About johnlloyd_13

johnlloyd_13 · 10-28-2025

hi,i encountered a strange issue with my ASA primary FW. i can't login via TACACS+ on the primary but i can login fine to the secondary ASA. ping to ISE/TACACS+ server from both primary and secondary ASA are fine. i'm only able to login to primary AS...

johnlloyd_13 · 09-18-2025

hi,our cisco nexus switch got flagged for using a "weak" SSH key.previous admin probably forgot to generate the "proper" SSH/RSA 2048 bit key.can i do this remotely change this on the fly? meaning, i generate a new SSH/RSA 2048 bit key without losing...

johnlloyd_13 · 08-31-2025

hi,i plan to replace our CSR1000v with 8000v and would like to ask:1.is the DNA license a "required" or bundled order?i just need to run the 8000v as route reflector. do i go with "routing essentials" or "DNA essentials"?https://www.cisco.com/c/m/en_...

johnlloyd_13 · 06-25-2025

hi,i'm trying to configure a global ACL and reuse the same object group in a single ACL line.i got a warning saying 'config is redundant' but when i checked, it was accepted.my question is, can i ignore the warning and my ACL would still work? i don'...

johnlloyd_13 · 05-21-2025

hi,i need to configure a nexus switch to SPAN a port-channel interface on a certain VLAN.port-channel6 is a dot1q trunk to a FW.can someone confirm that i will only see traffic coming from port-channel6 and "filtered" to VLAN 10 only?NEXUS# show moni...

johnlloyd_13 · 01-01-2026

hi,can you use ASDM instead? it's easier and more convenient.see helpful link:https://ccnpsecuritywannabe.blogspot.com/2020/05/file-transfer-between-local-pc-and.html

johnlloyd_13 · 11-27-2025

hi leo,does the C9300-NM-8X module can support GLC-LH-SMD 1gig fibre?

johnlloyd_13 · 11-25-2025

hi,i'm trying to register a new 8000 router via CSLU. is the "ip http client source-interface" necessary for the smart license server to work?does it really use HTTP which is in clear text or is it just the command syntax?i'm just worried traffic mig...

johnlloyd_13 · 11-12-2025

hi,thanks for this! ran into the same problem.the normal 'crypto key generate rsa modulus 2048' didn't work.i was able to SSH again after using the 'label' and 'keypair-name' commands.

johnlloyd_13 · 10-29-2025

hi,yes, you can configure the router as a temporary TFTP server.i'd suggest do the file transfer during non peak hour so there's no WAN BW congestion. see helpful link for the setup that i did:https://wannabelab.blogspot.com/2014/04/using-cisco-route...

Member Since	‎12-02-2007 03:31 AM
Date Last Visited	‎01-04-2026 05:06 AM
Posts	3,800
Total Helpful Votes Received	1505

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ASA Primary TACACS+ not working

Change SSH Key in Cisco Nexus Switch

Deploy Cisco 8000v

Reuse Object Group in a single ACL line

Nexus Switch SPAN

Re: Copy files to and from ASA

Re: Cisco C9300-NM-8X Module C9300-48P ports Limitation/Oversubscript

Re: Communications failure with the Cisco Smart License Utility (CSLU)

Re: I know this is an old post

Re: Update IOS