[YMCS/YDMP Free Trial Program]Yealink would like to offer Free Trial Program of Yealink device management service for our current eligible customers. You can see the details below.
https://www.yealink.com/ydmp-freetrial-2020


Post Reply 
 
Thread Rating:
  • 0 Votes - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5
yealink t21p need help
Author Message
Karl_Yealink Offline
Super Moderator
******

Posts: 673
Joined: Apr 2015
Reputation: 5
Post: #2
RE: yealink t21p need help
The 21.70.18.1 version is a special version.
You can't upgrade this version to global version.
05-05-2016 05:53 AM
Find all posts by this user    like0    dislike0 Quote this message in a reply
Post Reply 


Messages In This Thread
yealink t21p need help - eli1511 - 05-03-2016, 03:35 PM
RE: yealink t21p need help - Karl_Yealink - 05-05-2016 05:53 AM
RE: yealink t21p need help - eli1511 - 05-05-2016, 10:05 PM

Possibly Related Threads...
Thread: Author Replies: Views: Last Post
  yealink Phonebook Tool Oliaargau 8 27,277 06-28-2022 02:00 AM
Last Post: Beachnuttz
  Yealink MP54 stratos 1 1,749 01-03-2022 05:23 PM
Last Post: markvdheijden
  Yealink Phones and CVE-2021-44228 DaveNL 0 1,374 12-15-2021 02:41 PM
Last Post: DaveNL
  New Yealink customer North40IT 0 1,353 11-19-2021 06:08 AM
Last Post: North40IT
  Yealink VC800, how to use in teams meeting? sohamm 0 1,276 11-12-2021 06:45 PM
Last Post: sohamm
  integrate Salesforce CRM to Yealink phones mehdi.ett 2 7,702 11-08-2021 02:28 PM
Last Post: JessicaWade
  3CX and Yealink DECT IP ChrisGER 1 2,298 10-10-2021 05:24 PM
Last Post: complex1
  Yealink T42S with LLDP rhap4boy 0 2,142 07-29-2021 02:39 AM
Last Post: rhap4boy
  Yealink Support Trouble Tickets bcramer 1 3,313 06-12-2021 02:31 AM
Last Post: ColinIsHere
  Yealink WH62 UC not working with Cisco Webex oliragg 0 2,336 05-10-2021 05:18 PM
Last Post: oliragg

Forum Jump:


User(s) browsing this thread: 1 Guest(s)

Contact Us   Yealink   Return to Top   Return to Content   Lite (Archive) Mode   RSS Syndication