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Yealink: Overrides

S
Written by Support
Updated over 2 weeks ago

Scope

The below codes will allow you to set overrides in the program of Yealink phones.

Requirements:

  • Text editor

  • Access to NDP server or Advanced tab in Manager Portal

Yealink Administrator Guide


Null Values


You can override any provisioned value by entering %NULL%

I.e. firmware.url.server_type="%NULL%"

Directed Call Pickup


  • features.pickup.direct_pickup_enable="1"

  • features.pickup.direct_pickup_code="*35"

Distinctive Ring


The Distinctive Ring feature works by adding a department name to the extension

  • account.1.alert_info_url_enable="1"

  • distinctive_ring_tones.alert_info.1.text="Restaurant"

  • distinctive_ring_tones.alert_info.1.ringer="2"

The example above will cause any Yealink phone to use Ringer 2 whenever a call is received from a member of the 'Restaurant' department.


Ringer Volume

It is sometimes necessary to lock the ringer volume at the administrative level. This can be done by setting the below value to 0 through 15, with 15 being the loudest. If any value is set, the rocker switch will not work. You can set this value to blank in order to restore volume rocker functionality.

force.voice.ring_vol="10"

Wallpaper Sizes


Phone Model

Image Format

Resolution

Single File Size

Total File Size

VP530

.jpg, .png, .bmp

1920*1200

SIP-T29G

.jpg, .jpeg, .png, .bmp

480*272, 1.8MP

<= 5MB

SIP-T32G

.jpg, .png, .bmp

480*272

SIP-T38G

.jpg, .png, .bmp

480*272

SIP-T46G

.jpg, .jpeg, .png, .bmp

480*272, 1.8MP

<= 5MB

SIP-T46S

.jpg, .jpeg, .png, .bmp

480*272, 1.8MP

SIP-T48G

.jpg, .jpeg, .png, .bmp

800*480, 2MP

<= 5MB

SIP-T48S

.jpg, .jpeg, .png, .bmp

800*480, 2MP

<= 5MB


<= 20MB

SIP-T52S

.jpg, .jpeg, .png, .bmp

320*240, 4.2MP

<= 5MB

SIP-T54S

.jpg, .jpeg, .png, .bmp

480*272, 4.2MP

<= 5MB

SIP-T54W

.jpg, .jpeg, .png, .bmp

480*272, 2MP

<= 5MB

EXP50

.jpg, .jpeg, .png, .bmp

272*480, 4.2MP

<= 5MB

Default Wallpaper


  • phone_setting.backgrounds="Config:Default.jpg"

Wallpaper T46G


Wallpaper T48G


Allow Remote Control From IPs


features.action_uri_limit_ip="any"

or

features.action_uri_limit_ip="192.168.0.1"

Programmable Key


(Replace 'X' with the number of the key you are setting)

  • programablekey.X.type=

  • programablekey.X.line=

  • programablekey.X.value=

  • programablekey.X.xml_phonebook=

  • programablekey.X.history_type=

  • programablekey.X.label=

Line Key Types


  • 0-NA

  • 1-Conference

  • 2-Forward

  • 3-Transfer

  • 4-Hold

  • 5-DND

  • 7-Call Return

  • 8-SMS

  • 9-Directed Pickup

  • 10-Call Park

  • 11-DTMF

  • 12-Voice Mail

  • 13-Speed Dial

  • 14-Intercom

  • 15-Line

  • 16-BLF

  • 17-URL

  • 18-Group Listening

  • 20-Private Hold

  • 22-XML Group

  • 23-Group Pickup

  • 24-Multicast Paging

  • 25-Record

  • 27-XML Browser

  • 34-Hot Desking

  • 35-URL Record

  • 38-LDAP

  • 39-BLF List

  • 40-Prefix

  • 41-Zero Touch

  • 42-ACD

  • 45-Local Group

  • 46-Network Group

  • 49-Custom Button

  • 50-Keypad Lock

  • 55-Meet-Me Conference

  • 56-Retrieve Park

  • 57-Hoteling

  • 58-ACD Grace

  • 59-Sisp Code

  • 60-Emergency

  • 61-Directory

  • 0-NA (Only for T41/T42/T46)

  • 22-XML Group (Not support T20)

  • 38-LDAP (Not support T20)

  • 46-Network Group (Not support T20)

  • 8-SMS (Only support T21/T46/T22/T26/T28)

  • 17-URL (Only support T41/T42/T46)

  • 49-Custom Button (Only support T20/T22/T26/T28)

DND Sync


  • bw.feature_key_sync="0"

Daylight Savings Time


0 = Disabled 1 = Enabled 2= Automatic

local_time.summer_time="0"

Time Format


0 = 12- Hour Format 1 = 24- Hour Format

local_time.time_format ="0"

Jitter Buffer to Fixed


  • voice.jib.adaptive="1"

  • voice.jib.min="120"

  • voice.jib.max="120"

  • voice.jib.normal="120"

SIP Scanner Protection


  • features.direct_ip_call_enable="0"

  • sip.trust_ctrl="1"

  • sip_trust_ctrl="1" (only for Firmware under v80)

Provisioning Guide


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