Frame Relay WAN Link with PPP Backup Sample Configuration
XSR(config)#interface serial 1/0.2 multipoint
+Configures FR port: Serial card in slot 1, port 0,
+Adds another FR map class
+Adds PVC #16 and acquires DLCI 16
+Assigns the specified map class to DLCI 16
+Configures the IP address of DLCI 16
+Enables DLCI 16 interface
Apply QoS
+Adds a FR map class and acquires FR Map Class mode
+Sets this map class’ CIR rate at 48000 bits per second
+Sets this map class’ committed burst size to 4000 bits
+Sets this map class’ excess burst size to 3000 bits
+Enables BECN (traffic shaping) for this map class
+Attaches this policy to the map class
+Adds another FR map class and acquires Frame Relay Map Class mode
+Sets this map class’ CIR rate at 30,000 bits per second
+Sets this map class’ committed burst size to 5000 bits
+Sets this map class’ excess burst size to 3000 bits
+Enables BECN (traffic shaping) for this map class
+Attaches this policy to the map class
+Adds another Frame Relay map class and acquires Frame Relay Map Class mode
+Sets this map class’ CIR rate at 50,000 bits per second
+Sets this map class’ committed burst size to 4000 bits
+Sets this map class’ excess burst size to 1000 bits
+Enables BECN (traffic shaping) for this map class
+Attaches this policy to the map class