8.105 Trusted WLAN Mode Indication
29.2743GPP3GPP Evolved Packet System (EPS)Evolved General Packet Radio Service (GPRS) Tunnelling Protocol for Control plane (GTPv2-C)Release 18Stage 3TS
The purpose of the Trusted WLAN Mode Indication information element is to convey the selected trusted WLAN Mode.
The content and encoding of the Trusted WLAN Mode Indication is depicted on Figure 8.105-1.
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Bits |
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Octets |
8 |
7 |
6 |
5 |
4 |
3 |
2 |
1 |
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1 |
Type = 174 (decimal) |
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2 to 3 |
Length = n |
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4 |
Spare |
Instance |
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5 |
Spare |
MCM |
SCM |
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6 to (n+4) |
These octet(s) is/are present only if explicitly specified |
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Figure 8.105-1: Trusted WLAN Mode Indication
The following bits within Octet 5 shall indicate:
– Bit 8 to 3 – Spare, for future use and set to zero.
– Bit 2 – MCM (Multiple-connection mode Indication): if this bit is set to 1, it indicates that the Multiple-connection mode is used.
– Bit 1 – SCM (Single-connection mode Indication): if this bit is set to 1, it indicates that the Single-connection mode is used.