Cisco Cisco Packet Data Gateway (PDG) 故障排查指南

Cisco

▀ Contents

▄ Cisco ASR 5000 Series Network Address Translation Administration Guide

OL-22992-01

Configuring Many-to-One NAT IP Pools /NAT IP Pool Groups ................................................................. 41

Configuring Firewall-and-NAT Policies ........................................................................................................... 42

Configuring Action on NAT IP Address/Port Allocation Failure ..................................................................... 43

Configuring Action on Packets During NAT IP Allocation .............................................................................. 44

Configuring NAT TCP-2msl-timeout Setting ................................................................................................... 44

Configuring Action on TCP Idle Timeout ......................................................................................................... 44

Configuring Private IP NPU Flow Timeout Setting .......................................................................................... 45

Configuring Flow Recovery .............................................................................................................................. 45

Enabling NAT for APN/Subscribers ................................................................................................................. 45

Enabling NAT for APN ................................................................................................................................ 46

Enabling NAT for Subscribers ..................................................................................................................... 46

Configuring the Default Firewall-and-NAT Policy ........................................................................................... 47

Configuring NAT Application Level Gateways/Dynamic Pinholes ................................................................. 47

Creating Routing Ruledefs ........................................................................................................................... 47

Configuring Routing Ruledefs in Rulebase .................................................................................................. 48

Enabling NAT ALG ..................................................................................................................................... 48

Configuring EDR Format .................................................................................................................................. 49

Configuring UDR Format ................................................................................................................................. 49

Configuring NAT Binding Record Format ....................................................................................................... 50

Configuring Bulkstats Collection ...................................................................................................................... 51

Configuring NAT Thresholds............................................................................................................................ 52

Enabling Thresholds ..................................................................................................................................... 52

Configuring Threshold Poll Interval ............................................................................................................. 52

Configuring Thresholds Limits ..................................................................................................................... 53

Enabling SNMP Notifications ...................................................................................................................... 53

Backing Out of NAT ......................................................................................................................................... 53

Configuring NAT Backout for APN ............................................................................................................. 54

Configuring NAT Backout for Subscribers .................................................................................................. 54

Changing Firewall-and-NAT Policy in Mid-session ......................................................................................... 55

Verifying the Configuration ................................................................................................................................... 56

Saving the Configuration ....................................................................................................................................... 57

Gathering NAT Statistics ....................................................................................................................................... 58

Verifying and Saving Your Configuration ...................................................... 61

Verifying the Configuration ................................................................................................................................... 62

Feature Configuration ........................................................................................................................................ 62

Service Configuration ........................................................................................................................................ 63

Context Configuration ....................................................................................................................................... 64

System Configuration ........................................................................................................................................ 64

Finding Configuration Errors ............................................................................................................................ 64

Saving the Configuration ....................................................................................................................................... 66

Saving the Configuration on the Chassis ............................................................................................................... 67

Sample NAT Configuration .............................................................................. 69