About larrycotton

larrycotton · 07-10-2018

Hi I have a 10G nexus 3524x: switch# show version Cisco Nexus Operating System (NX-OS) Software TAC support: http://www.cisco.com/tac Documents: http://www.cisco.com/en/US/products/ps9372/tsd_products_support_series_home.html Copyright (c) 2002-2016,...

larrycotton · 07-04-2018

Hi I have a nexus 3548x switch. I'd like to capture packets (and write to buffer or file) on the switch, so that I can look at an analyze the traffic that goes in and/or out of the interface. On ios you can do this using 'monitor capture' commands....

larrycotton · 06-29-2018

Hi I am trying to set up passwordless ssh on a nexus 3524x switch. I found some instructions to do so here: https://www.cisco.com/c/en/us/support/docs/voice/mds/200640-Ssh-into-NX-OS-Switches-using-key-based.html To copy the id_rsa.pub key to bootf...

larrycotton · 07-24-2018

Well I did a little more digging and, to answer my own question, the device I am using to connect to the switch was using cl72 handshake protocol and it seems the switch is not using this (at least be default). When I disable cl72 on my device the li...

larrycotton · 07-10-2018

It's a custom reference board we use at work. Yes it supports 10G.However I do not know anything about the interface specification, so do not know what signal the switch is expecting to identify an active link (and then whether the device is actually...

larrycotton · 07-05-2018

Hi Thank you for the reply. Do you know how I would capture those packets ? I was hoping to use ethanalyzer, but it does not give me the inband option. Can I capture to a buffer/file in pcap format ? Or do I have to somehow log then, then parse t...

larrycotton · 07-02-2018

Ok - I was misinterpreting the copy command I thought copy stftp: bootflash meant copy the file I specify to the bootflash: directory to a file of the same name. It seems it actually means copy the file to a file named 'bootflash' (in the bootflash a...

Member Since	‎06-29-2018 06:52 AM
Date Last Visited	‎05-25-2023 01:45 AM
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nexus 3000 10G interface 'Link not connected'

How to capture data-plane traffic on a cisco 3000 series switch

Cannot open id_rsa.pub file when trying to set up passwordless ssh

Re: nexus 3000 10G interface 'Link not connected'

Re: nexus 3000 10G interface 'Link not connected'

Re: How to capture data-plane traffic on a cisco 3000 series switch

Re: Cannot open id_rsa.pub file when trying to set up passwordless ssh