Specifications

MyPBX U5XX Administrator's Guide
www.yeastar.com Page 137
Figure B-8
3.3* Security Configuration for remote extensions
If remote registration isn‟t required, please disable it.
PBXExtensionsFXS/VoIP Extensions VoIP ExtensionsGeneralVoIP
Settings
Figure B-9
3.4 Set an enhanced password and enable IP restriction for
extensions
1) Set a new extension password at the higher security level, e.g. AjK5Up1G.
PBXExtensionsFXS/VoIP Extensions VoIP ExtensionsGeneralPassword
Figure B-10