hostname FRSW
frame-relay switching
interface Serial0/0/0
 no ip address
 encapsulation frame-relay
 clock rate 64000
 frame-relay intf-type dce
 frame-relay route 102 interface Serial0/0/1 201
 frame-relay route 103 interface Serial0/1/0 301
 frame-relay route 104 interface Serial0/1/1 401
!
interface Serial0/0/1
 no ip address
 encapsulation frame-relay
 clock rate 64000
 frame-relay intf-type dce
 frame-relay route 201 interface Serial0/0/0 102
 frame-relay route 203 interface Serial0/1/0 302
 frame-relay route 204 interface Serial0/1/1 402
!         
interface Serial0/1/0
 no ip address
 encapsulation frame-relay
 clock rate 64000
 frame-relay intf-type dce
 frame-relay route 301 interface Serial0/0/0 103
 frame-relay route 302 interface Serial0/0/1 203
 frame-relay route 304 interface Serial0/1/1 403
!         
interface Serial0/1/1
 no ip address
 encapsulation frame-relay
 clock rate 64000
 frame-relay intf-type dce
 frame-relay route 401 interface Serial0/0/0 104
 frame-relay route 402 interface Serial0/0/1 204
 frame-relay route 403 interface Serial0/1/0 304
!
line con 0
 logg sync