2.2.9.3 Alerting-UUIE Response PDU
The alerting response PDU is the part of the H.323 [H323-1.2] protocol that supports of the calling party's alert information during an incoming call.
The alerting information element is specified in [H225] section 7.3.1 Alerting.
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ProtocolIdentifier |
destinationInfo |
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h245Address (optional) |
callIdentifier |
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h245SecurityMode (optional) |
Tokens (optional) |
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cryptoTokens (optional) |
fastStart (optional) |
ProtocolIdentifier (2 bytes): This field identifies the protocol version, as specified in [H225] section 7.3.1 Alerting. NetMeeting sets this field to 0x0080 to indicate the H.225 protocol.
destinationInfo (2 bytes): Contains an EndpointType, as specified in [H225] section 7.3.1 Alerting.
h245Address (2 bytes): A specific transport address upon which to establish signaling, as specified in [H225] section 7.3.1 Alerting. This field MAY be used with the NetMeeting protocol.<27>
callIdentifier (2 bytes): A globally unique call identifier, as specified in [H225] section 7.3.1 Alerting.
h245SecurityMode (2 bytes): An acceptable security mode, as specified in [H225] section 7.3.1 Alerting. This field MAY be used with the NetMeeting protocol.<28>
Tokens (2 bytes): This data field is specified in [H225] section 7.3.1 Alerting. This field MAY be used with the NetMeeting protocol.<29>
cryptoTokens (2 bytes): This data field is specified in [H225] section 7.3.1 Alerting. This field MAY be used with the NetMeeting protocol.<30>
fastStart (2 bytes): Describes media channels, as specified in [H225] section 7.3.1 Alerting. This field MAY be used with the NetMeeting protocol.<31>