SIP: Unexpected Response Header
This anomaly is a session initiation protocol (SIP), in which unexpected headers are in the response.
References
srx-branch-12.3
srx-branch-19.3
vsrx3bsd-19.2
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
srx-19.4
vsrx-12.3
srx-12.3
vsrx-19.2
srx-19.3