About Graham Murison

Graham Murison · 10-16-2023

We are building a new network and actually will have a management network for the first time. Historically we are quite small and I was using inband management, but seen some decent growth of the last 5 years. My original design won't work due to ov...

Graham Murison · 09-25-2023

I am building a new network to run in parallel during the transition to new building addition.I have purchased two WS-C3850-48XS, however due to strict budget I purchased them refurbished and no SmartnetI deployed them in StackWsie Vrtual.Over the la...

Graham Murison · 07-20-2023

I believe I am coming up against this bug: https://bst.cisco.com/bugsearch/bug/CSCvo31022. I do not have DHCP snooping turned on and I as far as I have read it is disabled by default.When I debug ip udp: *Jul 20 2023 21:21:55.271: UDP: rcvd src=0.0.0...

Graham Murison · 06-30-2023

This is my first entry into VRFs. I have been asked to separate each user section by floor and separate VLANs. The printers VLAN is separated as well for security and control as defined by business rules. I have a 3850 (stackwise virtual) acting as...

Graham Murison · 06-08-2023

I am struggling with getting a port-channel between two Catalyst 3850's in a Virtual stack connected with two Nexus 9k switches.NOTE: since this is for a transition to a new network there is not a direct link between the switches. It's old building ...

Graham Murison · 09-28-2023

Thanks all, the field noticed fixed my issue.

Graham Murison · 09-26-2023

Thanks @Leo Laohoo Looks like this is what I am facing. Will be upgrading over the next few days and report back.

Graham Murison · 09-25-2023

Each switch has two PSU's and no stack power involved.

Graham Murison · 09-25-2023

This I can do today.The event occurred Sept 22 at ~21:00 UTCsw-fl2-aggr-01#dir crashinfo-1:tracelogsDirectory of crashinfo-1:/tracelogs/36180 -rwx 1726 Sep 22 2023 21:20:44 +00:00 auto_upgrade_client_sh_pmanlog_R0-0.12730_0.20230922212043.bin.gz36201...

Graham Murison · 09-25-2023

@adarsing Great thanks. Right now only have console access, so will get the trace archive uploaded tomorrow when I have physical access again. Also thank for clarifying the second point, which I guess is due to perpetual license from previous versi...

Member Since	‎06-06-2012 10:51 AM
Date Last Visited	‎01-31-2024 12:13 AM
Posts	40
Total Helpful Votes Received	7

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Out of band management and VRF routing

Silent reload C3850

DHCP offer dropping at the switch

Leaking global connected route to vrf

Port channel between Catalyst 3850 VS and Nexus 9k vpc

Re: Silent reload C3850

Re: Silent reload C3850

Re: Silent reload C3850

Re: Silent reload C3850

Re: Silent reload C3850