8.101 ULI Timestamp

29.2743GPP3GPP Evolved Packet System (EPS)Evolved General Packet Radio Service (GPRS) Tunnelling Protocol for Control plane (GTPv2-C)Release 16Stage 3TS

The ULI Timestamp IE is coded as shown in Figure 8.101-1. It indicates the UTC time when the user location information was acquired. Octets 5 to 8 are encoded in the same format as the first four octets of the 64-bit timestamp format as defined in clause 6 of IETF RFC 5905 [53].

NOTE: The encoding is defined as the time in seconds relative to 00:00:00 on 1 January 1900.

Bits

Octets

8

7

6

5

4

3

2

1

1

Type = 170 (decimal)

2 to 3

Length = n

4

Spare

Instance

5-8

ULI Timestamp value

9 to (n+4)

These octet(s) is/are present only if explicitly specified

Figure 8.101-1: ULI Timestamp