The Journey of a Network Engineer:

switch


February 16, 2012  12:03 AM

Moving from Explicit Proxy to Transparent Proxy – part 4



Posted by: Sulaiman Syed
Cisco, Citrix, explicit, PBR, proxy, proxysg, router, switch, transparent

We have reached into a finalized design to run transparent proxy setup. The figure below shows the network diagram.

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February 8, 2012  3:01 AM

Review of INE workbook I



Posted by: Sulaiman Syed
CCIE, Cisco, exam, INE, Lab, Review, router, routing, switch

In the process of gaining my CCIE certification, I had to select a CCIE vendor to start. I used INE workbook for the lab preparation. The book covered almost every command possible to enter. If you read the DOC you would find that they managed...


December 27, 2011  1:11 AM

Moving from Explicit Proxy to Transparent Proxy – part 2



Posted by: Sulaiman Syed
Cisco, design, explicit, Firewall, network, PBR, proxy, router, switch, transparent

If you have read the first part of this series, you would know that there is major upgrade plan move from explicit proxy...


December 25, 2011  4:42 AM

Moving from Explicit Proxy to Transparent Proxy – part 1



Posted by: Sulaiman Syed
bridge, Cisco, explicit, PBR, proxy, router, switch, transparent, WCCP

Proxy can  be implemented in either a explicit or transparent mode. The deployment of proxy (network logical location) can be either in-line (bridge) or out-line. Since we are planning to more from the explicit mode to transparent mode, various changes are required to be done, on both network...


December 14, 2011  12:26 AM

How to configure per-vlan QoS in Cisco 3550 and 3560



Posted by: Sulaiman Syed
3550, 3560, CCIE, Cisco, class-map, Configure, how, Lab, mark, nested policy, parent policy, per-vlan, police, policy-map, QoS, rate, switch, to, vlan

You might think that configuring QoS in Cisco Switches will follow the same syntax. That what I thought till i started studying CCIE. Let's See one major difference in how policing is implemented on these two platforms. Cisco Catalyst 3550 I find the configuration of 3550...


November 15, 2011  3:15 AM

How to configure BFD?



Posted by: Sulaiman Syed
bfd, CCIE, Cisco, detection, failure, link, router, routing, switch

Bi-directional Forwarding Detection (BFD) is the technology responsible to detect the link down in the milliseconds region. It is important to be used specially in Datacenter, where any link failure should be detected very fast so the network can converge. This of course requires a proper...


October 17, 2011  12:32 AM

Loopback address and MPLS-VPN!



Posted by: Sulaiman Syed
Configure, EIGRP, GNS3, how, ios, MPLS, RIP, router, switch, to, vpn

In this article, i will not go deeply into the issue of configuring MPLS-VPN. The steps were mentioned very clearly in an earlier post. MPLS-VPN Tutorial...


October 10, 2011  2:36 AM

How to change the Administrative Distance when redistributing?



Posted by: Sulaiman Syed
AD, administrative, CCIE, change, Cisco, distance, EIGRP, how, redistributing, RIP, route, router, switch, to

So, lets talk about how can we change the cost while distribution between routing protocols. Distribution between two routing domains should be done very carfully. It is easy when the there is single distribution router between the two domains. Things get slightly...


July 20, 2011  8:20 AM

Introducing Cisco Catalyst 6500 Series Supervisor Engine 2T



Posted by: Sulaiman Syed
6500, Catalyst, Cisco, Engine, MSFC5, multilayer, PFC4, router, S2T, SUP720, Supervisor, switch

Cisco very recently introduced the new SUP engine for the much trusted Catalyst 6500, the Supervisor Engine 2T (S2T). It is much welcomed sup...


July 20, 2011  7:13 AM

Cisco Catalyst Sup720 V S2T



Posted by: Sulaiman Syed
6500, capacity, Catalyst, Cisco, core, distribution, Nexus, router, S2T, SUP720, switch, vs

Cisco has recently introduced the S2T. We ran a comparison from the prospective of backplane capacity...


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