Aastra Telecom 9143i Series User Manual

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41-001160-03, Rev 00, Releaes 2.4 

IP Phone Administrator Guide

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

You use the following parameter to configure the whitelist proxy feature using the 
configuration files:

For the specific parameters you can set in the configuration files for setting Whitelist Proxy, see Appendix A, 
the section, 

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