Terminology for NAT64

Terms

Term

Description

No-PAT

NAT64 Translates addresses but not port numbers and maps IPv6 addresses to IPv4 addresses. One IPv6 address is translated into one IPv4 address.

PAT

NAT64 Translates addresses and port numbers simultaneously and maps IPv6 addresses and port numbers to IPv4 addresses and port numbers. Multiple IPv6 addresses can be translated into one IPv4 address. The mappings are differentiated by port number.

Acronyms and Abbreviations

Acronym and Abbreviation

Full Name

NAT

network address translation

ALG

application layer gateway

DNS

domain name system

URL

uniform resource locator

BRAS

broadband remote access server

CGN

carrier grade NAT

CR

core router

TCP

Transmission Control Protocol

UDP

User Datagram Protocol

ICMP

Internet Control Message Protocol

ACL

access control list

FTP

File Transfer Protocol

HTTP

Hypertext Transport Protocol

Copyright © Huawei Technologies Co., Ltd.
Copyright © Huawei Technologies Co., Ltd.
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