7.7.108 Additional flags for SRVCC
29.0603GPPGeneral Packet Radio Service (GPRS)GPRS Tunnelling Protocol (GTP) across the Gn and Gp interfaceRelease 17TS
Additional flags for SRVCC is coded as specified in Figure 7.7.108-1.
|
Bits |
||||||||||
|
Octets |
8 |
7 |
6 |
5 |
4 |
3 |
2 |
1 |
||
|
1 |
Type = 208 (decimal) |
|||||||||
|
2 to 3 |
Length = n |
|||||||||
|
4 |
Spare |
ICS |
||||||||
|
5 to (n+3) |
These octet(s) is/are present only if explicitly specified |
|||||||||
Figure 7.7.108-1: Additional flags for SRVCC
The following bits within Octet 4 indicate:
– Bit 1 – ICS (IMS Centralized Service): This flag indicates that UE supports ICS specific service as specified in 3GPP TS 23.292 [49].