User's Manual

33-3
4
．
Enable DHCP Snooping option82 function
Command
Explanation
Globe mode
ip dhcp snooping information enable
no ip dhcp snooping information
enable
Enable/disable DHCP Snooping
option 82
function.
5
．
Set the private packet version
Command
Explanation
Globe mode
ip user private packet version two
no ip user private packet version two
To configure/delete the private packet version.
6
．
Set DES encrypted key for private packets
Command
Explanation
Globe mode
enable trustview key 0/7 <password>
no enable trustview key
To configure/delete DES encrypted key for
private packets.
7
．
Set helper server address
Command
Explanation
Globe mode
ip user helper-address A.B.C.D
[port <udpport>] source <ipAddr>
(secondary|)
no ip user helper-address
(secondary|)
Set or delete helper server address.
8
．
Set trusted ports
Command
Explanation
Port mode
ip dhcp snooping trust
no ip dhcp snooping trust
Set or delete the DHCP snooping trust attributes
of ports.
9
．
Enable DHCP SNOOPING binding DOT1X function
Command
Explanation
Port mode
ip dhcp snooping binding dot1x
no ip dhcp snooping binding dot1x
Enable or disable the DHCP snooping binding
dot1x function.