3com WX3000 Manuel D’Utilisation
i
Table of Contents
1 DHCP Overview··········································································································································1-1
Introduction to DHCP ······························································································································1-1
DHCP IP Address Assignment ···············································································································1-1
IP Address Assignment Policy ········································································································1-1
Obtaining IP Addresses Dynamically ······························································································1-2
Updating IP Address Lease·············································································································1-3
DHCP Packet Format······························································································································1-3
Protocols and Standards·························································································································1-4
2 DHCP Relay Agent Configuration ············································································································2-1
Introduction to DHCP Relay Agent ·········································································································2-1
Usage of DHCP Relay Agent ··········································································································2-1
Configuring the DHCP Relay Agent········································································································2-4
DHCP Relay Agent Configuration Example····························································································2-8
3 DHCP Snooping Configuration ················································································································3-1
DHCP Snooping Overview······················································································································3-1
Function of DHCP Snooping ···········································································································3-1
Overview of IP Filtering ···················································································································3-4
DHCP Snooping Configuration ···············································································································3-5
Configuring DHCP Snooping···········································································································3-5
Configuring IP Filtering ····················································································································3-9
DHCP Snooping Configuration Example ······························································································3-10
IP Filtering Configuration Example································································································3-11
4 DHCP/BOOTP Client Configuration ·········································································································4-1
Introduction to DHCP Client ····················································································································4-1
Introduction to BOOTP Client ·················································································································4-1
Configuring a DHCP/BOOTP Client········································································································4-1
DHCP Client Configuration Example ······································································································4-2