Cisco 6851 Administration Guide

DescriptionParameter
Makes this codec the preferred codec for the
associated call.
Defaults to *01729.
Prefer G729a Code
Makes this codec the only codec that can be used for
the associated call.
Defaults to *02729.
Force G729a Code
Makes this codec the preferred codec for the
associated call.
Prefer iLBC Code
Makes this codec the only codec that can be used for
the associated call.
Force iLBC Code
Makes this codec the preferred codec for the
associated call.
Prefer OPUS Code
Makes this codec the only codec that can be used for
the associated call.
Force OPUS Code
Time
DescriptionParameter
Sets the local date (mm represents the month and dd
represents the day). The year is optional and uses two
or four digits.
Default: Blank
Set Local Date (mm/dd/yyyy)
Sets the local time (hh represents hours and mm
represents minutes). Seconds are optional.
Default: Blank
Set Local Time (HH/mm)
Selects the number of hours to add to GMT to generate
the local time for caller ID generation. Choices are
GMT-12:00, GMT-11:00,…, GMT, GMT+01:00,
GMT+02:00, …, GMT+13:00.
Default: GMT-08:00
Time Zone
This specifies the offset from GMT to use for the local
system time.
Default: 00/00
Time Offset (HH/mm)
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
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Phone Troubleshooting
Time

Cisco 6851 Specifications

General

Network Protocols	SIP
Speakerphone	Yes
Bluetooth	No
Wi-Fi	No
USB Port	No
Display	3.5 inch grayscale display (396 x 162 pixels)
Ethernet	10/100 Ethernet
PoE	IEEE 802.3af
Audio	Wideband audio
Line Keys	4
Headset Port	RJ9
Supported Codecs	G.711, G.722, G.729, iLBC
Weight	0.9 kg