radioChannelUsed

Validations ASN.1 Parent Types

The type of radio channel allocated at call set up.

Derivation:

GSM item channelType, a component of RadioChannelUsed (GSM 12.05).

Conditionality:

Must be present within group Basic Service where a radio channel has been used.  The item is not present where the call has not used a radio channel e.g. call forwarding cases, short message services.

Encoded as per TS GSM 04.08

                0              Half Rate Channel

                1              Full Rate Channel

Validations

Error Code

Context

Severity Level

Validation Description

10

 

 

20

 

 

MOC

MTC

 

MOC

MTC

 

Warning

 

 

Warning

 

 

Syntax error.

 

 

Value out of range.

 

 

 

ASN.1 Definition (of containing types) 

BasicService ::= [APPLICATION 36] SEQUENCE
{
    serviceCode                 BasicServiceCode       OPTIONAL, -- *m.m.
    radioChannelRequested       RadioChannelRequested  OPTIONAL,
    radioChannelUsed            RadioChannelUsed       OPTIONAL,
    speechVersionRequested      SpeechVersionRequested OPTIONAL,
    speechVersionUsed           SpeechVersionUsed      OPTIONAL,
    transparencyIndicator       TransparencyIndicator  OPTIONAL,
    fnur                        Fnur                   OPTIONAL,
    aiurRequested               AiurRequested          OPTIONAL,
    userProtocolIndicator       UserProtocolIndicator  OPTIONAL
}



Parent Types

BasicService
Text extracted from GSMA TD57 standard