Aastra Telecom SIP 57I - Manual (Page 457)

Advanced Operational Features
41-001160-00, Release 2.1, Rev 04 6-19
Configuring Advanced Operational Features
Advanced Operational Features Whitelist Proxy
To protect your IP phone network, you can configure a “Whitelist Proxy” feature
that screens incoming call requests received by the IP phones. When this feature is
enabled, an IP phone accepts call requests from a trusted proxy server only. The IP
phone rejects any call requests from an untrusted proxy server
Configuring Whitelist Proxy Using the Configuration Files
You use the following parameter to configure the whitelist proxy feature using the
configuration files:
• sip whitelist
Configuration Files
For the specific parameters you can set in the configuration files for setting Whitelist Proxy, see Appendix A,
the section,
“Whitelist Proxy” on page A-175.