IP Telephony and Phones

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I have a few 7841s (sip78xx.12-5-1SR1-4) that are connecting at 1G per spec and some are only connection at 100M. The cabling is good and there is no distance problem between the phones and the switches (all 1G POE switch ports patched to Cat-6 horiz...

Dears i need your support to know if i still can upgrade the ccme 10.5 to 12.5 for example ???i have 2911 ISR router and i dont know if still i can upgrage the cme or not becuase the router i have is EOL and i dont have budget for this year to replac...

We have a newly activated E1 port which flaps frequently in 3-4 days where layer 1 goes down and up. Its a 4351 cisco router. What type of cable you need to connected to E1 port ? RJ45 or RJ 48 ? CAT6 or CAT7 ? Crossover or Straight or its specific f...

Hi all, Minor issue with our VTC caller ID. Check this out: When any Video conferencing unit dials a VoIP as an audio participant in a conference, the VTC phone number shows as the called VoIP phone's own number.  The text Caller ID description does ...

R_Acuti by Level 1
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Hi, I have the below setup When phone (PH2 10.0.5.10 ) calls  ( which is connected through a tunnel )  PHONE 3 , I am facing audio issues . There is route from 10.0.5.0/24 to 1.1.1.0  and fw policy is there in place . Apart from that what could be is...

Screen Shot 2019-10-02 at 9.21.07 PM.png

Resolved! SIP Trunk Query

Hello Everyone, I have a query regarding SIP trunk configuration on CUCM. Below is the setup: CUCM 1 (SIP Trunk, DP:5060) >>> CUCM 2 (SIP Trunk, DP:5061) If I configure SIP trunk from CUCM1 towards CUCM2 using port 5060, but on CUCM 2 I create a SIP ...