Supported Desk Phone Features Follow

The following table provides the list of features available on supported devices.

Feature Polycom Yealink Cisco AudioCodes
Sync time with NTP service Yes Yes Yes Yes
Set custom admin password and language Yes Yes Yes Yes
Set custom time format and zone Yes Yes Yes Yes
TLS & SRTP Yes Yes Yes Yes
3-way calling Yes Yes Yes Yes
Zero-touch provisioning Only on VVX series phones Yes No No
Assisted provisioning Yes Yes Yes Yes
Custom firmware required

No
(specific firmware version required)

Yes No No
Auto firmware upgrade Yes Yes No Yes
Hold / resume calls Yes Yes Yes Yes
Transfer calls Yes Yes Yes Yes
Check voicemail (see note A) Partial Partial Partial Partial
Set up call forwarding

No

No No No
Set presence to Do Not Disturb
(see note B)
Partial Partial Partial No
Switch to Zoom meeting No No No No
Call flip (see note D) Partial Partial No No
Multiple line keys assigned to direct phone numbers Yes Yes Yes No
Call delegation and shared lines (see note C) Partial Partial No No
Customer specific phone templates No No No  No
Contacts directory No No No  No

 

Note (A): Only supports retrieving new messages. You cannot save or listen to old messages and delete messages using a desk phone.

Note (B): Setting your status to Do Not Disturb on a desk phone will route all inbound call to your voicemail and prevent your desk phone from ringing. The Do Not Disturb status does not sync with the Zoom desktop client or mobile app.

Note (C): The following phone models support shared line appearance. Models not on this list might support some call delegation features like making and receiving calls, but won’t show the status of shared lines.

  • Polycom: VVX150, VVX250, VVX350, VVX450
  • Yealink: T42S, T46S, T48S, T54, T56, T58, VP59

Note (D): Call flip is not supported on these models.

  • Polycom: OBi302, OBi508, SoundPoint 335, SoundPoint 550, SoundPoint 650, SoundStation 5000, SoundStation 6000, Trio 8500, Trio 8800
  • Yealink: CP920, CP960, W56P, W60P
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