Today, in the highlight: FEX pre-provisioning. What is a FEX? It is Fabric Extender, a “remote line card” used in Cisco Nexus series switches. It is managed through its parent switch (like Nexus 5000 or Nexus 7000) but looks externally like a traditional data center access switch. In some cases you would like to configure […]
Tag: nexus 5500
Dual-layer vPC on Nexus 5000
Doing some googling for the coming NX-OS 5.1(3)N1(1) for Nexus 5000 I found this: Cisco NX-OS Software Release 5.1(3)N1(1) for Cisco Nexus 5000 Series Switches and 2000 Series Fabric Extenders: https://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9670/product_bulletin_c25-686744.pdf Update: The same document in HTML: http://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9670/product_bulletin_c25-686744.html Yes there are the goodies like FabricPath and Adapter FEX and PTP, but who cares about those […]
Designing Nexus 5500 for Distribution Layer
Cisco Nexus 5000 switches (5010 and 5020) are not really suitable for data center distribution layer from my point of view due to the limited number of VLANs supported (something like 512). They have enough switching power and maybe even port density but the VLAN limit is just too restricting. They also support 1G SFP […]