In a previous post titled ADAC and VLAN Configurations I described some issues we were having with some of our switches where VLAN memberships were mysteriously changing. We suspected ADAC and we were right on with our suspicions.We performed some … [Continue reading]
Virtual Routing Redundancy Protocol (VRRP)
What is Virtual Routing Redundancy Protocol? In short VRRP is a standards based protocol that provides redundant default gateways when multiple routers/switches are connected to the same Layer 2 network. A virtual IP address is shared between one or … [Continue reading]
HP NIC Teaming with Nortel Switches
I recently needed to look at HP's NIC Teaming feature within their Proliant server product line to provide "ultra" high-availability to a new Windows 2008 Cluster which was running Microsoft Exchange 2007. It seems that NIC teaming has come a long … [Continue reading]
Reload command on Nortel Switches
In today's demanding business environments a lot of changes need to be made remotely and sometimes even the best laid plans go south. Thankfully Nortel offers the "reload" command in their Ethernet Switch and Ethernet Routing Switch series. I don't … [Continue reading]
LLDP with Cisco 3750
Nortel has released a Technical Configuration Guide designed to assist technical users configuring Nortel IP Phones connected to Cisco switches. The document makes specific references to the Cisco 3750 switch but the commands will apply to any Cisco … [Continue reading]
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