Sip Troubleshooting – 503 service unavailable

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…

Comments Off on Sip Troubleshooting – 503 service unavailable

ADDING WIRELESS LAN CONTROLLER TO CISCO PRIME INFRASTRUCTURE

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…

Comments Off on ADDING WIRELESS LAN CONTROLLER TO CISCO PRIME INFRASTRUCTURE

H323 AND MGCP COMPARSION

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…

Comments Off on H323 AND MGCP COMPARSION

CCIE COLLABORATION TRAINING PROGRAM

COURSE DETAILS: Cisco’s collaboration solutions are used widely across the globe. More than 200000 customers worldwide are using Cisco Unified communications. More than 95 percent of Fortune 500 companies are…

Comments Off on CCIE COLLABORATION TRAINING PROGRAM

Cisco Expressway-E and Expressway-C – System Configuration

Cisco Expressway offers users outside your firewall simple, highly secure access to all collaboration workloads, including video, voice, content, IM, and presence. Collaborate with people who are on third-party systems…

Comments Off on Cisco Expressway-E and Expressway-C – System Configuration

What is a DNS? Introduction to the Domain Name System.

If you have ever dealt a bit with the Internet and computer networks, you have probably heard of the Domain Name System (DNS). After reading the article you will learn how…

Comments Off on What is a DNS? Introduction to the Domain Name System.

End of content

No more pages to load