Server Networking

Hi there,I don't have any clue what this problem might be so please help.I have a brandnew FEX 2232TM which is connected to a NEXUS 5010P running the following firmware:oftware  BIOS:      version 1.5.0  loader:    version N/A  kickstart: version 5.2...

Hi,we have in our datacenter C3750G stacks. As some of the models will become out-os-support in 2014, I would like to analyze to replace them by Nexus 2000 (conncted to Nexus 5000). At a first glance, I thought this could be a good option to save mon...

Hello everybody,This is a very strange issue, one data center of my company has a pair of Nexus 7018 with vPC enabled.And there are more than 9k mac addresses in each chassis.N7K-2# show mac address-table countMAC Entries for all vlans :Dynamic Addre...

I have a problem when working with the console VMWare.Sometimes it is impossible to connect any of the hypervisor to the guest OS managed by them.I get the message: "Unable connect to the MKS: Host address lookup for server <name of the hypervisor> f...

Hi guys,I am having a Nexus switching problem in a data center.VM traffic failed through the nexus switches, i run a ping test and the test is fail and back to success after few minutes, after a minute of success ping it is fail again.Also when the n...

I trying to Network deisgn for new data Center ,  i am new to DataCenter desgin, i attached the network diagram i would like to know if can configure my layer3 on 5500 and configure Fabric path to uplink switchplease help give your suggestions on thi...

I can't seem to find the answer so I thought I would ask here.I know you can have an odd number of ethernet ports between two switches on a standard Port-Channel/EtherChannel.Can you have and odd number of Ethernet Ports in a vPC arrangement?  Someth...

When using an existing 4Gb SAN infrastructure, should I expect any difference between setting up a connection with a new 8Gb HBA when compared to setting up a connection with a 4Gb HBA?System components:VMWare ESXi 4.1 running on a Dell Poweredge R31...

Hi all,I'm currently designing a new datacenter.Also I don't have much informations about applications and bandwidth usage.Some informations are given:100 Mb/s VPN Access (provider network)4 x 100MB/s (Internet and customers) ...maybe there are one o...

Hi guys,I am having a Nexus switching performance problem with an HP C7K server with Virtual Connect.Any device that is connected to one of the Catalyst 6509 switches and is trying to communicate with servers in the C7000 blade enclosure via Virtual ...