interface $interface

 no shut

 ppp ipcp dns request

 dialer in-band

dialer idle-timeout 120 

 dialer string gsm

 dialer-group $dialerGroupTag

 ip address negotiated

 async mode interactive

 ip nat outside

 exit



line $lineTag

 script dialer gsm

 modem InOut

 transport input all

 exit



dialer-list $dialerGroupTag protocol ip permit

ip route 0.0.0.0 0.0.0.0 Cellular$cellular_LineTag 1



ip nat inside source list 198 interface $interface  overload

access-list 198 permit ip any any