1

User agent

[26]

o.1

o.1

2

Proxy

[26]

o.1

o.1

o.1: It is mandatory to support exactly one of these items.

NOTE: For the purposes of the present document it has been chosen to keep the specification simple by the tables specifying only one role at a time. This does not preclude implementations providing two roles, but an entirely separate assessment of the tables shall be made for each role.

1

UE

5.1

n/a

o.1

2

P-CSCF

5.2

n/a

o.1

3

I-CSCF

5.3

n/a

o.1

3A

I-CSCF (THIG)

5.3

n/a

c1

4

S-CSCF

5.4

n/a

o.1

5

BGCF

5.6

n/a

o.1

6

MGCF

5.5

n/a

o.1

7

AS

5.7

n/a

o.1

7A

AS acting as terminating UA, or redirect server

5.7.2

n/a

c2

7B

AS acting as originating UA

5.7.3

n/a

c2

7C

AS acting as a SIP proxy

5.7.4

n/a

c2

7D

AS performing 3rd party call control

5.7.5

n/a

c2

8

MRFC

5.8

n/a

o.1

9

IMS-ALG

5.9

n/a

o.1

11

E-CSCF

5.11

n/a

o.1

c1: IF A.3/3 THEN o ELSE x – – I-CSCF.

c2: IF A.3/7 THEN o.2 ELSE n/a – – AS.

o.1: It is mandatory to support exactly one of these items.

o.2: It is mandatory to support at least one of these items.

NOTE: For the purposes of the present document it has been chosen to keep the specification simple by the tables specifying only one role at a time. This does not preclude implementations providing two roles, but an entirely separate assessment of the tables shall be made for each role.

1

Presence server

3GPP TS 24.141 [8A]

n/a

c1

2

Presence user agent

3GPP TS 24.141 [8A]

n/a

c2

3

Resource list server

3GPP TS 24.141 [8A]

n/a

c3

4

Watcher

3GPP TS 24.141 [8A]

n/a

c4

11

Conference focus

3GPP TS 24.147 [8B]

n/a

c5

12

Conference participant

3GPP TS 24.147 [8B]

n/a

c6

c1: IF A.3/7A AND A.3/7B THEN o ELSE n/a – – AS acting as terminating UA, or redirect server and AS acting as originating UA.

c2: IF A.3/1 THEN o ELSE n/a – – UE.

c3: IF A.3/7A THEN o ELSE n/a – – AS acting as terminating UA, or redirect server.

c4: IF A.3/1 OR A.3/7B THEN o ELSE IF A.3/9 THEN m ELSE n/a – – UE or AS acting as originating UA.

c5: IF A.3/7D AND A.3/4 AND A.3/8 THEN o ELSE n/a – – AS performing 3rd party call control and S-CSCF and MRFC (note 2).

c6: IF A.3/1 OR A.3A/11 THEN o ELSE IF A.3/9 THEN m ELSE n/a – – UE or conference focus.

NOTE 1: For the purposes of the present document it has been chosen to keep the specification simple by the tables specifying only one role at a time. This does not preclude implementations providing two roles, but an entirely separate assessment of the tables shall be made for each role.

NOTE 2: The functional split between the MRFC and the conferencing AS is out of scope of this document and they are assumed to be collocated.

1

3GPP-GERAN

[52] 4.4

o

c1

2

3GPP-UTRAN-FDD

[52] 4.4

o

c1

3

3GPP-UTRAN-TDD

[52] 4.4

o

c1

4

3GPP2-1X

[52] 4.4

o

c1

5

3GPP2-1X-HRPD

[52] 4.4

o

c1

11

IEEE-802.11

[52] 4.4

o

c1

12

IEEE-802.11°

[52] 4.4

o

c1

13

IEEE-802.11b

[52] 4.4

o

c1

14

IEEE-802.11g

[52] 4.4

o

c1

21

ADSL

[52] 4.4

o

c1

22

ADSL2

[52] 4.4

o

c1

23

ADSL2+

[52] 4.4

o

c1

24

RADSL

[52] 4.4

o

c1

25

SDSL

[52] 4.4

o

c1

26

HDSL

[52] 4.4

o

c1

27

HDSL2

[52] 4.4

o

c1

28

G.SHDSL

[52] 4.4

o

c1

29

VDSL

[52] 4.4

o

c1

30

IDSL

[52] 4.4

o

c1

c1: If A.3/1 OR A.3/2 THEN o.1 ELSE n/a.

o.1: It is mandatory to support at least one of these items.

Capabilities within main protocol

1

client behaviour for registration?

[26] subclause 10.2

o

c3

2

registrar?

[26] subclause 10.3

o

c4

2A

registration of multiple contacts for a single address of record

[26] 10.2.1.2, 16.6

o

o

2B

initiating a session?

[26] subclause 13

o

o

3

client behaviour for INVITE requests?

[26] subclause 13.2

c18

c18

4

server behaviour for INVITE requests?

[26] subclause 13.3

c18

c18

5

session release?

[26] subclause 15.1

c18

c18

6

timestamping of requests?

[26] subclause 8.2.6.1

o

o

7

authentication between UA and UA?

[26] subclause 22.2

c34

c34

8

authentication between UA and registrar?

[26] subclause 22.2

o

n/a

8A

authentication between UA and proxy?

[26] 20.28, 22.3

o

o

9

server handling of merged requests due to forking?

[26] 8.2.2.2

m

m

10

client handling of multiple responses due to forking?

[26] 13.2.2.4

m

m

11

insertion of date in requests and responses?

[26] subclause 20.17

o

o

12

downloading of alerting information?

[26] subclause 20.4

o

o

Extensions

13

the SIP INFO method?

[25]

o

n/a

14

reliability of provisional responses in SIP?

[27]

c19

c18

15

the REFER method?

[36]

o

c33

16

integration of resource management and SIP?

[30] [64]

c19

c18

17

the SIP UPDATE method?

[29]

c5

c18

19

SIP extensions for media authorization?

[31]

o

c14

20

SIP specific event notification?

[28]

o

c13

21

the use of NOTIFY to establish a dialog?

[28] 4.2

o

n/a

22

acting as the notifier of event information?

[28]

c2

c15

23

acting as the subscriber to event information?

[28]

c2

c16

24

session initiation protocol extension header field for registering non-adjacent contacts?

[35]

o

c6

25

private extensions to the Session Initiation Protocol (SIP) for network asserted identity within trusted networks?

[34]

o

m

26

a privacy mechanism for the Session Initiation Protocol (SIP)?

[33]

o

m

26A

request of privacy by the inclusion of a Privacy header indicating any privacy option?

[33]

c9

c11

26B

application of privacy based on the received Privacy header?

[33]

c9

n/a

26C

passing on of the Privacy header transparently?

