Hi, I am trying to upgrade Nexus 93180YC-EX to EPLD 9.3.7. In impact testing it shows that IO FPGA will be upgraded, however, after upgrade when i check this it wouldn't show as upgraded.(Following output is from 2nd try)SWH01# install epld bootflash...
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hello everyone I have EVPN Multi-Site design between three data centers each DC with AS that different from other DCfirst:why we need to create full mesh neighbor ship in eBGP not iBGP between all VTEP that located in each spineSecond:is there any wh...
This is probably a simple question, but I'm not a network engineer. I have 2 Seed SAN switches to DCNM and I've used a local account on the switch to discover those, and its found the adjoining switches. The question is what is the lowest role that c...
Resolved! Dual HSRP - Nexus
Hi, I have a customer that has split Nexus devices between DCs and is possibly using vPC between the DCs. I have read this is not recommended and OTV to be used. I was reading this article and also noticed that HSRP when configured on Dual Nexus and...
Hi,We have a Nexus 5596 vpc domain with some FEX connected in double side topology. We start the upgrade process in the primary vpc domain switch. When upgrade the primary switch, they reboot and don't come up. The lights are power off, only the fans...
Hi Need need help in upgrading the nexus switches from 6.0 to 9.3.7 version , can some one share the steps and also let me know two ste
Resolved! Nexus Port-Channel question
HiI have noticed that on our pair of nexus 5k's we have a L3 port-channel to our 3750 2 switch stack, what i have also noticed is on each nexus the port-channle number is different and also that each nexus has a different IP address and is part of os...
Resolved! Nexus Port-Channel question
HiWe have a port-channel between our x2 nexus 5500's and our 3750 2 switch stack, one of the member interfaces is down on the nexus side due to the sfp being pulled out/unseated, is it safe to just reseat and the interface will come up in the port-ch...
We currently have (4) Cisco MDS 9148T switches and reviewing interface errors. When we run the command show int sup-fc0, the Carrier Errors are constantly increasing. This is happening on all 4 MDS switches. Any reason why this would be increasing? ...
Hello, I have pretty old experience with Cisco Switches dated back to pre-nexus era (was working on Catalyst 6500). I have "seen" Nexus 7K, 5K & 2K implemented in my company's data center but that was after i left the network team however I was stil...
I have a network running ospfv3 with ipv4 address family for many years with a combination of IOS and XR and Juniper and Arista devices and I tried to add a nexus 9k to it and there's no address-family ipv4 in ospfv3.. what in the heck? Am I missing ...
Hello, We're planning to upgrade 5548UP to new version. Currently it's 6.0(2)N2(4). I know i need to to make three upgrade path steps to do it correctly:I see sometimes on upgrade process we're getting this default message: Module 1: Refreshing comp...
Hello,We have a slightly odd design, which is just in place for a temporary amount of time during a migration. Diagram below. The issue we are seeing is that some virtual machines connected to the access switch in vlan 10 are unable to access serve...
Hi, I have a scenario where I need to run OSPF on a double-sided VPC. Is this even supported? Tried to check some docs, but could not find it. So basically, I have a nexus9k pair as Core in a VPC domain and another nexus 9k pair as Agg in another VPC...
Dear all, The topology is below and if I want to configure Flexlink with MMU feature on Nexus9K.The following configuration is equivalent to "mac address-table move update transmit" on Catalyst SW ? Nexus9K(config)# mac address-table notification mac...
