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Questions tagged [cisco-nexus]

47 questions
2
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1 answer

Nexus 1000v VEM fails on 2 out of 8 hosts

I have 8 ESXi hosts. I do a fresh install from the installable CD directly to 4u1. We have another 2-node cluster with a working Nexus 1000v primary & secondary. Everything's up and running. I installed 6 hosts and everything worked great, migrated…
cougar694u
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Is it possible to decapsulate ERSPAN and forward on RSPAN?

I am currently running into an issue where we are trying to send our network traffic from our physical infrastructure into a virtual Alienvualt appliance, but our switches are unable to send RSPAN traffic. Nexus 9k's support SPAN and…
brittonballard
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SSH Error from Nexus 5K to Linux

I built a CLI shortcut to ssh the config over to an Ubuntu box (with an SMB share mounted to the user home directory). cli alias name archive copy startup-config scp://sw-backup@1.1.1.3//home/sw-backup/Cisco/Switch/Nexus/NexusB vrf default This…
Dacid Salin
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Rate Limit VLAN interface | Cisco Nexus

How to do QoS in cisco nexus for Rate limit. In cisco Routers , we will be creating a policy map and calling it in service_policy in VLAN Interface Ex: Policy-map Policy_2Mbps class class-default police cir 2048000 bc 384000 be 384000…
user3162395
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Is it possible to run the Cisco NX-OS 6.x copy command without the prompt to select a VRF?

I am currently working with a network scanning tool that logs into Cisco routers and runs commands on those routers. The problem I'm encountering has to do with what the copy command expects. The copy command (documentation link below) prompts the…
ekk1240
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What do I need to do to enable sFlow on my Cisco Nexus 9372PX?

I have a pair of Cisco Nexus 9372PX switches running NXOS version 7.0(3)I1(3). According to the link at…
Daniel Arkley
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Long Response Times for Reads via FCoE

We're getting some intriguing performance with our new FCoE environment, and I was hoping that people could let me know if what we're seeing is expected behaviour. Our switching environment consists of 2 x Cisco Nexus 5672 switches, each having a…
Evan M.
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1 answer

Windows 2012 R2 NTP server Unable to sync with Cisco Nexus

I am the PDC Admin, The Windows NTP server is set correctly, we have 5 different time sources set. We are able to sync with 2 of those time sources and other external time sources such as ntp.org (Below is the config). We know time is able to sync,…
Jedi Administrator
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Cisco Nexus 1000v %IPQOSMGR-4-QOSMGR_WARNING_MSG

I have a Nexus 1000v installation running for well over a year now without any problems. Recently I noticed that I keep getting a warning every few minutes on CLI. 2015 Sep 7 15:13:53 n1kv ipqosmgr[3116]: %IPQOSMGR-4-QOSMGR_WARNING_MSG: Session…
Cha0s
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Migration to Cisco Nexus 3064-T

In my environment I have 9 ESXi servers (ProLiant DL360 G7 & DL360p Gen8) and NetApp FAS2240 that is used for storage (NFS datastores). Currently, we have 1Gbps network with multiple VLANs (management, NFS, applications, vmotion etc), and we're…
Shahar Gvirtz
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Hyper-V VMs keep losing network connection

We had a major power loss in our server room two days ago and several Cisco Nexus 2232PP FEX devices went down. We were able to get everything back online, but since that event we've been experiencing some crazy network issues, high latency, RDP…
user44650
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Cisco Nexus syslog messages format?

I'm trying to normalize Syslog messages generated by a Cisco Nexus box. Problem: Messages have the following format: <189>: yyyy mm dd hh:mm:ss UTC: text This is not a standard Syslog message, no hostname/IP address is displayed. Someone knows how…
Xavier Mertens
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Unable to find how to update the Network speed in Windows

I want to understand where the value of Network speed is found in Windows and the options to change it. I am using the Windows Sysinternals bginfo, which generates desktop backgrounds that include important information about the…
LimePancakes
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Move port-channel pair to new switch

So I have an old Nexus 3524 that is set up with a bunch of port-channel pairs connecting to three different ESXi hosts and four different NetApp nodes. I am replacing that with a pair of Nexus 9000's in a vPC configuration. I've created a new…
Glenn Sullivan
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I want to display UPDOWN message of interface on Nexus

The unit exam of Nexus is underway. Like Catalyst or IOS "* Oct 6 08:29:28:% LINK-3-UPDOWN: Interface GigabitEthernet 1/2, changed state to up" I thought I would get an UPDOWN message for an interface like this, but it is not displayed. Is there any…
dum0785
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