[33]

c9

c12

26D

application of the privacy option "header" such that those headers which cannot be completely expunged of identifying information without the assistance of intermediaries are obscured?

[33] 5.1

c10

c27

26E

application of the privacy option "session" such that anonymization for the session(s) initiated by this message occurs?

[33] 5.2

c10

c27

26F

application of the privacy option "user" such that user level privacy functions are provided by the network?

[33] 5.3

c10

c27

26G

application of the privacy option "id" such that privacy of the network asserted identity is provided by the network?

[34] 7

c10

n/a

26H

application of the privacy option "history" such that privacy of the History-Info header is provided by the network?

[66] 7.2

c37

c37

27

a messaging mechanism for the Session Initiation Protocol (SIP)?

[50]

o

c7

28

session initiation protocol extension header field for service route discovery during registration?

[38]

o

c17

29

compressing the session initiation protocol?

[55]

o

c8

30

private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP)?

[52]

o

m

31

the P-Associated-URI header extension?

[52] 4.1

c21

c22

32

the P-Called-Party-ID header extension?

[52] 4.2

c21

c23

33

the P-Visited-Network-ID header extension?

[52] 4.3

c21

c24

34

the P-Access-Network-Info header extension?

[52] 4.4

c21

c25

35

the P-Charging-Function-Addresses header extension?

[52] 4.5

c21

c26

36

the P-Charging-Vector header extension?

[52] 4.6

c21

c26

37

security mechanism agreement for the session initiation protocol?

[48]

o

c20

38

the Reason header field for the session initiation protocol?

[34A]

o

o (note 1)

39

an extension to the session initiation protocol for symmetric response routeing?

[56A]

o

xo

40

caller preferences for the session initiation protocol?

[56B]

C29

c29

40A

the proxy-directive within caller-preferences?

[56B] 9.1

o.5

o.5

40B

the cancel-directive within caller-preferences?

[56B] 9.1

o.5

o.5

40C

the fork-directive within caller-preferences?

[56B] 9.1

o.5

c28

40D

the recurse-directive within caller-preferences?

[56B] 9.1

o.5

o.5

40E

the parallel-directive within caller-preferences?

[56B] 9.1

o.5

c28

40F

the queue-directive within caller-preferences?

[56B] 9.1

o.5

o.5

41

an event state publication extension to the session initiation protocol?

[70]

o

c30

42

SIP session timer?

[58]

c19

c19

43

the SIP Referred-By mechanism?

[59]

o

c33

44

the Session Initiation Protocol (SIP) "Replaces" header?

[60]

c19

c38 (note 1)

45

the Session Initiation Protocol (SIP) "Join" header?

[61]

c19

c19 (note 1)

46

the callee capabilities?

[62]

o

c35

47

an extension to the session initiation protocol for request history information?

[66]

o

o

48

Rejecting anonymous requests in the Session Initiation Protocol (SIP)

[67]

o

o

49

session initiation protocol URIs for applications such as voicemail and interactive voice response

[68]

o

o

52

a uniform resource name for services

[69]

n/a

c39

c2: IF A.4/20 THEN o.1 ELSE n/a – – SIP specific event notification extension.

c3: IF A.3/1 OR A.3/4 THEN m ELSE n/a – – UE or S-CSCF functional entity.

c4: IF A.3/4 THEN m ELSE IF A.3/7 THEN o ELSE n/a – – S-CSCF or AS functional entity.

c5: IF A.4/16 THEN m ELSE o – – integration of resource management and SIP extension.

c6: IF A.3/4 OR A.3/1 THEN m ELSE n/a. – – S-CSCF or UE.

c7: IF A.3/1 OR A.3/4 OR A.3/7A OR A.3/7B OR A.3/7D OR A.3/9 THEN m ELSE n/a – – UA or S-CSCF or AS acting as terminating UA or AS acting as originating UA or AS performing 3^rd party call control or IMS-ALG.

c8: IF A.3/1 THEN (IF (A.3B/1 OR A.3B/2 OR A.3B/3 OR A.3B/4 OR A.3B/5 OR A.3B/11 OR A.3B/12 OR A.3B/13 OR A.3B/14) THEN m ELSE o) ELSE n/a – – UE behaviour (based on P-Access-Network-Info usage).

c9: IF A.4/26 THEN o.2 ELSE n/a – – a privacy mechanism for the Session Initiation Protocol (SIP).

c10: IF A.4/26B THEN o.3 ELSE n/a – – application of privacy based on the received Privacy header.

c11: IF A.3/1 OR A.3/6 THEN o ELSE IF A.3/9 THEN m ELSE n/a – – UE or MGCF, IMS-ALG

c12: IF A.3/7D THEN m ELSE n/a – – AS performing 3rd-party call control.

c13: IF A.3/1 OR A.3/2 OR A.3/4 OR A.3/9 THEN m ELSE o – – UE or S-CSCF or IMS-ALG.

c14: IF A.3/1 AND (A.3B/1 OR A.3B/2 OR A.3B/3 OR A.3B/4 OR A.3B/5) THEN m ELSE n/a – UE with appropriate access technology

c15: IF A.4/20 AND (A.3/4 OR A.3/9) THEN m ELSE o – SIP specific event notification extensions and S-CSCF, IMS-ALG .

c16: IF A.4/20 AND (A.3/1 OR A.3/2 OR A.3/9) THEN m ELSE o – – SIP specific event notification extension and UE or P-CSCF or IMS-ALG.

c17: IF A.3/1 or A.3/4 THEN m ELSE n/a – – UE or S-CSCF

c18: IF A.4/2B THEN m ELSE n/a – – initiating sessions.

c19: IF A.4/2B THEN o ELSE n/a – – initiating sessions.

c20: IF A.3/1 THEN m ELSE n/a – – UE behaviour.

c21: IF A.4/30 THEN o.4 ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP).

c22: IF A.4/30 AND (A.3/1 OR A.3/4) THEN m ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and S-CSCF or UA.

c23: IF A.4/30 AND A.3/1 THEN o ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and UE.

c24: IF A.4/30 AND A.3/4) THEN m ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and S-CSCF.

c25: IF A.4/30 AND (A.3/1 OR A.3/4 OR A.3/7A OR A.3/7D OR A.3/9) THEN m ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and UE,
S-CSCF or AS acting as terminating UA or AS acting as third-party call controller, IMS-ALG.

c26: IF A.4/30 AND (A.3/6 OR A.3/7A OR A.3/7B or A.3/7D) THEN m ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and MGCF, AS acting as a terminating UA, or AS acting as an originating UA, or AS acting as third-party call controller.

c27: IF A.3/7D THEN o ELSE x – – AS performing 3rd party call control.

c28: IF A.3/1 THEN m ELSE o.5 – – UE.

