I have 2 4 router, but there are 6 people online. The two routers can be linked up with it?

I have 2 4 router, but there are 6 people online.Routers, the two can even use it up?

Yes, one of the routers can be used as a switch with a twisted pair together can be of use to be one of the bridge will be able to even enter a second-class routers 192.168.0.1

in the WAN settings
choose not to PPPoE, fixed IP address of the selected

and then fill in:
IP address of the subnet mask
Gateway
ISP address
The main DNS server
secondary DNS server