单选题In a PPP over ATM service offering, what is a valid method for assigning an address to the ERX Edge Router?（）A DHCP assigned addressesB RADIUS assigned addressesC IP numbered with a loopback referenceD IP unnumbered with a loopback reference
题目
单选题
In a PPP over ATM service offering, what is a valid method for assigning an address to the ERX Edge Router?（）
A
DHCP assigned addresses
B
RADIUS assigned addresses
C
IP numbered with a loopback reference
D
IP unnumbered with a loopback reference