""ET VOIP Multiple Unauthorized SIP Responses UDP""
SID: 2009700
Revision: 2
Class Type: attempted-dos
Metadata: created_at 2010_07_30, updated_at 2010_08_31
Reference:
Protocol: udp
Source Network: $HOME_NET
Source Port: 5060
Destination Network: $EXTERNAL_NET
Destination Port: any
Flow:
Contents:
- Value: "SIP/2.0 401 Unauthorized" Depth: 24
Within:
PCRE:
Special Options:
- fast_pattern