Slajd PPT
Network Address Translation
- NAT does not provide a robust foundation for support of all IP protocols.
- NAT is inconsistent with end-to-end principles of the Internet architecture.
- NAT interferes with normal network routing operation by writing over the transport header
- Strictly abiding by layer 3 for routing decisions avoids unnecessary complexities and potential unreliability
- NAT precludes the use of strong security mechanisms
- Layer 4 awareness interferes with maintaining transaction integrity and traffic management for e-commerce and other dynamic Web applications