Server Networking

Looking for any first hand knowledge of using a...HP Small Form-Factor Pluggable 7m 10GbE copper cable (487658-B21) between a c-7000 flex fabric module and a Cisco 5548.And/ora HP X242 SFP+ SFP+ 7 m Direct Attach cableJust want to confirm someone has...

We have an EMC SAN connected via 10G links on a 5010. At some times we have iSCSI disconnects generated by the SAN.We are seeing Tx pause frame, but no Rx frames. No packet loss, no errors. The "normal" utilization is around 23Mbit.Under what conditi...

HelloI am need of some help to get Nexus 1000V working in my lab. Lab is made out of (see attached diagram) and also included screenshot of DVS within vCenter server.Physical server runing VMware ESXi 4.1 - this is standalon server. runinng following...

For info, I run 4.2(1)SV1(4) as a VM and not the appliance.I tried this morning to migrate a small environment to the Nexus L3 control instead of L2 for a certain requirement. We have two ESX in the with the Nexus 1000v running sucessfully for months...

Hi,Can anyone please advise.We have a setup of dual Nexus 7K's connected to 3 ESX hosts and on the Port channels connected to these servers , I,m seeing the RX Pause frames counter increasing daily on all  port channels connected these hosts.The conn...

Hi all,We have 2xESXi cluster and 1000v deployed to many remote sites.  The clusters themselves are managed centrally at HQ with virtual center.  The other day one of our remote sites lost power and the local carrier equipment failed.  When the serve...

Dear,Can NIC failure be a reason for server to restart. When can i confirm that NIC has failed. Is it ok if i get the info from event viewer.

I am looking to see if anyone else has experianced this problem rather than looking for a solution at this time.We have a standard design with 2 N5Ks set up with vPC using 2232s.  Hosts connect to the 2232s with dual 10 Gb adapters.  These are VMWare...

Hello.Sometimes, a VM lose network connection.No problem where detected on the network to explain this problem.This VM (running Windows Server 2003 R2) is connected through VMware flexible network adapter.I verified all parameters in the running conf...

Hi all,We want to do a backup of a virtual-service-blade in a Nexus 1010. The document we are following is:http://www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_2_1_s_p_1_3/software/configuration/guide/n1010_vsvcs_cfg_7backup.htmlWhat we...

Hello, All! Today I've spotted horrible issue with nexus 1000V. First of all here is our logs:2012 Jan 18 10:45:28 core-nexus1kv-01 %SYSMGR-2-SYNC_FAILURE_MSG_PAYLOAD: vdc 1: Failure from active SUP 2012 Jan 18 10:45:28 core-nexus1kv-01 %SYSMGR-2-SYN...

Hi,A question regarding the subject line.  When deoploying redundant Nexus 1010 hardware appliances (VSM's) on the "inside" and Nexus 1000v's on your ESX hosts in the "DMZ" in Layer 3 mode which is seperated by an ASA, what VLAN's are actually need? ...

hi,i have single 5548 NX-OS 5.0.2N1(1) version connected to single fex 2232 via 4 X FET-10G. on the 5548 it is the first ports, at the 2232 it is at the last 8 ports.after configuring appropriate FEX configuration i cannot see any link between them. ...