SIP: Unknown Data
This signature detects unknown data in a SIP message. This could indicate a KeepAlive message. Some vendors have developed various types of KeepAlive messages which are not defined in the RFC - each vendor implements their own method. These messages may be treated as malformed packets.
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