Nortel 4134 用户指南
218
SSH2 configuration
Variable
Value
[passphrase
"<passphrase>"]
"<passphrase>"]
Specifies the passphrase to encrypt the key file. The
default is a null string. The passphrase variable
must be specified within double quotes.
This option should not be set when generating host
keys.
default is a null string. The passphrase variable
must be specified within double quotes.
This option should not be set when generating host
keys.
[bits <512-2048>]
Specifies the length of the key, in bits. The default
is 1024.
is 1024.
[comment "<comment
>"]
>"]
Specifies a string to identify the key. The comment
variable must be specified within double quotes.
The default is "user@hostname"
variable must be specified within double quotes.
The default is "user@hostname"
Encrypting a private key file
Encrypt a private key file. The private key used for secure shell server
should not be passphrase protected because you must be able to start the
secure shell server without manual intervention. This command can be
used to encrypt the private key with keys unique to the Router. The "no"
form of the command can be used to decrypt the file.
should not be passphrase protected because you must be able to start the
secure shell server without manual intervention. This command can be
used to encrypt the private key with keys unique to the Router. The "no"
form of the command can be used to decrypt the file.
Procedure steps
Step
Action
1
To enter configuration mode, enter:
configure terminal
2
To specify SSH2 key configuration, enter:
ssh_keygen
3
Encrypt the private key file, enter:
encrypt <private-key-filename>
—End—
Changing the passphrase used for encryption
Change the passphrase used to encrypt a key file.
Procedure steps
Step
Action
1
To enter configuration mode, enter:
configure terminal
2
To specify SSH2 key configuration, enter:
Nortel Secure Router 4134
Security — Configuration and Management
NN47263-600
01.02
Standard
10.0
3 August 2007
Copyright © 2007, Nortel Networks
.