127
# Configure DHCP relay.
[Switch] dhcp enable
[Switch] dhcp relay client-information record
[Switch] interface vlan-interface 100
[Switch–Vlan-interface100] ip address 20.20.20.1 255.255.255.0
[Switch–Vlan-interface100] ip address 10.0.0.1 255.255.255.0 sub
[Switch-Vlan-interface100] dhcp select relay
[Switch-Vlan-interface100] dhcp relay server-address 192.168.0.112
# Enable authorized ARP.
[Switch-Vlan-interface100] arp authorized enable
[Switch-Vlan-interface100] quit
5. Configure portal authentication:
# Configure a portal authentication server.
[Switch] portal server newpt
[Switch-portal-server-newpt] ip 192.168.0.111 key simple portal
[Switch-portal-server-newpt] port 50100
[Switch-portal-server-newpt] quit
# Configure a portal Web server.
[Switch] portal web-server newpt
[Switch-portal-websvr-newpt] url http://192.168.0.111:8080/portal
[Switch-portal-websvr-newpt] quit
# Enable re-DHCP portal authentication on VLAN-interface 100.
[Switch] interface vlan-interface 100
[Switch–Vlan-interface100] portal enable method redhcp
# Reference the portal Web server newpt on VLAN-interface 100.
[Switch–Vlan-interface100] portal apply web-server newpt
# Configure the BAS-IP as 20.20.20.1 for portal packets sent from VLAN-interface 100 to the
portal authentication server.
[Switch–Vlan-interface100] portal bas-ip 20.20.20.1
[Switch–Vlan-interface100] quit
Verifying the configuration
Verify that the portal configuration has taken effect.
[Switch] display portal interface vlan-interface 100
Portal information of Vlan-interface100
IPv4:
Portal status: Enabled
Authentication type: Redhcp
Portal Web server: newpt
Authentication domain: Not configured
Bas-ip: 20.20.20.1
User Detection: Not configured
Action for server detection:
Server type Server name Action
-- -- --
Layer3 source network:
IP address Mask
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