c29: IF A.4/40A OR A.4/40B OR A.4/40C OR A.4/40D OR A.4/40E OR A.4/40F THEN m ELSE n/a – – support of any directives within caller preferences for the session initiation protocol.

c30: IF A.3A/1 OR A.3A/2 THEN m ELSE IF A.3/1 THEN o ELSE n/a – – presence server, presence user agent, UE, AS.

c33: IF A.3/11 OR A.3/12 OR A.3/9 OR A.4/44 THEN m ELSE o – – conference focus or conference participant or IMS-ALG or the Session Initiation Protocol (SIP) "Replaces" header.

c34: IF A.4/44 OR A.4/45 OR A.3/9 THEN m ELSE n/a – – the Session Initiation Protocol (SIP) "Replaces" header or the Session Initiation Protocol (SIP) "Join" header or IMS-ALG.

c35: IF A.3/4 OR A.3/9 THEN m ELSE IF (A.3/1 OR A.3/6 OR A.3/7 OR A.3/8) THEN o ELSE n/a – – S-CSCF or IMS-ALG functional entities, UE or MGCF or AS or MRFC functional entity.

c37 IF A.4/47 THEN o.3 ELSE n/a – – an extension to the session initiation protocol for request history information.

c38: IF A.4/2B AND (A.3A/11 or A.3A/12) THEN m ELSE IF A.4/2B THEN o ELSE n/a – – initiating sessions, conference focus, conference participant

c39: IF A.3/1 THEN m ELSE n/a – – UE.

o.1: At least one of these capabilities is supported.

o.2: At least one of these capabilities is supported.

o.3: At least one of these capabilities is supported.

o.4: At least one of these capabilities is supported.

o.5: At least one of these capabilities is supported.

NOTE 1: At the MGCF, the interworking specifications do not support a handling of the header associated with this extension.

Ref.

RFC status

Profile status

Ref.

RFC status

Profile status

1

reg event package?

[43]

c1

c3

[43]

c2

c4

2

refer package?

[36] 3

c13

c13

[36] 3

c13

c13

3

presence package?

[74] 6

c1

c5

[74] 6

c2

c6

4

eventlist with underlying presence package?

[75], [74] 6

c1

c7

[75], [74] 6

c2

c8

5

presence.winfo template-package?

[72] 4

c1

c9

[72] 4

c2

c10

6

sip-profile package?

[77] 3

c1

c11

[77] 3

c2

c12

7

conference package?

[78] 3

c1

c21

[78] 3

c1

c22

8

message-summary package?

[65]

c1

c23

[65] 3

c2

c24

c1: IF A.4/23 THEN o ELSE n/a – – acting as the subscriber to event information.

c2: IF A.4/22 THEN o ELSE n/a – – acting as the notifier of event information.

c3: IF A.3/1 OR A.3/2 THEN m ELSE IF A.3/7 THEN o ELSE n/a – – UE, P-CSCF, AS.

c4: IF A.3/4 THEN m ELSE n/a – – S-CSCF.

c5: IF A.3A/3 OR A.3A/4 THEN m ELSE IF A.4/23 THEN o ELSE n/a – – resource list server or watcher, acting as the subscriber to event information.

c6: IF A.3A/1 THEN m ELSE IF A.4/22 THEN o ELSE n/a – – presence server, acting as the notifier of event information.

c7: IF A.3A/4 THEN m ELSE IF A.4/23 THEN o ELSE n/a – – watcher, acting as the subscriber to event information.

c8: IF A.3A/3 THEN m ELSE IF A.4/22 THEN o ELSE n/a – – resource list server, acting as the notifier of event information.

c9: IF A.3A/2 THEN m ELSE IF A.4/23 THEN o ELSE n/a – – presence user agent, acting as the subscriber to event information.

c10: IF A.3A/1 THEN m ELSE IF A.4/22 THEN o ELSE n/a – – presence server, acting as the notifier of event information.

c11: IF A.3A/2 OR A.3A/4 THEN o ELSE IF A.4/23 THEN o ELSE n/a – – presence user agent or watcher, acting as the subscriber to event information.

c12: IF A.3A/1 OR A.3A/3 THEN m ELSE IF A.4/22 THEN o ELSE n/a – – presence server or resource list server, acting as the notifier of event information.

c13: IF A.4/15 THEN m ELSE n/a – – the REFER method.

c21: IF A.3A/12 THEN m ELSE IF A.4/23 THEN o ELSE n/a – – conference participant or acting as the subscriber to event information.

c22: IF A.3A/11 THEN m ELSE IF A.4/22 THEN o ELSE n/a – – conference focus or acting as the notifier of event information.

c23: IF (A.3/1 OR A.3/7A OR A.3/7B) AND A.4/23 THEN o ELSE n/a – – UE, AS acting as terminating UA, or redirect server, AS acting as originating UA all as subscriber of event information.

c24: IF (A.3/1 OR A.3/7A OR A.3/7B) AND A.4/22 THEN o ELSE n/a – – UE, AS acting as terminating UA, or redirect server, AS acting as originating UA all as notifier of event information.

1

100 (Trying)

[26] 21.1.1

n/a

n/a

[26] 21.1.1

c11

c11

101

1xx response

[26] 21.1

p21

p21

[26] 21.1

p21

p21

2

180 (Ringing)

[26] 21.1.2

c2

c2

[26] 21.1.2

c1

c1

3

181 (Call Is Being Forwarded)

[26] 21.1.3

c2

c2

[26] 21.1.3

c1

c1

4

182 (Queued)

[26] 21.1.4

c2

c2

[26] 21.1.4

c1

c1

5

183 (Session Progress)

[26] 21.1.5

c1

c1

[26] 21.1.5

c1

c1

102

2xx response

[26] 21.2

p22

p22

[26] 21.1

p22

p22

6

200 (OK)

[26] 21.2.1

m

m

[26] 21.2.1

m

m

7

202 (Accepted)

[28] 8.3.1

c3

c3

[28] 8.3.1

c3

c3

103

3xx response

[26] 21.3

p23

p23

[26] 21.1

p23

p23

8

300 (Multiple Choices)

[26] 21.3.1

[26] 21.3.1

9

301 (Moved Permanently)

[26] 21.3.2

[26] 21.3.2

10

302 (Moved Temporarily)

[26] 21.3.3

[26] 21.3.3

11

305 (Use Proxy)

[26] 21.3.4

[26] 21.3.4

12

380 (Alternative Service)

[26] 21.3.5

[26] 21.3.5

104

4xx response

[26] 21.4

p24

p24

[26] 21.4

p24

p24

13

400 (Bad Request)

[26] 21.4.1

m

m

[26] 21.4.1

m

m

14

401 (Unauthorized)

[26] 21.4.2

o

c12

[26] 21.4.2

m

m

15

402 (Payment Required)

