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Cisco CDP-LLDP CISCO Discovery ProtokollRSS

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Getting CDP Information of vmnic

I dont trust the 'Network Hint' info you get from the vSphere client. Having said that, if you do not have access to the physical switches to query the config, it can be the only thing we have from the ESX side.I needed to try to ascertain whether the VLA ...
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LLDP support added in vSphere 5

Earlier versions of vSphere had support for CDP, the Cisco Discovery Protocol, in both standard vSwitches and the newer Distributed vSwitches. In vSphere 5 we will now see the non proprietary LLDP introduced. LLDP, meaning "Link Layer Discovery Protocol" ...
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Link Layer Discovery Protocol (LLDP)

Several months ago I co-wrote a piece titled Cisco Discovery Protocol (CDP) Tag Team. The article talks about CDP, walks through some working examples, and provides a view of what information the protocol advertises. CDP is a great tool but it’s proprieta ...
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Discovery Protocols

vSphere 5 now supports two different discovery protocols for distributed switches. In prior versions, only Cisco Discovery Protocol (CDP) was available. With vSphere 5, administrators can now choose between Link Layer Discovery Protocol (LLDP) and CDP for ...
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Enabling vSwitch Cisco Discovery Protocol (CDP)

I recently attended the VMware vSphere Troubleshooting course. It was a very good course and I'd recommend it to anyone responsible for day-to-day maintenance of a virtual infrastructure. During the course we discussed the vMA (vSphere Management Assistan ...
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Utilizing CDP and LLDP with vSphere Networking

When I last covered Objective 2 of the VCAP5-DCA on the vBrownBag, one thing I didn’t get a lot of time to cover was the use of Cisco Discovery Protocol (CDP) and Link Layer Discovery Protocol (LLDP). Essentially, this is how switches help provide configu ...
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CDP Information using the commandline…

CISCO Discovery Protocol vim-cmd I was doing some troubleshooting this week and needed the CDP network info. I did not have access to a vSphere client, only HP iLO access. I remoted into the ESXi box and enable ESXi Shell. I knew that I could dig up the ...
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Cisco Discovery Protocol (CDP) Tag Team

For this blog post, I collaborated with Dawn Theirl (@KokopeIIi on Twitter) who is a Network Engineer in the San Francisco Bay Area. Dawn performs a lot of hands-on work in her day to day role as a wired and wireless network guru. We understand that CDP p ...
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Get vSphere network info using PowerCLI & CDP

PowerCLI is powerfull stuff. It can be used to set specific configuration for your vSphere environment, but it can also be used to collect information. This post will go into detail how to get network information using VMware PowerCLI and Cisco Discovery ...
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List hosts CDP information

If you have your hosts connected to a Cisco network infrastructure, you can see a hosts CDP information directly from within the VI Client. As you can see in the exampels below it’s quite impossible to get the full CDP picture if you have many hosts with ...
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Configure the Link Layer Discovery Protocol (LLDP) in vSphere 5

Link Layer Discovery Protocol (LLDP)is a vendor-neutral open standard discovery protocol that is supported by multiple vendors such as Cisco, HP and Juniper for example. LLDP displays for example on what network switch and port the NIC in the ESXi hosts i ...
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Troubleshooting ESXi networking with LLDP

One common issue with networking in virtualized environments is the outgoing ports from the virtual switches to the physical network switches. Configuring with VLANs and similar must be done very carefully to ensure that all ports are correctly setup. It ...
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Created