The Journey of a Network Engineer:

distribution

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May 29, 2012  9:16 AM

how to use Administrative distance? – part 2



Posted by: Sulaiman Syed
administrative, CCIE, Cisco, distance, distribution, EIGRP, mpls vpn, route, router, static

In my earlier Blog, i have shown a detailed diagram of the problem/ requirement of the network change. After 5 mins of studying the proposal i came with an easy solution to change the routing behavior. I have made few assumptions and based on it i built my design. These assumptions are correct,...

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...


May 16, 2011  12:49 PM

What is the difference between M1 and F1 Cisco Nexus Line cards?



Posted by: Sulaiman Syed
access, ACL, Cisco, DCNM, distribution, F1, Fabric, FabricPath, forwarding, IPv4, IPv6, M1, M1-XL, MAC, Nexus 7000, security group tags, SGT, Unicast, vlan, VSAN

Cisco Nexus series switches brought a new technology to the data center. The whole designed is changed from the Catalyst 6500 series. Nexus is no longer dependent on SUP's backplane, it is more like a midplane architecture. Let me elaborate a little on this, what that statement means that...


May 5, 2011  3:53 PM

Solved: Distribution Switch Acting Weird



Posted by: Sulaiman Syed
cisco 6509, client, configuration, core, distribution, routing, server, server farm, switch, vtp pruning

In my previous entry of "


October 31, 2010  2:39 PM

From trunk ports to routed ports – part 3



Posted by: Sulaiman Syed
access, Cisco, client, configuration, core, design, distribution, network, routed, switch, trunk, vtp

This is the final part of the series. In this blog entry, I would post the sequence and the configuration lines that are needed to be done in order to have smooth transition from trunk ports to routed ports. The

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October 27, 2010  3:46 AM

From trunk ports to routed ports – part 2



Posted by: Sulaiman Syed
access, Cisco, core, design, distribution, ip, network, routed, scheme, subnet, trunk, vlan

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...


October 23, 2010  1:37 AM

From trunk ports to routed ports – part 1



Posted by: Sulaiman Syed
Cisco, core, design, distribution, infrastructure, loop, ports, routed, stp, switch, trunk

In this post I'll talk about...


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