Huawei Quidway S3900 Series Operation Manual page 575

Operation Manual - DHCP
Quidway S3900 Series Ethernet Switches-Release 1510
Chapter 1 DHCP Overview............................................................................................................ 1-1
1.1 Introduction to DHCP......................................................................................................... 1-1
1.2 DHCP IP Address Assignment .......................................................................................... 1-1
1.2.1 IP Address Assignment Policy ................................................................................ 1-1
1.2.2 Obtaining IP Addresses Dynamically...................................................................... 1-2
1.2.3 Updating IP Address Lease .................................................................................... 1-2
1.3 DHCP Packet Format ........................................................................................................ 1-3
1.4 DHCP Packet Processing Modes ...................................................................................... 1-4
1.5 Protocol Specification ........................................................................................................ 1-4
Chapter 2 DHCP Server Configuration........................................................................................ 2-1
2.1 Introduction to DHCP Server ............................................................................................. 2-1
2.1.1 Usage of DHCP Server ........................................................................................... 2-1
2.1.2 IRF Support ............................................................................................................. 2-1
2.1.3 DHCP Address Pool................................................................................................ 2-2
2.1.4 DHCP IP Address Preferences ............................................................................... 2-3
2.2 Global Address Pool-Based DHCP Server Configuration ................................................. 2-4
2.2.1 Configuration Overview........................................................................................... 2-4
2.2.2 Enabling DHCP ....................................................................................................... 2-5
2.2.3 Configuring Global Address Pool Mode on Interface(s).......................................... 2-6
2.2.4 Configuring How to Assign IP Addresses in a Global Address Pool ...................... 2-6
2.2.5 Configuring DNS Services for the DHCP Server .................................................. 2-10
2.2.6 Configuring NetBIOS Services for the DHCP Server............................................ 2-11
2.2.7 Customizing DHCP Service .................................................................................. 2-12
2.2.8 Configuring Gateway Addresses for DHCP Clients .............................................. 2-12
2.2.9 Configuring Connection Between a DHCP Global Address Pool and a BIMS Server 2-13
2.3 Interface Address Pool-based DHCP Server Configuration ................................................ 2-14
2.3.1 Configuration Overview......................................................................................... 2-14
2.3.2 Enabling DHCP ..................................................................................................... 2-15
2.3.3 Configuring to Assign the IP Addresses of Interface Address Pools to DHCP Clients2-16
2.3.4 Configuring to Assign IP Addresses of DHCP Address Pools to DHCP Clients .. 2-17
2.3.5 Configuring DNS Services for the DHCP Server .................................................. 2-19
2.3.6 Configuring NetBIOS Services for DHCP Clients ................................................. 2-20
2.3.7 Customizing DHCP Service .................................................................................. 2-22
2.3.8 Configure Connection Between the DHCP Interface Address Pool and the BIMS
Server............................................................................................................................. 2-23
2.4 DHCP Security Configuration .......................................................................................... 2-23
2.4.1 Prerequisites ......................................................................................................... 2-23
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