system
 hostname M1122
eth
 ip address 192.168.1.254 255.255.255.0
vcc1
 pvc 0 100 ppp-vc
 ppp authentication pap
 ppp username 
 ppp password 
 ip address 0.0.0.0 0.0.0.0
 ip napt
 ip admin-disabled
vcc2
vcc3
vcc4
vcc5
vcc6
vcc7
vcc8
vbridge
mngtvcc
common
 ip route 0.0.0.0 0.0.0.0 0.0.0.0 vcc1