3Com 10014298 manual Checking the Users that Log on the Switch by Proxy

	IEEE 802.1x 211
Table 220 Set Port Access Control Method
Operation	Command
Restore the default port access control	undo dot1x port-method [ interface
method	interface-list ]

By default, 802.1x authentication method on the port is MAC-based. That is, authentication is performed based on MAC addresses.

Checking the Users that Log on the Switch by Proxy

The following commands are used for checking the users that log on by proxy. Perform the following configurations in system view or Ethernet port view.

Table 221 Check the Users that Log on the Switch by Proxy

Operation	Command
Enable the check for access users by proxy	dot1x supp-proxy-check { logoff
	trap } [ interface interface-list
	]
Cancel the check for access users by proxy	undo dot1x supp-proxy-check {
	logoff trap } [ interface
	interface-list ]

Setting Number of Users on a Port

The following commands are used for setting the number of users allowed by 802.1x on a specified port. When no port is specified, all the ports accept the same number of users.

Perform the following configurations in system view or Ethernet port view.

Table 222 Set Maximum Number of Users by Specified Port

Operation	Command
Set maximum number of users by specified	dot1x max-user user-number [
port	interface interface-list ]
Restore the maximum number of users on the	undo dot1x max-user [ interface
port to the default value	interface-list ]

By default, 802.1x allows up to 1024 supplicants on each port for Switch 7750

Enabling DHCP to Launch Authentication

When the user runs DHCP and applies for dynamic IP addresses, use the following commands to set whether or not 802.1x will enable the Ethernet switch to launch the user ID authentication.

Perform the following configurations in system view.

Table 223 Set to Enable DHCP to Launch Authentication

Operation	Command
Enable DHCP to launch authentication	dot1x dhcp-launch
Disable DHCP to launch authentication	undo dot1x dhcp-launch