FRAME RELAY: 64k ~ 45M
1. Terminology:
   Access Rate
   DLCI 16 ~ 991
   LMI 	Cisco, Ansi, Q933a
   CIR
   Committed Burst
   Excess Burst
   FECN
   BECN
   DE
   PVC
   SVC
   inv arp

2. Configuration:
   encapsulation frame-relay [cisco | ietf] 
   bandwidth 64   (kbps)
   frame-relay lmi-type [ansi | cisco | q933a] (IOS 11.1 or earlier)
  # frame-relay map protocol protocol-address dlci [broadcast] 
   frame-relay map ip 10.16.0.2 110 broadcast

3. Subinterface: (split horizon issue)
   (config-if)# encapsulation frame-relay
   (config-if)# interface s0/0.1 {point-to-point | multipoint}
   (config-subif)#frame-relay interface-dlci 110

4. verification:
    sh interface s0/0
    Sh frame-relay lmi
    Sh frame-relay pvc 100
    Sh frame-relay map