AASTRA 6700i series, 9143, 9480i, 9480i CT SIP Administrator Guide EN - Manual (Page 971)

A-240 41-001343-01 Rev 03, Release 3.2.2
Blacklist Duration Setting
Whitelist Proxy Setting
Parameter –
sip blacklist duration
Blacklist Duration
(Aastra Web UI)
Aastra Web UI Advanced Settings->Global SIP Settings->
Advanced SIP Settings
Configuration Files aastra.cfg, .cfg, .cfg
Description Specifies the length of time, in seconds, that a failed server remains on
the server blacklist. The IP phone avoids sending a SIP message to a
failed server (if another server is available) for this amount of time.
Note: The value of “0” disables the blacklist feature.
Format Integer
Default Value 300 (5 minutes)
Range 0 to 9999999
Example sip blacklist duration: 600
Parameter –
sip whitelist
Whitelist Proxy
(Aastra Web UI)
Aastra Web UI Advanced Settings->Global SIP->
Advanced SIP Settings
Configuration Files aastra.cfg, .cfg, .cfg
Description This parameter enables/disables the whitelist proxy feature, as follows:
• Set to 0 to disable the feature.
• Set to 1 to enable the feature. 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.
Format Boolean
Default Value 0 (disabled)
Range 0 (disabled)
1 (enabled)
Example sip whitelist: 1