How to enable SSH and Telnet On Cisco ASA 5505

Note: These protocols are not enabled by default on Cisco router (ASA)

First: Generate the RSA key pairs (not required for telnet)
– Secondly: Designate the permitted host and network and
– Thirdly assign the password.

Note: Telnet does not require to generate the RSA key and it is not secure.

ASA(Config)# telnet inside
ASA(Config)#passwd 2344
ASA(Config)#telnet timeout 00

For SSH: Below are the configuration steps

ASA(Config)# crypto key generate rsa modulus 1024
ASA(Config)#ssh inside
Note: you can specify and individual node.
ASA(Config)#passwd 1234

Note: you can configure and enable these feature via Cisco ASDM


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