Server Networking

Hi，all：I  set HSRP on three nexus 3048 : S1--S2--S3S1：interface Vlan12  no shutdown  ip address 1.1.1.252/24  hsrp 12    preempt    priority 150    ip 1.1.1.254S2：interface Vlan12  no shutdown  ip address 1.1.1.253/24  hsrp 12    preempt    priority ...

who knows Nexus 3172 support VXLAN or not?Is it need specify the version or specify license?I find Nexus 3172 is support VXLAN at CISCO Nexus 3100 compare modules,but in Nexus 3172 datasheet didn't detail and i can't find Nexus 3172 VXLAN configurati...

Hi All, Anyone can advise what kind of PCI-e Card I can use if I need a 1Gbps Fibre (SX) transceiver on the UCS C220 server?Is the GLC-SX-MMD is compatible with any 10Gbps SFP+ card? Thanks,Eka

Hi,We have a N5K with NPIV configured and and MDS9148 we're gonna setup a port channel and have come to the conclusion that we need the F-port-channel-trunk feature enabled on the MDS side.Question: Is enabling the F-port-channel-trunk feature on the...

Hello.There was an unclear problem.5548UP-CORE-1(config)# ip name-server 10.х.х.хcp: cannot create regular file `/tmp/dhcp_dcos_resolv.conf': Internal error in updating the configuration: unable to  copy original dataCannot write to the dns configura...

In a 1000v when I create a port profile and apply it to the vm server in VMware I see that it creates a vethernet interface which inherits the port profile automatically. Is it possible to edit the vethernet interface in the cli to modify or change t...

Good day everyone,We are planning on upgrading line cards, and Sup modules, and I would like to know if there is best practice document or suggestion on what is the best way to migrate the current topology to new topology.This is a flat network and i...

I'm attempting to setup Adapter-FEX between a Cisco C220 M3 server with a Broadcom BCM57810 (Cisco P/N UCSC-PCIE-B3SFP) and a pair of Nexus 5596 switches.  The server is running Windows 2012 R2 (also tried 2008 R2).  I've setup both the Nexus switche...

 2x Nexus 5548UP + 2x B22HP FEX modules single-homed connected. IOS 5.2(1)N1(6). Seems to be a cosmetic issue and is an annoyance. I'm unsure whether this is normal FEX behaviour or something specific to these B22HP cards (which is basically a FEX fo...

Dear Community, We experienced an unusual behavior of two Nexus 7000 switches within a vPC domain.According to the attached sketch, we have four N7Ks in two data centers - two Nexus 7Ks are in a vPC domain for each data center.Both data centers are c...

Good Evening!I'm studying for CCDP and am currently sitting on page 271 for those of you that have the official book (642-874). Similar topology to book here.If I understand correctly, in an Active/Active FEX design two Cisco Nexus 5000s plug into tw...

Hi, I'm new in the forum and I found it while doing some research about my issue.Just upgrade Nexus 5596UP with n5000-uk9-kickstart.5.2 and install all command command. For my surprise it din'nt restart after 60 minutes and anly leds working belong t...

Dear All,Am facing L3 reachability issue between N3k switched, even in same subnet. Also checked that VLAN is allowed under trunk port.I can able to see the switch details as CDP neighbour.We are using SVI, and found all the SVI and Interface protoco...