IP Telephony and Phones

cancel
Showing results for 
Search instead for 
Did you mean: 
cancel
Labels

Forum Posts

CUCM System version: 11.5.1.14900-11 Hello, I am planning a firmware upgrade for my 8841/8851s.  I will be upgrading them to sip88xx.12-0-1SR1-1, which I have uploaded to the TFTPs and I have successfully upgraded one single phone, and it is working ...

bwolf by Level 1
  • 620 Views
  • 2 replies
  • 0 Helpful votes

Inbound faxes not working, Below is the call flow :  Call Flow : PSTN --> ISDN PRI --> PTSN GW --> MGCP --> CUCM --> FXS GW --> FXS --> FAX Machine i am attaching the debugs for the PSTN GW and the FXS GW. Fax number : 5052229845 When we dial the fax...

amanchau by Level 1
  • 353 Views
  • 1 replies
  • 0 Helpful votes

I'm looking to upgrade the firmware on my phone only (Cisco 8841), so that I'm not committing the other phones to it if it's too buggy. I've downloaded the .loads file on the TFTP on both the publisher and subscriber, and restarted the TFTP service o...

jonny9729 by Level 1
  • 1260 Views
  • 2 replies
  • 0 Helpful votes