Server Networking

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...

Hi!I have a questions about Cisco Adapter FEX and VM Fex.As i understand, Cisco Adapter FEX gives multiple vNIC on one mezzanine card, and each of them appears as virtual port on Fabric Interconnect.Also, same thing for VM-FEX, each VM NIC appears as...

Hi,Please i there any one has already test the SFP transceivers such 1000BaseT  SFP from other vendors on Cisco NEXUS 5500. Regards

Good afternoon,I was wondering if someone might be able to help,  I have an interesting setup which I am working with at the moment which consists of 4x Nexus 55xx switches running HSRP for around 4 VLAN's. What we are looking to do advertise routes ...

I have two 5548UP connected to two Nexus 7k forming double sided vPC design. The 5k is acting as access layer top of the rack and 7k as aggregate. The 7k is configured with vrf contexts and vlans with vrrp.I followed the best practices for double-sid...

I have a new Catalyst 4500X switch.  I have the basic config on it, with ports configured as trunks, with nonegotiate.  When I plug the switches in, the ports come up and CDP shows my neighbors.  However, when I try to ping the other switches, it won...

Hello community,I'm planning a upgrade procedure for a Nexus 7000 vPC enviroment with M1 I/O modules to M2 I/O's.I have already contacted TAC and Cisco engineering about this upgrade. Unfortunately I have received different answers about a possible m...

Hi, Is it possible to use the native 40GE ports on the N7K-M206FQ-23L module for the VPC Peer Link, or do you have to break these ports out into 10GE ? I have read that 10GE ports must be used for the VPC peer link. Thanks in advance.

 Just moved my entire off a 6509 to the dual 5596up's running version 6.0(2)N2(5) with UCS. Now, Vcenter5 (physical machine not vm) is having problems with its "heartbeat" to tcp/udp 902. It isn't a routing issue, not a "arp issue", not a issue with ...

Hi all,I have to add a vNIC to a blade template. However, I heard that doing that will power cycle all blades that are bound to that template. Is that corect? I only have 1 template (for all VMware server blades). This would power cycle the whole far...