Server Networking

Hi,Recently i have added Second NIC to our servers, the IP Address and Vlans are different for both network,The problem starts when we pluggin the second NIC the entire server goes down becomes unstable.Can anyone please help for both NIC's to be up ...

Strange one really, and a little embarassing at the same time...- Two N5K's with 4 x 10G connections to VSS- Using OM3 multimode- 2 meters distance- X2-10GBASE-SR tranceivers on the 6509's- Basic port configurations- Swapped out tranceivers- Checked ...

Hello all!I know this maybe be the right forum for this questin, nut I´m hoping that someone can give men an answer. Since I´m a newbe to Cisco and switches I use the Cisco Network Assistans go help me access the SAN switches. As i mentioned in the s...

Hi all   I have two nexus 5010 switches and one is connected to primary core switch and other is connected to secondary core switch.Is it possible to create VSL between two Nexus switches?Also if possible whether we need cross connectivity like one n...

Hi,I am currently trying to get a better understanding of DCBX and therefore connected a CNA to my N5k.There the problems start:1. It looks like there is a bug in the NX-OS 4.1(3)N2(1) because the commands show lldp interface ethernet x/y and show ll...

Attempting to setup aaa authentication using Radius, withability to fall back to locally defined accounts.configuration is;aaa authentication login default group Radius_Auth noneWith N1KV we are unable to add "local" as an option after a group, as we...

What is Cisco's answer to the follwing product from HP HP Virtual Connect Flex-10 10Gb Ethernet ModuleOur server team are about to implement this because they want more nics/vm and it's cheaper than buying cisco blade switches.Any other problems you ...

Here's the scenario:We're working on a new DC design. Dual 6509VSS in core, dual Nexus 5k and 14 FEXs. The 2ks will be dual attached to the 5ks.Now, I read somewhere else that the 5k is limited to a maximum of 16 vPCs. So the question comes up... doe...

Hi all, We are a wildlife project and have just bought many bird box cameras from a UK company for our important research project. We want to stream the nest box footage across our intranet and extranet. My question is which CISCO server, managment s...

Does anyone have a sample call home configuration for the Nexus they can post?  I have read the configuration guide but want to see a working config.Thanks!

HelloHas anyone had the oppotunity to implement a 10 Gig Twinax cable that showed up as unsupported in the logs. I have been told it is an option to use another vendors twinax, but you have to run some command in the nx-os to turn on the port with an...

Does anyone know if the above X2 optics are definitely supported in the Cisco 3130X switches (Dell Blade switches)?The compatibility matrix here suggests not; however, the later release notes do mention the X2-10GB-LR optics.http://www.cisco.com/en/U...

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...