The example shows the interface virtual-framerelay command being used on the subscriber unit to create the virtual Frame Relay interface. The frame-relay over radio command is used to link the interface to a specific MAC address, after the interface has been created.
interface virtual-framerelay1
ip address 11.6.24.21 255.255.0.0
frame-relay over Radio1/0 0030.80ac.a054
!
interface virtual-framerelay
1.1 point-to-point
ip address 192.168.0.0 255.255.255.0
no cdp enable
frame-relay interface-dlci 100
!
interface virtual-framerelay
1.2 multipoint
ip address 192.168.1.1 255.255.255.0
frame-relay map ip 192.168.1.0 200
!
interface radio1/0 point-to-multipoint
ip address docsis
no ip route-cache
no ip dvmrp auto-summary
no ip mroute-cache
docsis boot admin 2
docsis boot oper 5
docsis upstream channel 1 only
docsis mac-timer t2 180000
no docsis compliant bridge
radio cable-loss 1 2 1
no cdp enable
show interface virtual-frameRelay1
Virtual-FrameRelay1 is up, line protocol is up
Hardware is Virtual Frame Relay interface
MTU 1488 bytes, BW 100000 Kbit, DLY 100000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation FRAME-RELAY, loopback not set
Keepalive set (10 sec)
LMI enq sent 1579, LMI stat recvd 1224, LMI upd recvd 0, DTE LMI up
LMI enq recvd 0, LMI stat sent 0, LMI upd sent 0
LMI DLCI 1023 LMI type is CISCO frame relay DTE
Broadcast queue 0/64, broadcasts sent/dropped 0/0, interface broadcasts 0
Last input 00:00:08, output never, output hang never
Last clearing of "show interface" counters 4d03h
Queueing strategy:fifo
Output queue 0/40, 0 drops; input queue 0/75, 0 drops
3 minutes, 30 seconds input rate 0 bits/sec, 0 packets/sec
3 minutes, 30 seconds output rate 0 bits/sec, 0 packets/sec
1984 packets input, 395391 bytes, 0 no buffer
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
2474 packets output, 875444 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions