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Wednesday, March 16, 2016

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What is Rack Header Field in SIP?

Leke Oyetoke - Wednesday, March 16, 2016



What is Rack Header Field in SIP?

The RAck header field is normally used within a response to a PRACK request to dependably accept a temporary response that enclosed an RSeq header field.

1. Rack header field value is the combination of CSeq and the RSeq from the temporary response.

2. The dependable sequence number is reduced for each response forwarded dependably.


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