[26] 21.4.3

n/a

n/a

[26] 21.4.3

n/a

n/a

16

403 (Forbidden)

[26] 21.4.4

m

m

[26] 21.4.4

m

m

17

404 (Not Found)

[26] 21.4.5

m

m

[26] 21.4.5

m

m

18

405 (Method Not Allowed)

[26] 21.4.6

m

m

[26] 21.4.6

m

m

19

406 (Not Acceptable)

[26] 21.4.7

m

m

[26] 21.4.7

m

m

20

407 (Proxy Authentication Required)

[26] 21.4.8

o

o

[26] 21.4.8

m

m

21

408 (Request Timeout)

[26] 21.4.9

m

m

[26] 21.4.9

m

m

22

410 (Gone)

[26] 21.4.10

m

m

[26] 21.4.10

m

m

22A

412 (Conditional Request Failed)

[70] 11.2.1

c20

c20

[70] 11.2.1

c20

c20

23

413 (Request Entity Too Large)

[26] 21.4.11

m

m

[26] 21.4.11

m

m

24

414 (Request-URI Too Large)

[26] 21.4.12

m

m

[26] 21.4.12

m

m

25

415 (Unsupported Media Type)

[26] 21.4.13

m

m

[26] 21.4.13

m

m

26

416 (Unsupported URI Scheme)

[26] 21.4.14

m

m

[26] 21.4.14

m

m

27

420 (Bad Extension)

[26] 21.4.15

m

c13

[26] 21.4.15

m

m

28

421 (Extension Required)

[26] 21.4.16

o

[26] 21.4.16

i

i

28A

422 (Session Interval Too Small)

[58] 6

c7

c7

[58] 6

c7

c7

29

423 (Interval Too Brief)

[26] 21.4.17

c4

c4

[26] 21.4.17

m

m

29A

429 (Provide Referrer Identity)

[59] 5

c8

c8

[59] 5

c9

c9

29B

433 (Anonymity Disallowed)

[67] 4

c14

c14

[67] 4

c14

c14

30

480 (Temporarily Unavailable)

[26] 21.4.18

m

m

[26] 21.4.18

m

m

31

481 (Call/Transaction Does Not Exist)

[26] 21.4.19

m

m

[26] 21.4.19

m

m

32

482 (Loop Detected)

[26] 21.4.20

m

m

[26] 21.4.20

m

m

33

483 (Too Many Hops)

[26] 21.4.21

m

m

[26] 21.4.21

m

m

34

484 (Address Incomplete)

[26] 21.4.22

o

o

[26] 21.4.22

m

m

35

485 (Ambiguous)

[26] 21.4.23

o

o

[26] 21.4.23

m

m

36

486 (Busy Here)

[26] 21.4.24

m

m

[26] 21.4.24

m

m

37

487 (Request Terminated)

[26] 21.4.25

m

m

[26] 21.4.25

m

m

38

488 (Not Acceptable Here)

[26] 21.4.26

m

m

[26] 21.4.26

m

m

39

489 (Bad Event)

[28] 7.3.2

c3

c3

[28] 7.3.2

c3

c3

40

491 (Request Pending)

[26] 21.4.27

m

m

[26] 21.4.27

m

m

41

493 (Undecipherable)

[26] 21.4.28

m

m

[26] 21.4.28

m

m

41A

494 (Security Agreement Required)

[48] 2

c5

c5

[48] 2

c6

c6

105

5xx response

[26] 21.5

p25

p25

[26] 21.5

p25

p25

42

500 (Internal Server Error)

[26] 21.5.1

m

m

[26] 21.5.1

m

m

43

501 (Not Implemented)

[26] 21.5.2

m

m

[26] 21.5.2

m

m

44

502 (Bad Gateway)

[26] 21.5.3

o

o

[26] 21.5.3

m

m

45

503 (Service Unavailable)

[26] 21.5.4

m

m

[26] 21.5.4

m

m

46

504 (Server Time-out)

[26] 21.5.5

m

m

[26] 21.5.5

m

m

47

505 (Version not supported)

[26] 21.5.6

m

m

[26] 21.5.6

m

m

48

513 (Message Too Large)

[26] 21.5.7

m

m

[26] 21.5.7

m

m

49

580 (Precondition Failure)

[30] 8

[30] 8

106

6xx response

[26] 21.6

p26

p26

[26] 21.6

p26

p26

50

600 (Busy Everywhere)

[26] 21.6.1

m

m

[26] 21.6.1

m

m

51

603 (Decline)

[26] 21.6.2

c10

c10

[26] 21.6.2

m

m

52

604 (Does Not Exist Anywhere)

[26] 21.6.3

m

m

[26] 21.6.3

m

m

53

606 (Not Acceptable)

[26] 21.6.4

m

m

[26] 21.6.4

m

m

c1: IF A.5/9 THEN m ELSE n/a – – INVITE response.

c2: IF A.5/9 THEN o ELSE n/a – – INVITE response.

c3: IF A.4/20 THEN m ELSE n/a – – SIP specific event notification extension.

c4: IF A.5/19 OR A.5/21 THEN m ELSE n/a – – REGISTER response or SUBSCRIBE response.

c5: IF A.4/37 AND A.4/2 THEN m ELSE n/a – – security mechanism agreement for the session initiation protocol and registrar.

c6: IF A.4/37 THEN m ELSE n/a – – security mechanism agreement for the session initiation protocol.

c7: IF A.4/42 AND (A.5/9 OR A.5/23) THEN m ELSE n/a – – the SIP session timer AND (INVITE response OR UPDATE response).

c8: IF A.4/43 AND A.5/17 THEN o ELSE n/a – – the SIP Referred-By mechanism and REFER response.

c9: IF A.4/43 AND A.5/17 THEN m ELSE n/a – – the SIP Referred-By mechanism and REFER response.

c10: IF A.4/44 THEN m ELSE o – – the Session Initiation Protocol (SIP) "Replaces" header.

c11: IF A.5/9 THE m ELSE n/a – – INVITE response (note 1).

c12: IF A.3/4 THEN m ELSE o – – S-CSCF.

c13: IF A.3/1 OR A.3/2 OR A.3/4 THEN m ELSE o – – UE, P-CSCF, S-CSCF.

c14: IF A.4/48 THEN m ELSE n/a – – rejecting anonymous requests in the session initiation protocol

c20: IF A.4/41 THEN m ELSE n/a – – an event state publication extension to the session initiation protocol.

p21: A.6/2 OR A.6/3 OR A.6/4 OR A.6/5 – – 1xx response.

p22: A.6/6 OR A.6/7 – – 2xx response.

p23: A.6/8 OR A.6/9 OR A.6/10 OR A.6/11 OR A.6/12 OR A.6/13 – – 3xx response.

p24: A.6/14 OR A.6/15 OR A.6/16 OR A.6/17 OR A.6/18 OR A.6/19 OR A.6/20 OR A.6/21 OR A.6/22 OR A.6/22A OR A.6/23 OR A.6/24 OR A.6/25 OR A.6/26 OR A.6/27 OR A.6/28 OR A.6/28A OR A.6/29 OR A.6/29A OR A.6/29B OR A.6/30 OR A.6/31 OR A.6/32 OR A.6/33 OR A.6/34 OR A.6/35 OR A.6/36 OR A.6/436 OR A.6/38 OR A.6/39 OR A.6/40 OR A.6/41 OR A.6/41A. – 4xx response.

p25: A.6/42 OR A.6/43 OR A.6/44 OR A.6/45 OR A.6/46 OR A.6/47 OR A.6/48 OR A.6/49 – – 5xx response

p26: A.6/50 OR A.6/51 OR A.6/52 OR A.6/53 – – 6xx response.

