ICMP:http://blog.csdn.net/tigerjibo/article/details/7356936

ARP:http://blog.csdn.net/tigerjibo/article/details/7351992

IP分片：http://www.vants.org/?post=106

TSO/GSO linux内核源码剖析 

udp：

http://modernrobber.blog.163.com/blog/static/214636320074305183395/

http://www.cnblogs.com/xyl-share-happy/archive/2012/09/16/2687564.html