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I think I have fallen victim to the CSCun66310 bug: Nexus 5596: System fails to boot after a power cycle The resolution posted is to run a certain script then upgrade to a certain stable image. But my question is; if I cant even get console access th...
I am interested in getting all of my Cisco routers and Switches (with IOS <= 12.2) to use Azure MFA for SSH login. I do not want to use ASA or ISE or anything else like that. I would like to just authenticate them against a RADIUS or TACACS+ server, ...
I am trying to connect an IOSvL2 switch to a unmanaged switch with two connections, to intentionally create a loop. VIRL will not allow this, as it throws the error;
Duplicate connection from node "iosvl2-5" to network(s) "unmanagedswitch-1": proble...
In a VIRL simulation I have two IOSvL2 switches connected together. Each switch has a VLAN 101 interface, and the ports they are connected to each other on are access ports. If I change the VLAN 101 to primary private, they lose the ability to connec...
Hello all,
I am trying to connect two switches together using two ports. Rather than using STP or something, I am trying to prevent looping by implementing private vlans; to isolate the ports from one another.
On Switch #1, I have created two priv...
Of course that's the proper route, but that is not an option in this case; there is no contract or warranty for this switch, hence my S.O.S. post to the community boards. Now back to the topic; Is there a way to manually flash the eeprom chip? I can...
I am also interested in getting all of my Cisco routers and Switches (with IOS <= 12.2) to use Azure MFA for SSH login. It seems that you have done this successfully.Does it require any extra configuration on the Cisco switch, other than authenticati...
Ths document says that you can:
https://www.cisco.com/c/en/us/support/docs/security-vpn/secure-shell-ssh/212178-Configuring-SSH-with-x509-authentication.html
also
Public Key Infrastructure Configuration Guide, Cisco IOS Release 15MT
Be careful. I ran into a timer issue today while trying to secure my OSPF implementation with MD5 auth.
https://learningnetwork.cisco.com/message/714297#714297