NOTE 1: RFC 3261 [26] gives the status of this header for methods other than INVITE as SHOULD NOT.

Capabilities within main protocol

3

initiate session release?

[26] 16

x

c27

4

stateless proxy behaviour?

[26] 16.11

o.1

c28

5

stateful proxy behaviour?

[26] 16.2

o.1

c29

6

forking of initial requests?

[26] 16.1

c1

c31

7

support of indication of TLS connections in the Record-Route header on the upstream side?

[26] 16.7

o

n/a

8

support of indication TLS connections in the Record-Route header on the downstream side?

[26] 16.7

o

n/a

8A

authentication between UA and proxy?

[26] 20.28, 22.3

o

x

9

insertion of date in requests and responses?

[26] 20.17

o

o

10

suppression or modification of alerting information data?

[26] 20.4

o

o

11

reading the contents of the Require header before proxying the request or response?

[26] 20.32

o

o

12

adding or modifying the contents of the Require header before proxying the REGISTER request or response

[26] 20.32

o

m

13

adding or modifying the contents of the Require header before proxying the request or response for methods other than REGISTER?

[26] 20.32

o

o

14

being able to insert itself in the subsequent transactions in a dialog (record-routing)?

[26] 16.6

o

c2

15

the requirement to be able to use separate URIs in the upstream direction and downstream direction when record routeing?

[26] 16.7

c3

c3

16

reading the contents of the Supported header before proxying the response?

[26] 20.37

o

o

17

reading the contents of the Unsupported header before proxying the 420 response to a REGISTER?

[26] 20.40

o

m

18

reading the contents of the Unsupported header before proxying the 420 response to a method other than REGISTER?

[26] 20.40

o

o

19

the inclusion of the Error-Info header in 3xx – 6xx responses?

[26] 20.18

o

o

19A

reading the contents of the Organization header before proxying the request or response?

[26] 20.25

o

o

19B

adding or concatenating the Organization header before proxying the request or response?

[26] 20.25

o

o

19C

reading the contents of the Call-Info header before proxying the request or response?

[26] 20.25

o

o

19D

adding or concatenating the Call-Info header before proxying the request or response?

[26] 20.25

o

o

19E

delete Contact headers from 3xx responses prior to relaying the response?

[26] 20

o

o

Extensions

20

the SIP INFO method?

[25]

o

o

21

reliability of provisional responses in SIP?

[27]

o

i

22

the REFER method?

[36]

o

o

23

integration of resource management and SIP?

[30] [64]

o

i

24

the SIP UPDATE method?

[29]

c4

i

26

SIP extensions for media authorization?

[31]

o

c7

27

SIP specific event notification

[28]

o

i

28

the use of NOTIFY to establish a dialog

[28] 4.2

o

n/a

29

Session Initiation Protocol Extension Header Field for Registering Non-Adjacent Contacts

[35]

o

c6

30

extensions to the Session Initiation Protocol (SIP) for asserted identity within trusted networks

[34]

o

m

30A

act as first entity within the trust domain for asserted identity

[34]

c5

c8

30B

act as subsequent entity within trust network that can route outside the trust network

[34]

c5

c9

31

a privacy mechanism for the Session Initiation Protocol (SIP)

[33]

o

m

31A

request of privacy by the inclusion of a Privacy header

[33]

n/a

n/a

31B

application of privacy based on the received Privacy header

[33]

c10

c12

31C

passing on of the Privacy header transparently

[33]

c10

c13

31D

application of the privacy option "header" such that those headers which cannot be completely expunged of identifying information without the assistance of intermediaries are obscured?

[33] 5.1

x

x

31E

application of the privacy option "session" such that anonymization for the session(s) initiated by this message occurs?

[33] 5.2

n/a

n/a

31F

application of the privacy option "user" such that user level privacy functions are provided by the network?

[33] 5.3

n/a

n/a

31G

application of the privacy option "id" such that privacy of the network asserted identity is provided by the network?

[34] 7

c11

c12

31H

application of the privacy option "history" such that privacy of the History-Info header is provided by the network?

[66] 7.2

c34

c34

32

Session Initiation Protocol Extension Header Field for Service Route Discovery During Registration

[38]

o

c30

33

a messaging mechanism for the Session Initiation Protocol (SIP)

[50]

o

m

34

Compressing the Session Initiation Protocol

[55]

o

c7

35

private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP)?

[52]

o

m

36

the P-Associated-URI header extension?

[52] 4.1

c14

c15

37

the P-Called-Party-ID header extension?

[52] 4.2

c14

c16

38

the P-Visited-Network-ID header extension?

[52] 4.3

c14

c17

39

reading, or deleting the P-Visited-Network-ID header before proxying the request or response?

[52] 4.3

c18

n/a

41

the P-Access-Network-Info header extension?

[52] 4.4

c14

c19

42

act as first entity within the trust domain for access network information?

[52] 4.4

c20

c21

43

act as subsequent entity within trust network for access network information that can route outside the trust network?

[52] 4.4

c20

c22

44

the P-Charging-Function-Addresses header extension?

[52] 4.5

c14

m

44A

adding, deleting or reading the P‑Charging-Function-Addresses header before proxying the request or response?

[52] 4.6

c25

c26

45

the P-Charging-Vector header extension?

[52] 4.6

c14

m

46

adding, deleting, reading or modifying the P-Charging-Vector header before proxying the request or response?

[52] 4.6

c23

c24

47

security mechanism agreement for the session initiation protocol?

[48]

o

c7

48

the Reason header field for the session initiation protocol

[34A]

o

o

49

an extension to the session initiation protocol for symmetric response routeing

[56A]

o

x

50

caller preferences for the session initiation protocol?

[56B]

c33

c33

50A

the proxy-directive within caller-preferences?

[56B] 9.1

o.4

o.4

50B

the cancel-directive within caller-preferences?

[56B] 9.1

o.4

o.4

50C

the fork-directive within caller-preferences?

