Cisco Cisco ASR 5700
Context Configuration Mode Commands S-Z
▀ ssh
▄ Command Line Interface Reference, StarOS Release 17
2760
ssh
Generates public and private keys for use with the configured Secure Shell (SSH) server for the current context and sets
the public/private key pair to specified values.
the public/private key pair to specified values.
Product
All
Privilege
Security Administrator, Administrator
Mode
Exec > Global Configuration > Context Configuration
configure > context context_name
Entering the above command sequence results in the following prompt:
[context_name]host_name(config-ctx)#
Syntax
ssh { generate key | key data length octets } [ type { v1-rsa | v2-rsa | v2-dsa } ]
no ssh key [ type { v1-rsa | v2-rsa | v2-dsa } ]
no ssh key [ type { v1-rsa | v2-rsa | v2-dsa } ]
This command clears configured SSH keys. If type is not specified, all SSH keys are cleared.
generate key
Generates a public/private key pair which is to be used by the SSH server. The generated key pair is in use
until the command is issued again.
until the command is issued again.
key data length octets
Sets the public/private key pair to be used by the system where
data
is the encrypted key and
length
is the
length of the encrypted key in octets.
data
must be an alphanumeric string of 1 through 1023 characters and
octets
must be a value in the range of 0 through 65535.
[ type { v1-rsa | v2-rsa | v2-dsa } ]
Specifies the type of SSH key to generate. If type is not specified, all three key types are generated.
v1-rsa
: SSHv1 RSA host key only
v2-rsa
: SSHv2 DSA host key only
v2-dsa
: SSHv2 RSA host key only
Important:
For maximum security, it is recommended that only SSH v2 be used.
v2-rsa
is the recommended
key type.
Usage
Generate secure shell keys for use in public key authentication.