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 […]
IOS 12.2SX Software Releases – What to Use?
I’ve been thinking about Catalyst 6500 IOS upgrades lately. Those internal workhorses are usually not upgraded unless there are some specific reasons. Some of the Cat6500’s in my territory are running even 12.2(33)SXH releases, and SXH end-of-life announcement have already been made. That’s one reason for upgrading. One other reason is the need to get […]
Catalyst 6500 Sup2T Ethernet Module Compatibility
Many people think that Catalyst 6500 series is not actually very interesting anymore about 12 years after its introduction. However, the large installation base dictates that Cat6500 is not going to vanish any time soon. Cisco announced some new modules for Cat6500 last month. One of them is a supervisor module called Supervisor 2T (products […]