From richard@carver.me.uk on 2020-07-19 09:43:26
:
Net::SIP::Request create_ack copies the Via header from the request and does not modify it. This is in violation for the RFC when the ACK is for a 2xx response.
"The branch parameter value MUST be unique across space and time for all requests sent by the UA. The exceptions to this rule are CANCEL and ACK for non-2xx responses."
Migrated from rt.cpan.org #133024 (status was 'new')
Requestors:
From richard@carver.me.uk on 2020-07-19 09:43:26 :
Net::SIP::Request create_ack copies the Via header from the request and does not modify it. This is in violation for the RFC when the ACK is for a 2xx response.
https://tools.ietf.org/html/rfc3261#section-8.1.1.7
"The branch parameter value MUST be unique across space and time for all requests sent by the UA. The exceptions to this rule are CANCEL and ACK for non-2xx responses."