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 UCM6200 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
• Fax Extensions: 7200-8200
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".
Configure whether to support ICE. The default setting is enabled.
ICE is the integrated use of STUN and TURN structure to provide reliable VoIP
or video calls and media transmission, via a SIP request/ response model or
multiple candidate endpoints exchanging IP addresses and ports, such as
private addresses and TURN server address.