[56B] 9.1

o.4

c32

50D

the recurse-directive within caller-preferences?

[56B] 9.1

o.4

o.4

50E

the parallel-directive within caller-preferences?

[56B] 9.1

o.4

c32

50F

the queue-directive within caller-preferences?

[56B] 9.1

o.4

o.4

51

an event state publication extension to the session initiation protocol?

[70]

o

m

52

SIP session timer?

[58]

o

o

53

the SIP Referred-By mechanism?

[59]

o

o

54

the Session Initiation Protocol (SIP) "Replaces" header?

[60]

o

o

55

the Session Initiation Protocol (SIP) "Join" header?

[61]

o

o

56

the callee capabilities?

[62]

o

o

57

an extension to the session initiation protocol for request history information?

[66]

o

o

58

Rejecting anonymous requests in the Session Initiation Protocol (SIP)

[200]

o

o

59

session initiation protocol URIs for applications such as voicemail and interactive voice response

[68]

o

o

60

an SIP Reason header extension for indicating redirection/ communication diversion reasons?

[80]

o

c34

62

a uniform resource name for services

[69]

n/a

c35

c1: IF A.162/5 THEN o ELSE n/a – – stateful proxy behaviour.

c2: IF A.3/2 OR A.3/3A OR A.3/4 THEN m ELSE o – – P-CSCF, I-CSCF(THIG) or S-CSCF.

c3: IF (A.162/7 AND NOT A.162/8) OR (NOT A.162/7 AND A.162/8) THEN m ELSE IF A.162/14 THEN o ELSE n/a – – TLS interworking with non-TLS else proxy insertion.

c4: IF A.162/23 THEN m ELSE o – – integration of resource management and SIP.

c5: IF A.162/30 THEN o ELSE n/a – – extensions to the Session Initiation Protocol (SIP) for asserted identity within trusted networks.

c6: IF A.3/2 OR A.3/3A THEN m ELSE n/a – – P-CSCF or I-CSCF (THIG).

c7: IF A.3/2 THEN m ELSE n/a – – P-CSCF.

c8: IF A.3/2 AND A.162/30 THEN m ELSE n/a – – P-CSCF and extensions to the Session Initiation Protocol (SIP) for asserted identity within trusted networks.

c9: IF A.3/2 AND A.162/30 THEN m ELSE IF A.3/7C AND A.162/30 THEN o ELSE n/a – – S-CSCF or AS acting as proxy and extensions to the Session Initiation Protocol (SIP) for asserted identity within trusted networks (note).

c10: IF A.162/31 THEN o.2 ELSE n/a – – a privacy mechanism for the Session Initiation Protocol (SIP).

c11: IF A.162/31B THEN o ELSE x – – application of privacy based on the received Privacy header.

c12: IF A.162/31 AND A.3/4 THEN m ELSE n/a – – S-CSCF.

c13: IF A.162/31 AND (A.3/2 OR A.3/3 OR A.3/7C) THEN m ELSE n/a – – P-CSCF OR
I-CSCF OR AS acting as a SIP proxy.

c14: IF A.162/35 THEN o.3 ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP).

c15: IF A.162/35 AND (A.3/2 OR A.3/3) THEN m THEN o ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and P-CSCF or I-CSCF.

c16: IF A.162/35 AND (A.3/2 OR A.3/3 OR A.3/4) THEN m ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and P-CSCF or I-CSCF or S-CSCF.

c17: IF A.162/35 AND (A.3/2 OR A.3/3) THEN m ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and P‑CSCF or I-CSCF.

c18: IF A.162/38 THEN o ELSE n/a – – the P-Visited-Network-ID header extension.

c19: IF A.162/35 AND (A.3/2 OR A.3.3 OR A.3/4 OR A.3/7 THEN m ELSE n/a – – private header extensions to the session initiation protocol for the 3rd-Generation Partnership Project (3GPP) and P-CSCF, I-CSCF, S-CSCF, AS acting as a proxy.

c20: IF A.162/41 THEN o ELSE n/a – – the P-Access-Network-Info header extension.

c21: IF A.162/41 AND A.3/2 THEN m ELSE n/a – – the P-Access-Network-Info header extension and P-CSCF.

c22: IF A.162/41 AND A.3/4 THEN m ELSE n/a – – the P-Access-Network-Info header extension and S-CSCF.

c23: IF A.162/45 THEN o ELSE n/a – – the P-Charging-Vector header extension.

c24: IF A.162/45 THEN m ELSE n/a – – the P-Charging-Vector header extension.

c25: IF A.162/44 THEN o ELSE n/a – – the P-Charging-Function-Addresses header extension.

c26: IF A.162/44 THEN m ELSE n/a – – the P-Charging-Function Addresses header extension.

c27: IF A.3/2 OR A.3/4 THEN m ELSE x – – P-CSCF or S-CSCF.

c28: IF A.3/2 OR A.3/4 OR A.3/6 then m ELSE o – – P-CSCF or S-CSCF of MGCF.

c29: IF A.3/2 OR A.3/4 OR A.3/6 then o ELSE m – – P-CSCF or S-CSCF of MGCF.

c30: IF A.3/2 o ELSE i – – P-CSCF.

c31: IF A.3/4 THEN m ELSE x – – S-CSCF.

c32: IF A.3/4 THEN m ELSE o.4 – – S-CSCF.

c33: IF A.162/50A OR A.162/50B OR A.162/50C OR A.162/50D OR A.162/50E OR A.162/50F THEN m ELSE n/a – – support of any directives within caller preferences for the session initiation protocol.

c34 IF A.162/57 THEN m ELSE n/a – – an extension to the session initiation protocol for request history information.

c35: IF A.3/2 OR A.3/11 THEN m ELSE n/a – – P-CSCF, E-CSCF.

o.1: It is mandatory to support at least one of these items.

o.2: It is mandatory to support at least one of these items.

o.3: It is mandatory to support at least one of these items.

o.4 At least one of these capabilities is supported.

NOTE: An AS acting as a proxy may be outside the trust domain, and therefore not able to support the capability for that reason; in this case it is perfectly reasonable for the header to be passed on transparently, as specified in the PDU parts of the profile.

1

100 (Trying)

[26] 21.1.1

c1

c1

[26] 21.1.1

c2

c2

101

1xx response

[26] 21.1

p21

p21

[26] 21.1

p21

p21

2

180 (Ringing)

[26] 21.1.2

c3

c3

[26] 21.1.2

c3

c3

3

181 (Call Is Being Forwarded)

[26] 21.1.3

c3

c3

[26] 21.1.3

c3

c3

4

182 (Queued)

[26] 21.1.4

c3

c3

[26] 21.1.4

c3

c3

5

183 (Session Progress)

[26] 21.1.5

c3

c3

[26] 21.1.5

c3

c3

102

2xx response

[26] 21.2

p22

p22

[26] 21.1

p22

p22

6

200 (OK)

[26] 21.2.1

m

m

[26] 21.2.1

i

m

7

202 (Accepted)

[28] 8.3.1

c4

c4

[28] 8.3.1

c4

c4

103

3xx response

[26] 21.3

p23

p23

[26] 21.1

p23

p23

8

300 (Multiple Choices)

[26] 21.3.1

m

m

[26] 21.3.1

i

i

9

301 (Moved Permanently)

[26] 21.3.2

m

m

[26] 21.3.2

i

i

10

302 (Moved Temporarily)

[26] 21.3.3

m

m

[26] 21.3.3

i

i

11

305 (Use Proxy)

[26] 21.3.4

m

m

[26] 21.3.4

i

i

12

380 (Alternative Service)

[26] 21.3.5

m

m

[26] 21.3.5

i

i

104

4xx response

[26] 21.4

p24

p24

[26] 21.4

p24

p24

13

400 (Bad Request)

[26] 21.4.1

m

m

[26] 21.4.1

i

i

14

401 (Unauthorized)

[26] 21.4.2

m

m

[26] 21.4.2

i

c10

15

402 (Payment Required)

[26] 21.4.3

n/a

n/a

[26] 21.4.3

n/a

n/a

16

403 (Forbidden)

[26] 21.4.4

m

m

[26] 21.4.4

i

i

17

404 (Not Found)

[26] 21.4.5

m

m

[26] 21.4.5

i

i

18

405 (Method Not Allowed)

[26] 21.4.6

m

m

[26] 21.4.6

i

i

19

406 (Not Acceptable)

[26] 21.4.7

m

m

[26] 21.4.7

i

i

20

407 (Proxy Authentication Required)

[26] 21.4.8

m

m

[26] 21.4.8

i

i

21

408 (Request Timeout)

[26] 21.4.9

m

m

[26] 21.4.9

i

i

22

410 (Gone)

[26] 21.4.10

m

m

[26] 21.4.10

i

i

22A

412 (Conditional Request Failed)

[70] 11.2.1

c20

c20

[70] 11.2.1

c19

c19

23

413 (Request Entity Too Large)

[26] 21.4.11

m

m

[26] 21.4.11

i

i

24

414 (Request-URI Too Large)

[26] 21.4.12

m

m

[26] 21.4.12

i

i

25

415 (Unsupported Media Type)

[26] 21.4.13

m

m

[26] 21.4.13

i

i

26

416 (Unsupported URI Scheme)

[26] 21.4.14

m

m

[26] 21.4.14

i

i

27

420 (Bad Extension)

[26] 21.4.15

m

m

[26] 21.4.15

i

i

28

421 (Extension Required)

[26] 21.4.16

m

m

[26] 21.4.16

i

i

28A

422 (Session Interval Too Small)

[58] 6

c8

c8

[58] 6

c8

c8

29

423 (Interval Too Brief)

[26] 21.4.17

c5

c5

[26] 21.4.17

c6

c6

29A

429 (Provide Referrer Identity)

[59] 5

c9

c9

[59] 5

c9

c9

29B

433 (Anonymity Disallowed)

[67] 4

c14

c14

[67] 4

c14

c14

30

480 (Temporarily not available)

[26] 21.4.18

m

m

[26] 21.4.18

i

i

31

481 (Call /Transaction Does Not Exist)

[26] 21.4.19

m

m

[26] 21.4.19

i

i

32

482 (Loop Detected)

[26] 21.4.20

m

m

[26] 21.4.20

i

i

33

483 (Too Many Hops)

[26] 21.4.21

m

m

[26] 21.4.21

i

i

34

484 (Address Incomplete)

[26] 21.4.22

m

m

[26] 21.4.22

i

i

35

485 (Ambiguous)

[26] 21.4.23

m

m

[26] 21.4.23

i

i

36

486 (Busy Here)

[26] 21.4.24

m

m

[26] 21.4.24

i

i

37

487 (Request Terminated)

[26] 21.4.25

m

m

[26] 21.4.25

i

i

38

488 (Not Acceptable Here)

[26] 21.4.26

m

m

[26] 21.4.26

i

i

39

489 (Bad Event)

[28] 7.3.2

c4

c4

[28] 7.3.2

c4

c4

40

491 (Request Pending)

[26] 21.4.27

m

m

[26] 21.4.27

i

i

41

493 (Undecipherable)

[26] 21.4.28

m

m

[26] 21.4.28

i

i

41A

494 (Security Agreement Required)

[48] 2

c7

c7

[48] 2

n/a

n/a

105

5xx response

[26] 21.5

p25

p25

[26] 21.5

p25

p25

42

500 (Internal Server Error)

[26] 21.5.1

m

m

[26] 21.5.1

i

i

43

501 (Not Implemented)

[26] 21.5.2

m

m

[26] 21.5.2

i

i

44

502 (Bad Gateway)

[26] 21.5.3

m

m

[26] 21.5.3

i

i

45

503 (Service Unavailable)

[26] 21.5.4

m

m

[26] 21.5.4

i

i

46

504 (Server Time-out)

[26] 21.5.5

m

m

[26] 21.5.5

i

i

47

505 (Version not supported)

[26] 21.5.6

m

m

[26] 21.5.6

i

i

48

513 (Message Too Large)

[26] 21.5.7

m

m

[26] 21.5.7

i

i

49

580 (Precondition Failure)

[30] 8

m

m

[30] 8

i

i

106

6xx response

[26] 21.6

p26

p26

[26] 21.6

p26

p26

50

600 (Busy Everywhere)

[26] 21.6.1

m

m

[26] 21.6.1

i

i

51

603 (Decline)

[26] 21.6.2

m

m

[26] 21.6.2

i

i

52

604 (Does Not Exist Anywhere)

[26] 21.6.3

m

m

[26] 21.6.3

i

i

53

606 (Not Acceptable)

[26] 21.6.4

m

m

[26] 21.6.4

i

i

c1: IF A.163/9 AND A.162/5 THEN m ELSE n/a – – INVITE response, stateful proxy.

c2: IF A.163/9 THEN (IF A.162/5 THEN m ELSE i) ELSE n/a – – INVITE response, stateful proxy.

c3: IF A.163/9 THEN m ELSE n/a – – INVITE response.

c4: IF A.162/27 THEN m ELSE n/a – – SIP specific event notification.

c5: IF A.163/19 OR A.163/21 THEN m ELSE n/a – – REGISTER response or SUBSCRIBE response.

c6: IF A.163/19 OR A.163/21 THEN i ELSE n/a – – REGISTER response or SUBSCRIBE response.

c7: IF A.162/47 THEN m ELSE n/a – – security mechanism agreement for the session initiation protocol.

