Questions tagged [ssh]

Secure Shell or SSH is a network protocol that allows secure communication. For most it is a preferred alternative to Telnet when available. SSH can use automatically or manually generated keys for authentication.

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4
votes
3answers
3k views

How to install SSL key and certificate on SG 300-10 (and SSH functionality)

How to install our own SSL key and certificate on a SG-300-10 switch? The manual simply doesn't seem to bear much resemblance to what's available in the web interface. According to the manual, one ...
16
votes
3answers
10k views

Backing up Cisco router configuration - including ssh keys

We have some Cisco 2821, 2921 and 1921 routers in our shop. I can back up and restore the configurations by copying out or in the startup-config file, but what about the keys for ssh? I don't want ...
14
votes
3answers
16k views

how to block ssh tunneling traffic?

if someone were to set up an ssh tunnel to/from work or home, is there a way to prevent future SSH tunneling traffic? I understand that websense can block traffic, but users who use ssh tunneling can ...
3
votes
2answers
3k views

How do I set up secure remote access to my home lab network?

My current setup is the following: ATT ISP ---- ATT wireless router ---- cisco 890 wireless router My cisco 890 is for internet and remote VPN access from home to my company, however, I don't have ...
11
votes
1answer
5k views

Cisco IOS built-in SSH client default version

You issue the command ssh 192.168.97.97 from a IOS device and the destination IOS router/switch SSH server is accepting both SSH versions. Being that you did not specify a version to use on the SSH ...
5
votes
2answers
8k views

Why do I get a timeout when I connect via ssh to a Cisco ASA, even though management and ACLs are configured?

I set up a Cisco ASA 5505 8.4(3), and specified ssh version 2 enabled ssh access to the WAN interface via ssh <my network> <mask> <WAN interface> allowed ssh from my network via an ...

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