The Journey of a Network Engineer:

SUP720

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August 1, 2012  1:43 AM

New Datacenter Network Design Proposal



Posted by: Sulaiman Syed
6509, application, CCDP, Cisco, datacenter, design, detail, network, SUP720

I have mentioned the DC design that was at hand, A new network design was proposed to tackle the issues. Figure below shows the proposed design. The benefits of such design are:

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...


May 30, 2011  4:35 AM

GRE Tunnel ARP entry never times out! – part 2



Posted by: Sulaiman Syed
6500, AP, ARP, Cisco, GRE, mn, SUP720, Tunnel, wireless, WLSM

I have been trying to figure out why the APR entries don't timeout as they should do naturally from the tunnels. As it seems, the natural time of 4hr is...


May 12, 2011  2:47 AM

Nexus 7000 Vs Catalyst 6500 (Backplan capacity)



Posted by: Sulaiman Syed
6500, backplan, Bandwidth, capacity, Catalyst, Cisco, Fabric, Line Module, Module, Nexus, Nexus 5000, Nexus 7000, Sup, SUP720, Supervisor Engine, switch

Cisco has introduced Nexus. Nexus are the new line of data center switches. They come in the variables of 7000, 5000, 2000, and lastly 1000. Nexus 7000 with their...


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