Juniper JUNOS OS 10.4 - FOR EX REV 1 Manual page 3228

Complete Software Guide for Junos
Configuration
CLI Quick
Configuration
Step-by-Step
Procedure
3124
®
OS for EX Series Ethernet Switches, Release 10.4
To configure DHCP option 82:
To quickly configure DHCP option 82, copy the following commands and paste them
into the switch terminal window:
set ethernet-switching-options secure-access-port vlan employee dhcp-option82
set ethernet-switching-options secure-access-port vlan employee dhcp-option82 circuit-id prefix
hostname
set ethernet-switching-options secure-access-port vlan employee dhcp-option82 circuit-id
use-vlan-id
set ethernet-switching-options secure-access-port vlan employee dhcp-option82 remote-id
set ethernet-switching-options secure-access-port vlan employee dhcp-option82 remote-id
prefix mac
set ethernet-switching-options secure-access-port vlan employee dhcp-option82 remote-id
use-string employee-switch1
set ethernet-switching-options secure-access-port vlan employee dhcp-option82 vendor-id
To configure DHCP option 82:
Specify DHCP option 82 for the
1.
[edit ethernet-switching-options secure-access-port]
user@switch# set vlan employee dhcp-option82
Configure a prefix for the circuit ID suboption (the prefix is always the hostname of
2.
the switch):
[edit ethernet-switching-options secure-access-port]
user@switch# set vlan employee dhcp-option82 circuit-id prefix hostname
Specify that the circuit ID suboption value contains the VLAN ID rather than the
3.
VLAN name (the default):
[edit ethernet-switching-options secure-access-port]
user@switch# set vlan employee dhcp-option82 circuit-id use-vlan-id
Specify that the remote ID suboption be included in the DHCP option 82 information:
4.
[edit ethernet-switching-options secure-access-port]
user@switch# set vlan employee dhcp-option82 remote-id
Configure a prefix for the remote ID suboption (here, the prefix is the MAC address
5.
of the switch):
[edit ethernet-switching-options secure-access-port]
user@switch# set vlan employee dhcp-option82 remote-id prefix mac
Specify that the remote ID suboption value contains a character string (here, the
6.
string is
employee-switch1
[edit ethernet-switching-options secure-access-port]
user@switch# set vlan employee dhcp-option82 remote-id use-string employee-switch1
Configure a vendor ID suboption value, and use the default value. To use the default
7.
value, do not type a character string after the
[edit ethernet-switching-options secure-access-port]
user@switch# set vlan employee dhcp-option82 vendor-id
employee VLAN:
):
vendor-id
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option keyword: