Today Cisco posted their official announcement on the upcoming changes for their CCIE Certification Program Major announcement from Cisco CCIE program team to Cisco CCIE Certification program as a whole. Cisco has…
Breaking news! Due to covid-19, Cisco had announced that all CCIE testing facilities will remain closed until further notice. As we can see in few parts of the world, spread of…
Voice messaging is considered to be a basic requirement and essential service for any collaboration deployment. Cisco Unity Connection enables users to access and manage voice messages from their email…
Preferred design architecture is aimed at enabling users to choose the right products for collaboration and Unified Communications for simple deployments. It consists of prescriptive recommendations, concise documents, and tested…
We have learned about static routing while studying Routing & Switching. Dial peers are a similar concept which means that dial-peer is a static route for your voice network. In…
All the signaling standards and communication methods discussed in the previous section typically focus on the connection to one massive voice network, known as the PSTN. If you have ever…
Problem Statement: Cisco Jabber for Windows can be set up to access Voicemail messages. Many a times, we have to enter the UC credentials manually by accessing the File>Options >…
Lightweight Access Point sometimes fails to join a WLC due to various reasons. There can be various possible reasons for this issue. We need to understand the process that APs…
Cisco Express Forwarding, CEF is advanced Layer 3 IP switching technology used on cisco router and switch. It is a feature that allows a router to quickly and efficiently make…
Problem: All Endpoints from Branch locations can call HQ, but HQ is unable to call them as shown below. Topology Call Fails from HQ to BR1 Call Successful from BR1…
There are instances when an organization is using wireless LAN controllers and adds CISCO Prime Infrastructure to manage the entire network infrastructure at a later stage or vice versa. In…
H.323 and Media Gateway Control Protocol (MGCP) are two protocol suites that the industry uses to support VoIP. H.323 recommendations are supported by the International Telecommunication Union (ITU-T) and MGCP…
UCM Deployment Models CUCM Deployment is Designed and distributed in three different Models. Campus Deployment (Single Site Deployment). Multisite Deployment with Centralized Call Processing. Multisite Deployment with Distributed Call Processing.…