c8: IF A.162/52 THEN m ELSE n/a – – the SIP session timer.

c9: IF A.162/53 AND A.163/17 THEN m ELSE n/a – – the SIP Referred-By mechanism and REFER response.

c10: IF A.3/2 THEN m ELSE i – – P-CSCF.

c14: IF A.162/58 THEN m ELSE n/a – rejecting anonymous requests in the session initiation protocol.

c19: IF A.162/51 THEN i ELSE n/a – – an event state publication extension to the session initiation protocol.

c20: IF A.162/51 THEN m ELSE n/a – – an event state publication extension to the session initiation protocol.

p21: A.164/2 OR A.164/3 OR A.164/4 OR A.164/5 – – 1xx response.

p22: A.164/6 OR A.164/7 – – 2xx response.

p23: A.164/8 OR A.164/9 OR A.164/10 OR A.164/11 OR A.164/12 OR A.164/13 – – 3xx response.

p24: A.164/14 OR A.164/15 OR A.164/16 OR A.164/17 OR A.164/18 OR A.164/19 OR A.164/20 OR A.164/21 OR A.164/22 OR A.164/22A OR A.164/23 OR A.164/24 OR A.164/25 OR A.164/26 OR A.164/27 OR A.164/28 OR A.164/28A OR A.164/29 OR A.164/29A OR A.164/29B OR A.164/30 OR A.164/31 OR A.164/32 OR A.164/33 OR A.164/34 OR A.164/35 OR A.164/36 OR A.164/436 OR A.164/38 OR A.164/39 OR A.164/40 OR A.164/41 OR A.164/41A. – – 4xx response.

p25: A.164/42 OR A.164/43 OR A.164/44 OR A.164/45 OR A.164/46 OR A.164/47 OR A.164/48 OR A.164/49 – – 5xx response.

p26: A.164/50 OR A.164/51 OR A.164/52 OR A.164/53 – – 6xx response.

Capabilities within main protocol

Extensions

22

Integration of resource management and SIP?

[30] [64]

O

m

23

Grouping of media lines

[53]

O

c1

24

Mapping of Media Streams to Resource Reservation Flows

[54]

O

c1

25

SDP Bandwidth Modifiers for RTCP Bandwidth

[56]

O

o (NOTE 1)

C1: IF A.3/1 THEN o.1 ELSE n/a – – UE role.

o.1: The procedure is mandatory in case if there are access specific procedures which the UE is using.

NOTE 1: For "video" and "audio" media types that utilise RTP/RTCP, it shall be specified. For other media types, it may be specified.

Ref.

RFC status

Profile status

Ref.

RFC status

Profile status

Session level description

1

v= (protocol version)

[39] 6

m

m

[39] 6

m

m

2

o= (owner/creator and session identifier)

[39] 6

m

m

[39] 6

m

m

3

s= (session name)

[39] 6

m

m

[39] 6

m

m

4

i= (session information)

[39] 6

o

o

[39] 6

m

m

5

u= (URI of description)

[39] 6

o

n/a

[39] 6

o

n/a

6

e= (email address)

[39] 6

o

n/a

[39] 6

o

n/a

7

p= (phone number)

[39] 6

o

n/a

[39] 6

o

n/a

8

c= (connection information)

[39] 6

o

o

[39] 6

m

m

9

b= (bandwidth information)

[39] 6

o

o (NOTE 1)

[39] 6

m

m

Time description (one or more per description)

10

t= (time the session is active)

[39] 6

m

m

[39] 6

m

m

11

r= (zero or more repeat times)

[39] 6

o

n/a

[39] 6

o

n/a

Session level description (continued)

12

z= (time zone adjustments)

[39] 6

o

n/a

[39] 6

o

n/a

13

k= (encryption key)

[39] 6

o

o

[39] 6

o

o

14

a= (zero or more session attribute lines)

[39] 6

o

o

[39] 6

m

m

Media description (zero or more per description)

15

m= (media name and transport address)

[39] 6

o

o

[39] 6

m

m

16

i= (media title)

[39] 6

o

o

[39] 6

o

o

17

c= (connection information)

[39] 6

c1

c1

[39] 6

c1

c1

18

b= (bandwidth information)

[39] 6

o

o (NOTE 1)

[39] 6

19

k= (encryption key)

[39] 6

o

o

[39] 6

o

o

20

a= (zero or more media attribute lines)

[39] 6

o

o

[39] 6

m

m

c1: IF (A.318/15 AND NOT A.318/8) THEN m ELSE (IF (A.318/15 AND A.318/8) THEN o ELSE n/a) — “c=” contained in session level description and SDP contains media descriptions.IF A.318/15 THEN m ELSE n/a.

NOTE 1: For "video" and "audio" media types that utilise RTP/RTCP, it shall be specified. For other media types, it may be specified.

Ref.

RFC status

Profile status

Ref.

RFC status

Profile status

1

category (a=cat)

[39] 6

[39] 6

2

keywords (a=keywds)

[39] 6

[39] 6

3

name and version of tool (a=tool)

[39] 6

[39] 6

4

packet time (a=ptime)

[39] 6

[39] 6

5

maximum packet time (a=maxptime)

[39] 6

[39] 6

6

receive-only mode (a=recvonly)

[39] 6

[39] 6

7

send and receive mode (a=sendrecv)

[39] 6

[39] 6

8

send-only mode (a=sendonly)

[39] 6

[39] 6

9

whiteboard orientation (a=orient)

[39] 6

[39] 6

10

conference type (a=type)

[39] 6

[39] 6

11

character set (a=charset)

[39] 6

[39] 6

12

language tag (a=sdplang)

[39] 6

[39] 6

13

language tag (a=lang)

[39] 6

[39] 6

14

frame rate (a=framerate)

[39] 6

[39] 6

15

quality (a=quality)

[39] 6

[39] 6

16

format specific parameters (a=fmtp)

[39] 6

[39] 6

17

rtpmap attribute (a=rtpmap)

[39] 6

[39] 6

18

current-status attribute (a=curr)

[30] 5

c1

c1

[30] 5

c2

c2

19

desired-status attribute (a=des)

[30] 5

c1

c1

[30] 5

c2

c2

20

confirm-status attribute (a=conf)

[30] 5

c1

c1

[30] 5

c2

c2

21

media stream identification attribute (a=mid)

[53] 3

c3

c3

[53] 3

c4

c4

22

group attribute (a=group)

[53] 4

c5

c5

[53] 3

c6

c6

c1: IF A.317/22 THEN o ELSE n/a.

c2: IF A.317/22 THEN m ELSE n/a.

c3: IF A.317/23 THEN o ELSE n/a.

c4: IF A.317/23 THEN m ELSE n/a.

c5: IF A.317/24 THEN o ELSE n/a.

c6: IF A.317/24 THEN m ELSE n/a.