SIP: Invalid Via Protocol Identifier
This signature detects SIP headers with an incorrect Via header, which is missing "SIP/2.0/UDP" or "SIP/2.0/TCP." Detecting this condition can be an indication of an attack.
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3