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NAT

vishalpatil86
Level 1
Level 1

Hi,

I am stuck with some NAT concepts -

inside local address

inside global address

outside local address

outside global address

Can anyone explain these terms with the help of example?

2 Replies 2

ashok_boin
Level 5
Level 5

Hi Vishal,

This is the excellent link from Cisco explaining the differences.

http://www.cisco.com/en/US/tech/tk648/tk361/technologies_tech_note09186a0080094837.shtml

Regards...

-Ashok.


With best regards...
Ashok

Hi Vishal,


The inside local address is a configured IP address that is assigned to a host on the inside network. Addresses may be globally unique (not requiring translation), allocated from the private address space.


The inside global address is the "translated" IP address of an inside host as seen by an outside host and network. Addresses may be allocated from a globally unique address space (often provided by the ISP, if the inside address is connected to the global Internet).

The outside local address is the "translated" IP address of an outside host as it appears to the inside network. Addresses may be globally unique (not requiring translation), allocated from the private address space.


Finally the outside global address is the configured, publicly routable IP address assigned to a host on the outside network


Please click on the correct answer on all posts if they answered your question.
Regards,
Naidu.