This object allows only those SIP messages originated from source to appear in the list of learned/resolved IP addresses from configured FQDN entry. if this entry is enabled, a list of known FQDNs in which resolved IP addresses are treated as trusted sources addresses for arriving SIP packets.
Up to 4 FQDNs entries can be added under each zone and up to 256 FQDNs can be added per system.
On SBC main screen, go to All > Address Context > Zone > Filter Sip Src. The Filter Sip Src can be checked for each Address Context and Zone or for all the Address Contexts and Zones created. Use the drop-down box to select the desired Address Context and Zone.
The Filter Sip Src window is displayed.
The following fields are displayed:
Enable flag to apply filtering on incoming SIP message.