单选题
Which CLI command is used to examine whether an L2TP tunnel can be established for domain isp1.com?（）
l2tp tunnel test anyone@isp1.com
test l2tp session anyone@isp1.com
test l2tp tunnel anyone@isp1.com
tunnel l2tp test anyone@isp1.com
单选题
Which profile configurations allows either PAP or CHAP to be used for authentication?（）
ppp authentication chap pap
pppoe authentication chap pap
ppp authentication chap ppp authentication pap
pppoe authentication chap pppoe authentication pap
单选题
How does the ERX Edge Router interact with subscriber IP addresses assigned by an externa lDHCP server?（）
It monitors messages from the external server and updates the routing table as needed.
It maintains the leases for the DHCP server and reassigns addresses to new subscribers.
It sends keepalives to the subscriber and makes the address available when the subscriber stops responding.
It sends keepalives to the subscriber and removes the host route when the subscriber stops responding.
单选题
Which configuration command allows the router to utilize a RADIUS server to authenticate incoming Telnet users?（）
aaa new-model
aaa telnet login
telnet authentication login
authentication telnet login
单选题
You would like to configure your PC’s IP address of 10.10.0.156 as an FTP host with au ser name of user anda password of mypass.Which configuration command accomplishes this goal？（）
host userpc 10.10.0.156 ftp usermypass
host userpc 10.10.0.156 tftp usermypass
host nameuserpc 10.10.0.156 ftp usermypass
host nameuserpc 10.10.0.156 tftp usermypass
单选题
A service provider is assigning a /30 subnet to each ATM PVC in a Routed 1483 environment. What is a consequence of this configuration？ （）
It burns up IP addresses.
It conserves IP addresses.
It results in a smaller routing table.
The group of PVCs is treated as a large LAN.
单选题
Which configuration command allows the router to utilize a RADIUS server to auth enticate in coming Telnet users？（）
aaa new-model
aaa telnet login
telnet authentication login
authentication telnet login
单选题
In a Routed 1483 network which method of routing is typically employed on the DSL router？（）
static
OSPF
RIPv1
RIPv2
单选题
How does the ERX Edge Router interact with subscriber IP addresses assigned by an external DHCP server?（）
It monitors messages from the external server and updates the routing table as needed.
It maintains the leases for the DHCP server and reassigns addresses to new subscribers.
It sends keep alives to the subscriber and makes the address available when the subscriber stops responding.
It sends keep alives to the subscriber and removes the host route when the subscriber stops responding.
多选题
Which two B-RAS service offerings do not require user authentication?（）
Routed 1483
Bridged 1483
PPP over ATM
PPP over Ethernet
