options in zero config page→Zero Config Settings, "Pick Extension
Segment" and "Enable Pick Extension". If "Enable Pick Extension"
under zero config settings is selected, the extension list defined in "Pick
Extension Segment" will be sent out to the device after receiving the
device's request. This "Pick Extension Segment" should be a subset of
the "Pick Extensions" range here. This feature is for the GXP series
phones that support selecting extension to be provisioned via phone's
LCD.
• Auto Provision Extensions: 5000-6299
This sets the range for "Zero Config Extension Segment" which is the
extensions can be assigned on the UCM630X to provision the end
device.
• Conference Extensions: 6300-6399
• Ring Group Extensions: 6400-6499
• Queue Extensions: 6500-6599
• Voicemail Group Extensions: 6600-6699
• IVR Extensions: 7000-7100
• Dial By Name Extensions: 7101-7199
Configure to enable or disable strict RTP protection. If enabled, RTP packets
that do not come from the source of the RTP stream will be dropped. The default
setting is "Disable".