3.2.5.6.1 Poll Timer Expiry

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The client MUST send a POLL Trigger to [MS-WDSMA] WDS Multicast Application Protocol providing the AppData and AppDataLen from the LastPOLLPacket (section 3.2.1.1).

The response from the POLL Trigger MUST be packaged in the POLLACK packet, and the fields of POLLACK packet MUST be set as specified below:

  • ClientId: MUST be set to ClientId (section 3.2.1.1).

  • POLLSeqNo: MUST be set to LastPOLLSeqNo (section 3.2.1.1).

  • AppDataLen: MUST be set to the length in bytes for the payload provided by [MS-WDSMA] WDS Multicast Application Protocol in response to the Trigger.

  • AppData: MUST be set to the payload provided by WDS Multicast Application Protocol in response to the Trigger.

The POLLACK packet MUST be sent to the Server Address (section 3.2.1.1).