Network technologies and trends:

QOS

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November 29, 2011  6:39 AM

Cisco Voice Codec Bandwidth Calculator, a handy tool to calculate voice bandwidth requirements.



Posted by: Yasir Irfan
bandwidth requirements, CCO, CCO Login id, Cisco Design, cisco tools, Cisco Voice Codec Bandwidth Calculator, delay, IP Telephony Design, IP Telephony Networks, ITP, Network Design, Network Technologies and Trends, QOS, Voice Codec Bandwidth Calculator

While designing an IP Telephone Network we need to be aware of few important things such as bandwidth requirements, delay and QOS of schemes. The most important thing while designing an ITP network is the proper capacity planning. Within capacity planning, bandwidth calculation is an important...

April 30, 2011  5:27 AM

Ten top popular and paying Cisco Certifications-part2



Posted by: Yasir Irfan
(CCIE R&S), AAA, ACL, advanced protocol handling, ASA products, CCDA, CCDP, CCNA Security, CCNA Voice, CCNP, CCNP Security, CCNP voice, Cisco ASA Specialist, Cisco Catalyst Switches, Cisco Certified Design Associate, Cisco Certified Design Professional, Cisco Certified Internetwork Expert Routing & Switching, Cisco Certified Network Professional, Cisco IP Telephony Design Specialist, Cisco network design concepts, Cisco Network Security Engineer, Cisco Routers, Cisco Unified Communications Manager, Cisco Unified Presence applications, Cisco Unity Connection, converged network infrastructure, Data Center, Designing and Networking, failover, gatekeepers, gateways, Global Knowledge, IP multicast, IP Phones, IP telephony, IT salary survey, LAN, network management, Networking devices, popular Cisco Certifications, QOS, remote access VPN, routed, secure socket layer VPN, Security, Security in Routers, Site-to-site vpns, switched network infrastructure, Switches, TechRepublic, voice applications, WAN

In my previous post we came to know five of the top ten Cisco Certifications which are not only popular but also they yield high remuneration. In this post we will discover...


April 29, 2011  4:29 PM

Ten top popular and paying Cisco Certifications-part1



Posted by: Yasir Irfan
(CCIE R&S), CCDA, CCDP, CCNP voice, Cisco Catalyst Switches, Cisco Certifications, Cisco Certified Design Associate, Cisco Certified Design Professional, Cisco Certified Internetwork Expert Routing & Switching, Cisco IP Telephony Design Specialist, Cisco network design concepts, Cisco Routers, Cisco Unified Communications Manager, Cisco Unified Presence applications, Cisco Unity Connection, converged network infrastructure, Data Center, Designing and Networking, gatekeepers, gateways, Global Knowledge, IP multicast, IP Phones, IP telephony, IT salary survey, LAN, network management, Network technologies & trends, popular Cisco Certifications, QOS, routed, Security, switched network infrastructure, TechRepublic, Ten top popular and paying Cisco Certifications, voice applications, WAN

Recently Global Knowledge and TechRepublic partnered to create a comprehensive IT salary survey. The survey revealed few surprises especially when it comes to Cisco Certification, I thought it would be a great to compile popular Cisco Certifications and their associated pay.  No doubt CCIE...


February 7, 2011  5:29 AM

Understanding Ternary Content Addressable Memory (TCAM)



Posted by: Yasir Irfan
Access Control Entries, ACE, ACL, Cisco Catalyst 4500, Cisco Catalyst 6500, Cisco Catalyst Multilayer Switches, Cisco Catalyst Switches, Cisco Switches, Cisco Systems, Feature Manager (FD), fixed TCAM memory, hardware processing, multicast routes, Multilayer Switches, Network, Network Technologies and Trends, partition of TCAM table, QOS, SDM, Switching Database Manager, TCAM, TCAM table, Ternary Content Addressable Memory (TCAM), Understanding Ternary Content Addressable Memory (TCAM), unicast routes, VLANS

  We all know in Cisco Catalyst Multilayer Switches the matching process of the Access Control list is done at hardware level. In order to do this processing the Ternary Content Addressable Memory (TCAM) comes into picture. Basically the Ternary Content Addressable Memory (TCAM) is used by...


October 22, 2010  6:11 AM

CCVP will be known as CCNP Voice



Posted by: Yasir Irfan
CAPPS (642-467). Cisco Unified Communication Applications, CCNP, CCNP voice, CCNP Voice Self study resources, CCVP, CIPT2 (642-457), Cisco Certifications, Cisco Press, Cisco Systems, CVOICE (642-437) CIPT1 (642-447), QOS, TVOICE (642-427)

Cisco announced major changes in the CCVP certification, now CCVP will be known as CCNP Voice. The new CCNP voice certification retains the 5-exam model with updated versions of CVOICE (642-437) CIPT1 (642-447), CIPT2 (642-457), TVOICE (642-427) and CAPPS (642-467). TUC is renamed as TVOICE and...


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