Server Networking

Hi Experts, Just wish to ask how do I find the actual port where a specific mac originated in a nexus environment with vpc and fex enabled?When I try to search for the port using:show mac address-table address xxxxxxI can't see the port it is origina...

Hello Friends, I am planning to upgrade some N5K's which are running in VPC mode alongwith some Fex's from 5.1.3 version to 6.0.(2)N2(4).I am just wondering is there any Cisco Tool which help me in finding compatibility between new Image which I am p...

Hi presently in One Data centre 02 Nos. of 6513 is configured in HSRP. Due to space constraint some servers need to be installed in other room and there 02 Nos of 6509 switches need to be configured in HSRP again. One Data Vlan needs to be extended i...

Good Night All, I am presently having this issue with a Checkpoint cluster operating in load sharing multicast mode connected to a nexus 5500 series cluster core.When in this mode all switches including the nexus are not able to arp to the VIP of the...

Hi,i'm going to use Nexus 7000 in Data Center.During analysis configuration, I need define mac-address-static configuration for multicast mac address for Firewall Checkpoint cluster. In "Layer 2 Switching Configuration Guide, Release 4.1.pdf" documen...

HiIt is possible to have múltiples VEMs in a single ESX Host (Vmware 5.5)?? And Each VEM attached to a different VSM?? Thanks in advance

Hi all,  I will need your help.  I have Nexus 5000, there is a POrt Channel between Nexus and Server, but one port always is in initializing. sh interface Ethernet101/1/27Ethernet101/1/27 is down (initializing)  Hardware: 1000/10000 Ethernet, address...

Hi All We are designing a new fcoe implementation with HP VC 10/10D (dual hop fcoe). It connects to our nexus 5596. I had a few questions on this: 1) Existing 5596 also has a lot of native fc connections . 5596 connects to brocade on NPV. native fc c...

I have a requirement to enable IP ECN marking on CIsco nexus 3064 switch.ECT(0) traffic is being switched. Tried the following configs, but couldnt achieve marking.n# sh policy-map type network-qos nq_pm_1  Type network-qos policy-maps  =============...

I'm relatively new to the Nexus platform so I don't know if this is Nexus related or not but I keep getting what looks like flapping from random ports, the log messages look like this....2014 May 14 19:04:19 JCMG_Nexus-1 %ETHPORT-5-IF_DOWN_LINK_FAILU...

Hi,We have 6509-E switches as L3 Gateway in our Data centers. We currently have couple of 5596 and N2K FEX all in L2. Now we are planning to add more N2Ks to replace some of our existing 3750-Es in DC.  Now to replace 6509-Es I am looking at few choi...