3. Configure frame-relay
3.1 Configure FR Switch as a Frame Relay switch and create a PVC between R1 and R2
FR-Switch(config)# frame-relay switching
FR-Switch(config)# interface serial 0/0/0
FR-Switch(config)# clock rate 64000
FR-Switch(config-if)# encapsulation frame-relay
FR-Switch(config-if)# frame-relay intf-type dce
FR-Switch(config-if)# frame-relay route 102 interface serial 0/0/1 201
FR-Switch(config-if)# interface serial 0/0/1
FR-Switch(config-if)# clock rate 64000
FR-Switch(config-if)# encapsulation frame-relay
FR-Switch(config-if)# frame-relay intf-type dce
FR-Switch(config-if)# frame-relay route 201 interface serial 0/0/0 102
FR-Switch(config-if)# no shutdown

FR-Switch# show frame-relay pvc
FR-Switch# show frame-relay route

R1(config)# interface serial 0/0/1
R1(config-if)# encapsulation frame-relay
R1(config-if)# no frame-relay inverse-arp
R1(config-if)# frame-relay map ip 10.1.1.2 102 broadcast
R1(config-if)# no shutdown


R2(config)# interface serial 0/0/0
R2(config-if)# encapsulation frame-relay
R2(config-if)# no frame-relay inverse-arp
R2(config-if)# frame-relay map ip 10.1.1.1 201 broadcast
R1(config-if)# no shutdown