1.当2600安装WIC-1ADSL模块后的配置： vpdn enable no vpdn logging vpdn-group pppoe request-dialin interface Ethernet0 ip address 192.168.0.1 255.255.255.0 ip nat inside interface ATM0 no ip address no atm ilmi-keepalive bundle-enable dsl operating-mode auto hold-queue 224 in interface ATM0.1 point-to-point pvc