Usage@Windows:
1.Use your network adapter work with the emulator dynamips -p
0:C7200-IO-FE:gen_eth:"\\Device\\NPF_{40371D28-B992-495E-AD5C-C3ED05DCB000}" image.bin
You can find the info ""\\Device\\..." in Ethereal( or "dynamips
-e"),also you can capture the IP packet which come from the emulator.So you can use it combine with network device or Zebra
2.Three emulator interlinkage R1 $ dynamips -p 0:C7200-IO-FE:udp:10001:127.0.0.1:10002 image.bin
R2 $ dynamips -p 0:C7200-IO-FE:udp:10002:127.0.0.1:10001 -p
1A-FE-TX:udp:10003:127.0.0.1:10004 image.bin
R3 $ dynamips -p 0:C7200-IO-FE:udp:10004:127.0.0.1:10003 image.bin