Linksys SPA962: A Business Powerhouse

"Linksys SPA962" "Linksys SPA962 review"

Linksys SPA962: A Business Powerhouse The Linksys SPA962 is packed full of features that make even some of the more advanced business IP phones shy away in terms of appearance, usability, and durability. This Cisco phone has three features that differentiate it in the marketplace of other dual-mode IP SIP-based phones: Power Over Ethernet The [...]

Cisco Certification survey results for 2011

Cisco Survey result

As the year 2011 is over, it’s now the time to announce the Cisco certification survey results for the poll that took place in 2011 starting from April, Although the number of people whom actually voted for our polls were to minimum and could lead not to accurate results, I still thought I should share [...]

Adding VG224 to CUCM 8.0 as SCCP or MGCP Gateway, Differences and Configurations – Part 1

It has been a long time since my last post; I have been busy with work, training and studying. but here we are again. As you may know Analog Devices like FXS, ATA, VG224 connect to CUCM through MGCP and SCCP. I have seen that most of us don’t know when to use MGCP or [...]

Adding VG224 to CUCM 8.0 as SCCP or MGCP Gateway, Differences and Configurations – Part 2

VG224 Gateway SCCP: Step 1 – start with your Gateway based configuration: sccp local ….your interface that is used to communicate with CUCM…. sccp ccm ……your primary CUCM IP address….. identifier 1 priority 1 version …your CUCM version…. (for CUCM 8 use 7.0) sccp ccm ….your secondary CUCM IP address… identifier 2 priority 2 version [...]

Adding VG224 to CUCM 8.0 as SCCP or MGCP Gateway, Differences and Configurations – Part 3

VG224 MGCP Configuration Step 1 – Configure your VG224 Gateway for MGCP mgcp mgcp-call agent …..ip address of your CUCM….. …port 2427… service type mgcp version ..select version.. ccm-manager mgcp ccm-manager music-on-hold ccm-manager config server …ip address of your CUCM… ccm-manager config if you have redundant CUCMs in your cluster add the below commands ccm-manager [...]

Adding a SIP Gateway to CUCM 8.0

Adding a SIP Gateway to CUCM 8.0 is a little bit different from adding H323 or MGCP gateway therefore we have a separate post for that. to add a SIP Gateway to CUCM you need to Configure a SIP Trunk for that purpose following the below instructions: SIP Gateway Configuration (CUCM) – Choose Device – [...]

Adding Trunk Gateway to CUCM 8.0 as H323 or MGCP, Differences and Configurations

MGCP vs H323

To add a Trunk gateway to CUCM we can use one of the two Protocols H323 or MGCP, the decision of which protocol to use depends on the required features. MGCP Protocol will allow you to simplify your configuration and your dialplan as you will see you only need to commands to be entered at [...]

Configure Cisco 2821 Router as an E1 Trunk Gateway

As you know I have three Cisco 2821 routers; each with 2 VWIC-2T1/E1 Cards to connect to PTSN, the Cisco Router I have run c2800nm-spservicesk9-mz.150-1.M4.bin IOS image and come with Cisco Configuration Professional Express pre-installed. Cisco Configuration Professional is a new Cisco GUI Management Interface that you need to install in your laptop it is [...]

CUCM 8.0 and CUC 8.0 Integration

Today we will discuss CUCM and Cisco Unity Connection Integration, you can integrate both products using SCCP or SIP Protocols, starting from release 6.0 the same integration procedure applies regardless of the release you have. CUCM can be integrated with the Unity or Unity Connection from the CUCM side the integration is similar but from the [...]

CUCM PUB, SUB, Primary and Secondary Call Processor Definition

Till last week I was having a big Confusion between the different Cisco Call Manager terminologies Publisher, Subscriber, Primary and Call Processor. and those terminologies describe different functionality of the Call Manager; the first two PUB and SUB describe the administration and Database functionality of CUCM. on the other hand Primary and Secondary describe the [...]

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