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Total no of CCIE's worldwide

Blog  Recently I was going through Cisco Live Virtual web site and I was browsing the presentation Cisco Data Center/Storage Certification. According to Cisco Data Center/Storage Certification Presentation there are 22741 Cisco Certified Internetwork Experts (CCIEs) worldwide. Still CCIE Routing and Sw...

Last updated: Aug 17, 2011   10:25 PM GMT  |  Blog: Network technologies and trends
A review for "CCIE Routing and Switching v5.0 Official Cert Guide Vol 1"

Blog  I have been waiting eagerly and patiently for the release of the title CCIE Routing and Switching v5.0 Official Cert Guide Vol 1 from Cisco Press. There were two reasons behind my eagerness first being written by two different authors Narbik Kocharians and Peter Paluch and the second reason being th...

Last updated: Oct 2, 2014   5:31 AM GMT  |  Blog: Network technologies and trends   |      CCIE
Cisco Press Releases Cisco CCIE Routing and Switching v5.0 Configuration Practice Labs, 3rd Edition

Blog   Those who are aspiring to be a Cisco CCIE Routing and Switching and are quite anxious about the version 5. Most of them are thinking how the lab will be? What kind of topology will they face in the lab? It quite too early to anticipate more details about the Cisco CCIE Routing and Switching Version...

Last updated: Mar 3, 2014   3:44 AM GMT  |  Blog: Network technologies and trends
Cisco Introduces New Entry-Level Certifications - Series 1

Blog  Yesterday a major announcement came out from Cisco Systems. It's about the introduction of Cisco Certified Technician (CCT) to its career Certification Program. So with an introduction of Cisco Certified Technician (CCT) training and certification program, Cisco Systems is targeting even the Networ...

Last updated: Aug 24, 2011   7:38 PM GMT  |  Blog: Network technologies and trends
Adding more thank one VLAN on a remote site of VPN network

Answer  Hi I have a company with main office that have multiple VLANs, connected to remote offices with one VLAN on each site, ASAs are used to create VPN tunnels across the internet to tie the remote sites to the main office, now I want to add another VLAN on a switch on the remote site (remote site has on...

Last updated: Dec 4, 2014   11:09 AM GMT   |    Networking, VLAN, VPN
Cisco's new Routing & Switching 360 Learning Program

Blog  Cisco announced a new learning program that will be offered from select learning partners. This could be like the master's program of Cisco routing and switching with the CCIE lab being the capstone. The new 360 Learning program is a 6 month blended learning program. I can't imagine what the price t...

Last updated: Oct 20, 2008   3:15 PM GMT  |  Blog: David’s Cisco Networking Blog
Do you know there are 20782 CCIE Professionals Worldwide?

Blog  We all know CCIE is a dream for all the certification aspirers, especially those who are Cisco Certified Professionals. I was just wondering how many CCIE certified Experts exists? As per Cisco Systems latest update on 26th of October 2009 there are 20782 CCIE Professionals Experts worldwide. Intere...

Last updated: Nov 23, 2009   5:24 AM GMT  |  Blog: Network technologies and trends
INE announced their detailed CCIE Routing and Switching version 5 blue print

Blog  As we all aware that the last day for CCIE Routing and Switching v4 Lab exam happens to be on 3rd of June 2014. Even those who want to book the CCIE Routing and Switching v4 Lab exam before June 4, 2014 they all ran out of luck as all the seats are full. This gives us the hope to look forward for CC...

Last updated: Apr 19, 2014   8:03 AM GMT  |  Blog: Network technologies and trends
What is the network route from Orange mobile to BT 0870 landline

Answer  I'd like to understand the routing involved in connecting from my mobile phone to an 0870 number. My belief is as follows: My mobile connects to the local (Orange) mast which routes the signal to the local Orange digital switch via copper/fibre. This switch recognises that I want a landline so it co...

Last updated: Sep 20, 2008   8:42 PM GMT   |    BT, Mobile services, Telecom
Five ways that a Cisco router initiates a routing request out of an interface

Blog  As Im sure you know, a switch switches and a router routes. Among other things, It routes packets of data and it routes requests. Listed below are five ways that a router will automatically initiate a routing request. 1. The router has been booted or rebooted. 2. A primary IP address was changed....

