Carrier-grade NAT (CGN or CGNAT), also known as large-scale NAT (LSN), is a type of network address translation (NAT) used by ISPs in IPv4 network design...

the 100.64.0.0/10 block of IPv4 addresses specifically for use in carrier-grade NAT scenarios. This address block should not be used on private networks...

In order to ensure proper working of carrier-grade NAT (CGN), and, by doing so, alleviating the demand for the last remaining IPv4 addresses, a /10 size...

use of a third party. This method does not work properly in case of Carrier-grade NAT with a lot of subscribers behind each IP addresses, as only a limited...

IPv6 over IPv4 UDP, thus working IPv6 tunneling over most NATs Carrier-grade NAT – NAT behind NAT within ISP. Gateway (telecommunications) – Connection between...

within the carrier network by leveraging the provider's own IPv6 rollout. In effect, MAP is an (almost) stateless alternative to Carrier-grade NAT and DS-Lite...

like 169.254.0.0/16 and fe80::/64 are part of it. Also addresses for Carrier-grade NAT, Teredo, and 6to4 and documentation prefixes fall into this category...

communications between a service provider and its subscribers when using a carrier-grade NAT 127.0.0.0/8 127.0.0.0–127.255.255.255 16777216 Host Used for loopback...

provided by the company. The IPv4 addresses given to clients are in the carrier-grade NAT reserved space. This was chosen to avoid interference with existing...

the packet to the ISP's carrier-grade NAT (CGN), which has a global IPv4 address. The original IPv4 packet is recovered and NAT is performed upon the IPv4...