Hi all,I found large layer 2 domain is becoming more and more popular these days in data center networking design. Why we need a larger layer 2 domain? Do we have any use cases that could explain this?thanks a lot!
Trouble in the water -We currently have our nexus 7k's to allow DHCP relay down to the distrobution network. Our windows team is decomissiong the two DC's that we use for DHCP relay on our user access data vlans. We are doing some tests to see the af...
Hi teamwe have 2 nexus switches running HSRP.The catalyst 3750 stack is connected to both Nexus switches.we have around 30 vlans in the network and for for few of the vlans we have configured route map to transfer traffic to specific router insta...
Hi experts,I know that the rule is as simple as "a frame that enters the vPC peer switch from the peer link cannot exit the switch from a vPC member port."However is there any hiden conditions?For example, I have a simple topology with two N7K in one...
Hi guys,I have a setup with two Nexus 5548UP switches in a vPC configuration. There is a NetApp filer connected to the two switches with a LACP port-channel. While testing we found that when we shut down the vPC peer-link and the keep-alive both swit...
Hi,I am about to upgrade Nexus 5K after long time. can anyone give me rough estimate of how long this will take me. I have 2 Nexus 5K in vPC domain and four FEXs singled homed to the 5Ks. This is going to be a disruptive upgrade and i appreciate it i...
I am working on a design where a dual controller NetApp will connected to a pair of Nexus 5548s via FCoE. The NetApp will have 2 dual port FCoE cards per controller. The plan is to port channel 2 per N5K switch and then create a vPC so that all FCoE ...
Hi,I suspect that I am getting Ingress Drops on the NIF (Fex uplinks) of an N2148...Does anyone know the command that will enable me to view ingress drop counters on thiis interface? I can't find a command to display it... Perhaps somewhere under "at...
We recently experienced a problem after upgrading from 5.0.3 to 5.2.1 on our nexus 5596UP platform, I was wondering weather anyone else has had the same trouble or any explanation.Little about our enironment: 2x 5596 connected via port-channels to VS...
I rebooted my esxi host with the 1000v on it. after the host came back up, the vm did not power on and now I cannot access the host. when i try to power on the vm on the host via kvm. It fails to power on. any idea on this?
Hi,I'm in the very first phase of designing a small datacenter infrastructure based on the Nexus 5500 series. I haven't got any hands-on nexus experience yet so please forgive me if I'm asking a silly question here...What I would like to build is a 4...
Hi,If I import the Nexus 1000v VSM from a virtual machine to the Nexus 1110-x, does all the licensing information stay intact (ie hosts are still known to be licensed)Does the HOST ID change?Thanks,Nick
Hi experts,When I ssh or telnet to my Nexus switches, it first displays messages configured in "banner motd". Then it will prompt for "login:" and "password". Then it will display something like:"Cisco Nexus Operating System (NX-OS) SoftwareTAC suppo...
