Dhcp Client Dscp - H3C IE4300 Command Reference Manual

Use
undo dhcp client dad enable
Syntax
dhcp client dad enable
undo dhcp client dad enable
Default
Duplicate address detection is enabled.
Views
System view
Predefined user roles
network-admin
Usage guidelines
DHCP client detects IP address conflict through ARP packets. An attacker can act as the IP address
owner to send an ARP reply. This makes the client unable to use the IP address assigned by the
server. As a best practice, disable duplicate address detection when ARP attacks exist on the
network.
Examples
# Disable the duplicate address.
<Sysname> system-view
[Sysname] undo dhcp client dad enable

dhcp client dscp

Use
dhcp client dscp
Use
undo dhcp client dscp
Syntax
dhcp client dscp dscp-value
undo dhcp client dscp
Default
The DSCP value is 56 in DHCP packets sent by the DHCP client.
Views
System view
Predefined user roles
network-admin
Parameters
dscp-value
Usage guidelines
The DSCP value of a packet specifies the priority level of the packet and affects the transmission
priority of the packet. A bigger DSCP value represents a higher priority.
Examples
# Set the DSCP value to 30 for DHCP packets sent by the DHCP client.
<Sysname> system-view
to set the DSCP value for DHCP packets sent by the DHCP client.
: Sets the DSCP value for DHCP packets, in the range of 0 to 63.
to disable duplicate address detection.
to restore the default.
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