单项选择题
A.ip host-route
B.ip access-routes
C.ip dynamic host-route
D.ip route access-routes
多项选择题 In a PPP over ATM service offering,which two methods are available for dynamically allocating an IP address to the customer's device?（）
单项选择题 When sending an LCP Configuration Request,what can the ERX Edge Router possibly negotiate?（）
多项选择题 In a PPP over ATM environment,which two PPP authentication methods are supported by the ERX Edge Router?（）