voice over IP
wholesale services
IP quality of service
SNMP management
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
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多选题You have a Bridged 1483 service offering where each ATM PVC is assigned a /30 subnet. What are two characteristics of this configuration？（）AIt burns IP addresses.BIt conserves IP addresses.CBoth the client and the ERX Edge Router have IP addresses.DThe client has an IP address， but the ERX Edge Router uses an unnumbered address.
单选题When controlling the virtual router assignment for a PPP over ATM client, which mechanism does the router use first?（）A profileB domain mapC DHCP serverD RADIUS server
单选题The ERX Edge Router in your Bridged 1483 network has multiple external DHCP servers configured.During discovery, which algorithm does the router use to decide which DHCP server to send packets to?（）A direct modeB round robinC weighted round robinD No algorithm is used.
单选题Which service does the ERX Edge Router support with a virtual router?（ ）A voice over IPB wholesale servicesC IP quality of serviceD SNMP management
单选题Which configuration component is required to allow a PPP over ATM client to connect to one virtual router for a particular session and to a different virtual router for another session?（）A profileB domain mapC IP access-routeD static IP addressing
单选题By default, which PPP mechanism does the ERX Edge Router use to monitor the session for a PPP over ATM client?（）A pingB helloC get requestD echo request
