BIG-IP CGNAT: Implementations

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Manual : BIG-IP CGNAT: Implementations

Applies To:

Show Versions

Show Versions

BIG-IP LTM

15.0.1, 15.0.0, 14.1.3, 14.1.2, 14.1.0

Original Publication Date: 05/20/2019
Updated Date: 06/17/2025

Deploying a Carrier Grade NAT

Overview: The carrier-grade NAT (CGNAT) module

Using NAT64 to Map IPv6 Addresses to IPv4 Destinations

Overview: NAT64

Using NAT44 to Translate IPv4 Addresses

Overview: NAT44

Using DS-Lite with CGNAT

Overview: DS-Lite Configuration on BIG-IP systems

Using CGNAT Translation Modes

Overview: Using NAPT address translation mode

Overview: Using PBA mode to reduce CGNAT logging

Overview: Deterministic address translation mode

Overview: The DNAT utility

Overview: PCP client address translation

Using ALG Profiles

Overview: Using the FTP ALG Profile to Transfer Files

Overview: Using the TFTP ALG profile to transfer files

Overview: Using the SIP MRF ALG Profile

Overview: Using the RTSP ALG Profile to Stream Media

Overview: Using the PPTP ALG profile to create a VPN tunnel

Overview: Configuring IPsec ALG with IKE

Overview: Configuring IPsec ALG with manual keys

Enabling FTPS on the FTP ALG Profile

Overview: Enabling FTPS on the FTP ALG profile

Using CGNAT Logging and Subscriber Traceability

Overview: Configuring local logging for CGNAT

Overview: Configuring remote high-speed logging for CGNAT

Overview: Configuring IPFIX logging for CGNAT

CGNAT Log Format Reference

Deploying Stateless Network Address Translation

Overview: 6rd configuration on BIG-IP systems

Task summary for 6rd network configuration

Overview: MAP configuration on BIG-IP systems

About Mapping of Address and Port (MAP)

Task summary for configuring Mapping of Address and Port with Translation (MAP-T)

Task summary for configuring the BIG-IP system as a BR device for a MAP domain

Overview: Lightweight 4over6 Configuration on BIG-IP systems

An example lw4o6 table

Task summary for using lw4o6 with CGNAT

IPFIX Templates for CGNAT Events

Overview: IPFIX logging templates

IPFIX information elements for CGNAT events

Individual IPFIX templates for each event

Viewing CGNAT Statistics

Overview: Viewing CGNAT statistics