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Nortel ERS 5520 PwR Switch

Update: July 30, 2009 I’ve added a command to disable the User Interface Button (UI Button) “no ui-button enable”. Update: February 7, 2009 It was time to update this article with some additional...

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Nortel ERS 5520 PwR Switch (Part 2)

In my previous post I outlined all the commands that you would need to configure a Nortel Ethernet Routing Switch 5520 to support deploying Nortel’s i2002/i2004 Internet Telephones using LLDP-MED in...

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Multicast Routing Protocol (Part 1)

I was originally just going to write about DVMRP, but I’ve also decided to post some basic examples for setting up PIM-SM. I’ll break this post into two parts; first part will look at utilizing DVMRP...

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Nortel Internet Telephones – Network Loops

A Tek-Tips forum member recently reported that one of his technicians improperly cabled a Nortel i2002/i2004 Internet Telephone (plugging both the ports on the back of the Internet Telephone into the...

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802.1Q VLAN Tagging on an Ethernet Routing Switch

In my previous post I laid out the basics of how to configure multiple VLANs and enable IP routing on a stackable Avaya Ethernet Routing Switch. In this post I’m going to expand that topic to include...

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802.1Q VLAN Tagging on a Cisco Catalyst 3750-E

In the two previous posts I covered how to create multiple VLANs, trunk those VLANs between multiple stackable Avaya Ethernet Routing Switches utilizing Multi-Link Trunking and how to create Layer 3 IP...

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