mac

Commands for DHCP Snooping
358
option 82 and etc.
31.4 debug ip dhcp snooping packet interface
Command: debug ip dhcp snooping packet interface {[ethernet] <InterfaceName>}
no debug ip dhcp snooping packet {[ethernet] <InterfaceName>}
Function: This command is used to enable the DHCP SNOOPING debug switch to
debug the information that DHCP SNOOPING is receiving a packet.
Parameters: <InterfaceName>: Interface name.
Command Mode: Admin Mode.
Usage Guide: The information that DHCP Snooping is receiving messages from a
specific port.
31.5 debug ip dhcp snooping update
Command: debug ip dhcp snooping update
no debug ip dhcp snooping update
Function: This command is use to enable the DHCP snooping debug switch to debug
the communication information between DHCP snooping and helper server.
Command Mode: Admin Mode.
Usage Guide: Debug the information of communication messages received and sent by
DHCP snooping and helper server.
31.6 enable trustview key
Command: enable trustview key {0 | 7} <password>
no enable trustview key
Function: To configure DES encrypted key for private packets, this command is also the
switch for the private packets encrypt and hash function enabled or not.
Parameter: <password> is character string length less than 16, which use as encrypted
key. 0 for un-encrypted text for the password, while 7 for encrypted.
Command Mode: Global Mode.
Default: Disabled.
Usage Guide: The switch communicates with the TrustView management system
through private protocols. By default these packets are not encrypted. In order to prevent
spoofing, it can be configured to encrypt these packets. And at the same time, the same
password should be configured on TrustView server.