3com S7906E Installationsanweisungen
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Table of Contents
1 DHCP Overview··········································································································································1-1
Introduction to DHCP ······························································································································1-1
DHCP Address Allocation ·······················································································································1-2
Allocation Mechanisms····················································································································1-2
IP Address Lease Extension ···········································································································1-3
DHCP Message Format ··························································································································1-3
DHCP Options·········································································································································1-4
DHCP Options Overview ·················································································································1-4
Introduction to DHCP Options ·········································································································1-4
Self-Defined Options ·······················································································································1-5
Protocols and Standards·························································································································1-8
2 DHCP Server Configuration······················································································································2-1
Introduction to DHCP Server ··················································································································2-1
Application Environment··················································································································2-1
DHCP Address Pool ························································································································2-2
IP Address Allocation Sequence ·····································································································2-3
DHCP Server Configuration Task List ····································································································2-3
Configuration Task List····················································································································2-4
Creating a DHCP Address Pool ······································································································2-4
Configuring DNS Servers for the Client···························································································2-8
Configuring Gateways for the Client································································································2-9
Enabling DHCP ·····································································································································2-12
Enabling the DHCP Server on an Interface ··························································································2-12
Configuration Prerequisites ···········································································································2-14
Configuring the Handling Mode for Option 82 ······················································································2-15
Displaying and Maintaining the DHCP Server ······················································································2-15
DHCP Server Configuration Examples ·································································································2-16