About Petr Nyvlt

Petr Nyvlt · 08-03-2021

I have a stackwise pair of C9500-48Y4C switches. They are correctly registered to CSSM.The sofware is 16.12.4, network-advantage license appear to by active, but for unknown reason I cannot configure MKA policy in global config mode. SWITCH(config)#...

Petr Nyvlt · 09-18-2020

Customer want to make fast reload upgrade on stack of c9300-48UXM switches. Current version is 16.12.02, new version is 16.12.04. This is quite small upgrade. I have not found there is some ROMMON or FPGA microcode upgrade needed, but still this fast...

Petr Nyvlt · 02-07-2019

I have issue with Cat9k smart license. The switches was successfully registered to CSSM. After reload the license information dissapeared and the switches run again in evaluation mode. Smart Licensing Status ====================== Smart Licensi...

Petr Nyvlt · 04-09-2018

We use SNMP to get entries from DHCP snooping database on Cat3800 switches with IOS 03.06.06.cdsBindingsEntry OID 1.3.6.1.4.1.9.9.380.1.4.1.1 I upgraded switch to latest Denali (cat3k_caa-universalk9.16.03.06.SPA.bin) and thisOID is unreachable now. ...

Petr Nyvlt · 04-09-2018

Hello, I have an issue with router 4321. I set the "boot system" variable to load specific file on boot: Router#sh bootvar BOOT variable = bootflash:/isr4300-universalk9.03.16.06b.S.155-3.S6b-ext.SPA.bin,12; CONFIG_FILE variable does not exist BO...

Petr Nyvlt · 08-04-2023

I don't get it. My SampleT timestamp shows 5785795840. It's about 6.82 days. But the device uptime is 9 weeks, 3 days, 23 hours, 20 minutes. So how to translate the timestamp into some meaningful time?

Petr Nyvlt · 09-19-2020

Hi Scott,thank you very much for the clarification. I was confused by this "stacking" note in configuration guide.The fast software upgrade feature is supported on both stacking and standalone systems.https://www.cisco.com/c/en/us/td/docs/switches/la...

Petr Nyvlt · 04-22-2019

I solved that with new registration token and parameter "force" in the end of the linelicense smart register idtoken <idtoken> force

Petr Nyvlt · 05-02-2018

Changing the configuration register does not fix that. I made some tests and found out that this is ROMMON dependent behavior. For System Bootstrap, Version 16.2(2r) that comes with "clock issue fixed" routers 4321 the ROMMON tries to boot the s...

Petr Nyvlt · 04-09-2018

I guess the number 12 in the bootvar parameter is number of retries before it proceed to search for another image. Router#sh bootvar BOOT variable = bootflash:/isr4300-universalk9.03.16.06b.S.155-3.S6b-ext.SPA.bin,12; CONFIG_FILE variable does not ...

Member Since	‎01-08-2012 02:50 PM
Date Last Visited	‎11-28-2023 09:00 AM
Posts	23
Total Helpful Votes Received	45

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"mka policy" command not available on Cat9500

Catalyst 9300 fastreload upgrade not working

Smart license registration lost

CISCO-DHCP-SNOOPING-MIB unavailable in Denali/Everest/Fuji IOS

"boot the first valid file" not working

Re: What format is IP SLA History "SampleT"

Re: Catalyst 9300 fastreload upgrade not working

Re: Smart license registration lost

Re: "boot the first valid file" not working

Re: "boot the first valid file" not working