IP Telephony and Phones

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FXS DID- Dialing without a 9

Greetings, So I am a new to Cisco CUCM and Phones in general are not my forte. We have an analog line going into an FXS/DID card on a 2911 GW. This line needs to dial out without a prefix (No-Nine) I have created a Route Pattern for specic numbers th...

SRST ELIN Callback Translations

Looking for advice or best practice for this scenario.   We use CUCM and RedSky e911 Manager for normal operations to send emergency calls to our on-campus PSAP with appropriate ELIN information. RedSky handles the callback translations via CUCM.   I...

kdotten36 by Participant
  • 0 replies
  • 0 Helpful votes

T38 Fax Across CUBE fails

Hi All I have see similiar threads on here about this issue but  i think my issue might be different. Call flow is Cisco ATA 190 --- SIP ----- CUCM ------ SIP ------ CUBE ------- SIP ------- ITSP I can see the initial Invites all flow between enpoint...

Calls disconnect on transfer

Hello I have an issue on a clients BE6000 CUCM where when they forward their phones to mobile everything works as expected. However when they transfer the call to external, the call disconnects after a few secs.   Basically flow is: External Caller >...

8821 Does not Ring when in Dock

I have a 8821 on CUCME 12.0. It is running the latest firmware: 11-0-3SR6-15   When the phone is in the cisco desktop charger the phone does not play the ring tone. The screen indicates there is an incoming call, and you can answer the call, but no s...

galbitz by Beginner
  • 7 replies
  • 0 Helpful votes