Avaya G430 Manual page 46

Accessing the Branch Gateway
5. The client chooses a random number that is used to encrypt and decrypt the
6. This random number is sent to the Branch Gateway, after encryption based on the
7. When the Branch Gateway receives the encrypted random number, it decrypts it
Password authentication process
Before any data is transferred, the Branch Gateway requires the client to supply a username
and password. This authenticates the user on the client side to the Branch Gateway.
Enabling SSH on the Gateway
About this task
To execute the SSH protocol, first assign the hostname identification.
Procedure
1. Use the hostname command to assign hostname identification.
2. To enable SSH to be used, you must also configure the server host key.
3. Enter ip ssh to enable SSH authentication.
Disabling SSH on the Gateway
Procedure
1. Use the disconnect ssh command to disconnect an existing SSH session.
46 Administering Avaya G430 Branch Gateway
the public key. The client maintains a cache containing a list of fingerprints per
server IP address. If the information in this cache changes, the client notifies the
user.
information sent.
Branch Gateway's public key.
using the private key. This random number is now used with the 3DES-CBC
encryption method for all encryption and decryption of data. The public and private
keys are no longer used.
Use the crypto key generate dsa command to generate an SSH host key
pair.
SSH is enabled by default.
Comments? infodev@avaya.com
October 2013