Came across a customer scenario where they wanted to have their 2nd line on the phone setup as CFwdall to some external number. Customer complained that when he is trying to do that for 2nd extension line, the Softkey for CFwdall is getting greyed-out. This is not possible in Call manager System. You can onlyContinueContinue reading “Scenario#4 – CFWdall For 2nd Line CUCM”
Category Archives: Unified Communications
CME Basic Setup
Call Manager express runs on a router. Its feasible for Small Businesses which have under 200 users. Lets setup Cisco 7965 SCCP phones first. Step 1: Create a DHCP pool for IP phones: ip dhcp excluded-address 10.10.202.1 10.10.202.49 ip dhcp excluded-address 10.10.202.70 10.10.202.254 ! ip dhcp pool CME network 10.10.202.0 255.255.255.0 default-router 10.10.202.1 <<< VoiceContinueContinue reading “CME Basic Setup”
H323 Dial Peer made simple
H323 dial peers play an important role in Call routing though a H323 gateway. Understanding dial peers is very crucial for Call routing or any dial plan design. Most of the time people are confused between POTS and VoIP dialpeers and how they should be used. I will try to make the concept as easyContinueContinue reading “H323 Dial Peer made simple”
Scenario#3 – Change of Administrator Username Password
You will come across this situation where the customer forgot the CUCM GUI Admin username or password or both. In that case you can still login to CUCM GUI by adding another user from CUCM CLI. SSH to CUCM – the Administrator ID can not be changed once you have set it during Installation. ThisContinueContinue reading “Scenario#3 – Change of Administrator Username Password”
CCIE Voice Lab Strategy
CCIE Lab is one of the toughest IT exam out there and I believe CCIE Voice is “the” toughest (I am not making this up, this has been acknowledged by Quad/Triple CCIEs) as it involves so many applications which can break and go wrong so easily if you are not good in configuring them. MakingContinueContinue reading “CCIE Voice Lab Strategy”
MOH Issues and Resolution
There are quite a few issues which you may come across while configuring Music on Hold. As of SRST/ITS 3.0 an IOS branch gateway has the capability to function as a multicast Music on Hold (MoH) resource. This allows for a distributed MoH design where MoH at remote sites is provided by the local gateway,ContinueContinue reading “MOH Issues and Resolution”
How to resolve Replication Issues
So many times in real world you will come across ‘Database replication Issues’. Replication Issues are also very much possible during your CCIE lab so one must be prepare to deal with such Issues. How can you find if your cluster has proper replication? Here are few tools to find out replication Issues: RTMT: RTMTContinueContinue reading “How to resolve Replication Issues”
Scenario#2 – Extension Mobility won’t work CUCM 6.1.1
I have come across so many customers who have the same issue – Extension mobility won’t work when you try to login. It will log you in but then quickly logs out the users. The only workaround is as follows: Restart the TFTP service on all servers Restart the Extension mobility service on Publisher RestartContinueContinue reading “Scenario#2 – Extension Mobility won’t work CUCM 6.1.1”
MOH Configuration
Music on hold is a very useful feature in Call manager which is used for streaming music when you put a PSTN phone or an internal IP phone on hold. I will discuss briefly how it is configured and how you may use CUCM to stream music from remote gateways. Go to Media Resources >ContinueContinue reading “MOH Configuration”
IP Phone Background Image
Background Image on Gen 2 and Gen 3 Cisco IP phones can be changed by using the following procedure. I will be showing you how to do for a Cisco 7965 IP phone but the same procedure can be used for other IP phones (like 7941. 7961, 7945 etc). The only difference between different familyContinueContinue reading “IP Phone Background Image”
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