A METHOD FOR REALIZING THE NETWORK SECURITY BY PARTITIONING THE TTL

摘要

A method for realizing the network security by segmenting the TTL (time to live), includes: assigning the different TTL segments to the wholesale service provider network, the lower service provider network and the user network in the service provider network-building; realizing the TTL Partition Security Mechanism (TPSM) in the wholesale service provider network and the lower service provider network simultaneously using the assigned TTL segments. And a system for realizing the network security by segmenting the TTL is provided, in the condition of the service provider CsC network-building, TPSM is realized simultaneously in the wholesale service provider network and the lower service provider network.