Figure 5-31 Dhcp Snooping/Option82 Configuration Instance Topology - Zte ZXR10 2900E series Configuration Manual

zte(cfg)#
<0-8191>
show dhcp snooping quota [<1-8191>] (all configuration modes)
zte(cfg)#
zte(cfg)#
zte(cfg)#
zte(cfg)#
zte(cfg)#
Configuring DHCP snooping/Option82
l Configuration Description
The PC can get its IP address from the specified DHCP server and prevent other
illegal DHCP servers from affecting hosts in the network. See

Figure 5-31 DHCP Snooping/Option82 Configuration Instance Topology

l
Configuration Procedure
zte(cfg)#set dhcp snooping-and-option82 enable
zte(cfg)#set dhcp snooping add port 49,50
zte(cfg)#set dhcp port 49 client
zte(cfg)#set dhcp port 50 server
SJ-20130731155059-002|2013-11-27 (R1.0)
set dhcp snooping vlan <vlanlist> port <1-28> quota
set dhcp relay vlan <vlanlist>{enable | disable}
set dhcp relay server ip <A.B.C.D>
set dhcp relay server mode {ipport | vc-class id}
set dhcp relay server retry <5-1000>
set dhcp hop <1-16>
Chapter 5 Service Configuration
5-99
ZTE Proprietary and Confidential
Sets the quota of a DHCP binding
table based on a VLAN and port.
The value 0 means that the quota
is not limited.
Displays configuration related to
a DHCP quota.
Enables the DHCP relay function
for a VLAN.
Sets the address of the global
DHCP relay server.
Sets the mode of selecting a
server for the DHCP relay. If a
vc-class ID is configured, vc-class
mode is preferred.
Sets the number of times that
the DHCP relay retries to send a
packet. Default: 10.
Sets the hop limit of the DHCP
relay.
Figure 5-31.