Juniper JUNOSE 11.1.X - BROADBAND ACCESS CONFIGURATION GUIDE 6-4-2010 Configuration Manual page 528

JUNOSe 11.1.x Broadband Access Configuration Guide
NOTE: The nondomain portion of a constructed username must contain at least one
character. Otherwise, the DHCP local server rejects the DHCP client without
performing the AAA authentication request.
When using authentication, AAA accepts the DHCP client as a subscriber this enables
you to use show commands to monitor configuration information and statistics about
the client. You can also use the logout subscriber command to manage subscribers.
To configure AAA-based authentication for DHCP local server standalone mode
clients:
CAUTION: Configuring authentication on the DHCP local server requires that you
first disable the DHCP local server for standalone mode. Doing so removes your
entire DHCP local server configuration. Therefore, if you want to configure
authentication, do so before you have otherwise configured the DHCP local server.
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Configuring AAA Authentication for DHCP Local Server Standalone Mode
Disable the DHCP local server for standalone mode.
host1(config)#no service dhcp-local standalone
Enable AAA-based authentication for DHCP local server standalone mode clients.
host1(config)#service dhcp-local standalone authenticate
Specify the password. that authenticates a locally configured DHCP standalone
mode client. In DHCP standalone mode, the password is presented to AAA in
an authentication request.
host1(config)#ip dhcp-local auth password to4tooL8
Specify the domain for a username that is locally configured for a DHCP
standalone mode client. The locally configured username is presented to AAA
in an authentication request.
host1(config)#ip dhcp-local auth domain ISP1.com
Specify the user-prefix for a username that is locally configured for a DHCP
standalone mode client. The locally configured username is presented to AAA
in an authentication request.
host1(config)#ip dhcp-local auth user-prefix ERX4-Boston
Include optional information as part of the locally configured username for a
DHCP standalone mode client. The optional information becomes part of the
AAA subscriber record, and is then used to determine the IP address pool from
which to assign the address for the DHCP client.
Use the following keywords to include specific information: