[ns] how to make change in protocol

hello all,how can i make change in DSR protocol for cache stale route  problem. help me.

[ns] How to build new test file using external lib

Hi,all: I am a fresh man using ns3. For i can't open google group page in china to get help, is there anyone who can kindly answer my question as email below or forward it to the ns3 google group mail list. Thank you so much! --