This option activates a security mechanism that stops the SIP user agent from processing SIP messages from unknown VoIP servers, which could otherwise lead to SIP calls being diverted or disconnected, for example.
- SNMP ID:
- 2.33.4.2.1.21
- Console path:
- Setup > Voice-Call-Manager > Lines > SIP-PBX > PBX
- Possible values:
- No
- The strict mode is disabled.
- Yes
- The strict mode is enabled.
- Default:
- Yes
