Win7 System double network card simultaneously connect inside and outside network occurrence gateway conflict how to do

　　The specific solution is as follows:

1, the external network card to the normal configuration. Then configure the intranet network card, pay attention to the intranet default gateway blank;

2, Route print, confirm 0.0.0.0 from the outside network gateway;

If the current default is not an extranet gateway, the administrator to start cmd, first route delete 0.0.0.0,

Then route add 0.0.0.0 mask 0.0.0.0 zzz.zzz.zzz.zzz (outer gateway).

3, Route add-p 192.168.100.0 Mask 255.255.255.0 if 14 of which 14 is the intranet number, can be seen from the 192.168.100.1 print. -P Indicates the addition of a static route, which is not lost after restarting.