Last updated: Sep 22, 2008   6:46 AM GMT  |  Blog: David’s Cisco Networking Blog
"No IP Routing" was the answer

Blog   Recently one of our vendor added couple of new Cisco Catalyst 4506 Series distribution switches to our network for their PACS project. Those two newly added Cisco 4506 Series distribution switches are connected to our Core Cisco Catalyst 6513Series Switches using a layer 23 uplink ( as a trunk...

Last updated: Sep 20, 2010   6:03 AM GMT  |  Blog: Network technologies and trends
CCNP Routing and Switching Foundation Learning Library to be released on 28th July, 2010

Blog  Are preparing for CCNP Certifications? Then here is good news waiting for you. On 28th July 2010 Cisco Press will release a new title CCNP Routing and Switching Foundation Learning Library, this new library is aiming to provide foundation-learning guides for the new CCNP certification exams ROUTE, S...

Last updated: Jul 24, 2010   6:20 AM GMT  |  Blog: Network technologies and trends
Does a typical router modify the L2 header (MAC address)?

Answer  I have a question relating to switching and routing. I'm going to simplify the actual IP addresses to make it simple to follow. Also, please consider the scope of my question around the typical router doing L3, and a typical switch doing L2 (e.g., no special device such as an L3 switch). Take the...

Last updated: Jan 23, 2007   6:37 PM GMT   |    Networking, Routers
InterVlan Routing on Cisco

Answer  Hi, I have Ipbase Image on a Cisco 4506 switch and configured several vlans eg. 2,3,4 and each have ip addresses associated with them as given below. interface vlan 2 ip address 172.16.2.1 255.255.255.0 interface vlan 3 ip address 172.16.12.1 255.255.255.0 i have said ip routing but i do not see ...

Last updated: Jul 9, 2009   9:42 AM GMT   |    Cisco 4506, Cisco VLAN, InterVLAN
What is VCP-NV Series 1?

Blog  Recently I tested my skills and knowledge on VMware Certifications, VMware Certified Professional Network Virtualization also known as VCP-NV, which focuses on NSX products. The VCP-NV certification validates ability to install, configure, and administer NSX virtual networking implementations, r...

Last updated: Jul 6, 2015   11:42 PM GMT  |  Blog: Network technologies and trends   |      Auditing, Automation, DHCP
Understanding Ternary Content Addressable Memory (TCAM)

Blog   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 Cisco C...

Last updated: Feb 7, 2011   5:29 AM GMT  |  Blog: Network technologies and trends
routing between vlans

Answer  on layer 3 switch (3com 4900).. I added 3 ip interfaces,one interface defined for each vlan with difrenet subnet. without enabling any routing protocol ,I achieved a communicattion between two pc's that belong to diferent vlans . is there any internal routing between the ip interfaces on layer3 sw...

Last updated: Nov 29, 2005   2:04 AM GMT   |    3Com, Cabling, Cisco
CCNA Certification - How to configure an IP address on your Cisco Router

Blog  If you're looking for aprecisevideo on configuring an IP address on your Cisco router, than this is the video for you. Itsteps you through thehow-to's and just as important, the why's of the process. It's so helpful for you as an Admin. For instance,knowing that aswitch can only switch...

Last updated: Nov 28, 2009   6:22 PM GMT  |  Blog: David’s Cisco Networking Blog
A review for CCIE Routing and Switching Certification Guide (4th Edition)

Blog  When it comes to CCIE Routing and Switching Written Exam you need to study lots of books especially the titles published from Cisco Press. As we all know CCIE Routing and Switching is not an easy task, it needs lots of preparation. Since I am in the process of perusing CCIE Routing and Switching I t...

Last updated: Jul 15, 2013   6:58 AM GMT  |  Blog: Network technologies and trends
From trunk ports to routed ports - part 2

Blog  In this part, I would talk bout the migration from current network, to the proposed network. Figure 1 shows a core layer with two distribution layer, the one on the left is current, and the one on the right is the proposed. Before explaining any further, take note that although user vlans were loca...

Last updated: Oct 27, 2010   8:46 AM GMT  |  Blog: The Journey of a Network Engineer
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