IP Telephony and Phones

Hello, looking for advice on where to look to trouble shoot an issue with a BE4000 ( ISR4321/K9). See issues below.  Version 16.10.1a ES39 phones Client reports BE4000 phone system not workingDiscovered the ISP change the static public IP for them. U...

Hello,I am working on my first deployment for Cisco Webex Calling. We have a number of 8851 phones we will be registering to the cloud. I have seen how to configure them in the Webex Control Hub, but I am a bit unsure about the best way to configure ...

Is there a way to automatically erase the call history on an IP phone ... or disable the the directories all together?

Hey there, I just got a second-hand 6851 IP phone for the purposes of learning to configure VoIP. Forgive me, but I am very new to this space and my technical knowledge is extremely limited. When I try to access the phone's web portal in my web brows...

Hello,I have buyed a cisco 8811 today for use with asterisk server i reset the phone but it asks me for a code (Enter activation code or service domain). I only want to use the phone with lines like ovh or asterisk Thanks you !

hello, I am new to configuration of CME. Recently we change service provider. we have 2 phone numbers. one is for fax we have the fax to ISP's router analog port and our 881V through BRI port. The problem is that fax's number also rings to out intern...

We are looking for the best solution to resolve a timeof day routing/call forwarding query. Any recommendations are much appreciated. We have 3 regions with 3 respective helpdesk numbers for each site. We want to manulpulate the behavious of a call s...

Hello,  I have an ISR4431 as a CME.It has been working for a lot of time, but this morning all phones are not registering. The CME is binding IPs to the phones, and the phones are getting the *.cnf file from the CME, but when the phone is traying to ...

is it possible to have a cisco telephones network using data cables onlyas the work place has no telephone wire network Note: the current cisco switch is 3850

Can anybody tell me what the pinout of the cable that is used to connect a 7916 sidecar to the AUX port of a 7960 phone? Thank you.

Hi everyone, As per the customer request, we need to create 3 TOD routing for a single DID/ CTI RP in CUCI have done Open and closed hours but not sure how to route a call if there are multiple timings and routing based on those timings. CUCM TOD rou...