Server Networking

Hello Everyone.Thanks for taking a moment to comment on this issue if you can!We've noticed the following issue. When replacing a FEX that has associated to a 5K, the serial number does not automatically change to reflect the new box (when using "sho...

Hi,I've just inherited a few IBM Bladecentre devices each populated with 4x 3110G switches operating in a stack.I've noticed an oddity that may or may not be an issue; basically within each stack, the master is shown as running teh CBS31X0-UNIVERSALK...

I have a network that will be extended to another building. I have all the vlans defined in router Bldg1. The connection to Bldg2 is using a Layer2 switch with a routed link thru fiber. How I can transfer the vlan information from the other Bldg ? Th...

All, While logging to cisco works I am getting below error.You don't have permission to access /cwhp/LiaisonServlet on this server.Additionally, a 403 Forbidden error was encountered while trying to use an ErrorDocument to handle the request. I have ...

We have two Nexus 5020's that will be deployed in a data center with several FEX . I haven't decided yet whether to single or dual home the FEX's or if I'm going to use vPC's right away.Are there things I should consider when numbering the FEX's ? If...

I'd be very interested to hear others opinions on this. You have a datacenter environment with L2 boundaries at end of row aggregators, then L3 back to the core and edge. You have 6500 service module switches hanging off the core housing ACE and FWSM...

We are building an IBM Blade server environment. We basically have (2) IBM chassis's. Each chassis has a 3110 in bay 1, and bay 2.We are using the VBS feature on the 3110's to virtualize the switches.My questions is on the uplink's from the 3110's to...

Hi Everybody,I'm interested in hearing your opinions about the best way to deploy gateway redundancy between 2 VSS Domains.With HSRP works fine, but i wish to know if there another best way.Regards,Gustavo.

We have a couple of HP Proliants DL380 G6 (windows 2008 SP2) that have teamed network connections to an Cisco 3750e and 3560e network switch - this two switches are tied to a 6513. When we do a file copy between two servers (connected to 3750/3650 sw...

Hello,i am testing for a customer datacenter replication with 2 MDS 9216i with Hitachi storage in each site. A WAN emulated with WAN BRIDGE with 155MB and delay 220ms. I have WAAS in each site.Can you tell me the best recommendation to achieve the be...

So the VUM didnt install the VEM on the ESXi host. So we installed the vCLI and manually installed it.Still no modules showing up on the VSM.I have added the host to the VSM, removed it, rebooted, yelled at, added back to the VSM and still no VEM.Any...

Hi ALL:I am new to this switch and having some problem to check if the log messages are configured correctly.I took the output of the following commandsshow logging console show logging info show logging internal info show logging last 40 show loggin...

It appears that as the active supervisor reboots, it take down (disables) all ports in its chassis as it reboots. This causes a outage to all single connected servers to that chassis for the reboot time period. In our case this is a 8 minutes outage.