Configuration Example, Switching

Link State Tracking

René Jorissen on March 9, 2009 0 Comments • Tags: #based #blade #err-disabled #group #link #on #portid #route #state #system #tracking #virtual

Last week a friend called me and told me he was having serious problems with his network. A complete blade environment wasn’t able to communicate with the rest of the network. I asked what changed in the network and he told me that he had added a VLAN to a trunk allowed lists. Because he … Read More

Switching

IBM Blade with Nortel and HP switches

René Jorissen on July 23, 2008 0 Comments • Tags: #blade #channel #hp #ibm #lacp #nortel #problems #switches #vrrp

Today I had to troubleshoot an IBM Blade system. The customer was complaining that all servers, except one, weren’t able to communicate with the rest of the network. The blade system contains two Nortel switches. Each Nortel switch is connected with a 3 Gbps LACP channel to separate HP switches. The HP switches are the … Read More

Switching

HP Blade Switch Development

René Jorissen on May 2, 2008 1 Comment • Tags: #3120g #3120x #blade #stack

Maybe old news for some of you, but HP has developed the Cisco switches for the HP Blade servers. The Cisco Catalyst Blade Switch 3120G and 3120X provide stacking functionality. This improves the functionality of the switches by creating a single switch from two physical switches. Source: The Cisco Catalyst Blade Switch 3120 Series Switches … Read More