H3C S7500 Series Ethernet Switches Operation Manual

Operation Manual – NAT, Netstream, Policy Routing
H3C S7500 Series Ethernet Switches Table of Contents
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Table of Contents
Chapter 1 NAT Configuration....................................................................................................... 1-1
1.1 NAT Overview.................................................................................................................... 1-1
1.2 NAT Features..................................................................................................................... 1-3
1.2.1 NAT and NAT Control ............................................................................................. 1-3
1.2.2 NAPT....................................................................................................................... 1-4
1.2.3 Easy IP.................................................................................................................... 1-5
1.2.4 Internal Server......................................................................................................... 1-5
1.2.5 Special Protocols Supported by NAT...................................................................... 1-5
1.3 Configuring NAT ................................................................................................................ 1-5
1.3.1 NAT Configuration Task List................................................................................... 1-5
1.3.2 Configuring a NAT Address Pool............................................................................ 1-6
1.3.3 Configuring NAT...................................................................................................... 1-6
1.3.4 Configuring Internal Server ..................................................................................... 1-8
1.3.5 Configuring Non-Standard Internal FTP Server.................................................... 1-10
1.3.6 Configuring NAT Blacklist ..................................................................................... 1-11
1.3.7 Configuring NAT Connection Aging Time............................................................. 1-12
1.3.8 Configuring NAT Security Logging........................................................................ 1-12
1.4 Displaying NAT Configuration.......................................................................................... 1-15
1.5 NAT Configuration Example ............................................................................................ 1-15
Chapter 2 Netstream Configuration............................................................................................. 2-1
2.1 Netstream Overview .......................................................................................................... 2-1
2.1.1 Introduction to Netstream........................................................................................ 2-1
2.1.2 Implementation of Netstream.................................................................................. 2-2
2.2 Configuring Netstream....................................................................................................... 2-2
2.2.1 Netstream Configuration Task List.......................................................................... 2-2
2.2.2 Enabling Netstream................................................................................................. 2-3
2.2.3 Entering Netstream Aggregation View.................................................................... 2-3
2.2.4 Enabling the Corresponding Aggregation Mode..................................................... 2-4
2.2.5 Configuring the Address Information for Netstream Export Packets ...................... 2-5
2.2.6 Configuring the Version and AS Option for Netstream Export Packets.................. 2-5
2.2.7 Configuring the DSCP Value for Netstream Export Packets .................................. 2-6
2.2.8 Configuring Netstream Entry Aging Time ............................................................... 2-6
2.2.9 Configuring the Ways to Update the Template for Version 9 Netstream Packets........ 2-7
2.3 Displaying Netstream Configuration.................................................................................. 2-8
2.4 Netstream Configuration Example..................................................................................... 2-8
Chapter 3 Policy Routing Configuration..................................................................................... 3-1
3.1 Overview............................................................................................................................ 3-1