单项选择题

You have a network containing 120 routers. You must establish and maintain connectivity between the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover.
Which routing protocol should you use in this scenario?（）

A. OSPF
B. RIP
C. BGP
D. static

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单项选择题Which statement describes an advantage of dynamic routing?（）

A. Dynamic routing provides redundant IP addresses for end-user devices, unlike static routing.
B. Dynamic routing requires no initial user configuration, unlike static routing.
C. Dynamic routing provides DNS services along with IP connectivity; static routing does not.
D. Dynamic routing typically requires less time to implement than static routing in a large network.

单项选择题What is an advantage of dynamic routing?（）

A. Unlike static routing, dynamic routing provides redundant IP addresses for end-user devices.
B. Unlike static routing, dynamic routing requires no initial user configuration.
C. Dynamic routing can provide increased network availability when compared to static routing.
D. Dynamic routing provides DNS services along with IP connectivity; static routing does not.

单项选择题Which statement describes an advantage of dynamic routing?（）

A. Dynamic routing is typically more scalable when compared to static routing.
B. Unlike static routing, dynamic routing requires no initial user configuration.
C. Unlike static routing, dynamic routing provides redundant IP addresses for end-user devices.
D. Dynamic routing provides DNS services along with IP connectivity, whereas static routing does not.

单项选择题Which protocol creates a complete database of the network topology prior to calculating the optimal route?（）

A. BGP
B. PIM
C. OSPF
D. RIP

单项选择题You have been asked to configure your MX240 with a default route toward your upstream ISP atIP address 192.168.100.1. Which command successfully completes this task?（）

A. user@router# set routing-options static route 0.0.0.0/0 next-hop 192.168.100.1
B. user@router# set routing-options default route 0.0.0.0/0 next-hop 192.168.100.1
C. user@router# set forwarding-options static route 0.0.0.0/0 next-hop 192.168.100.1
D. user@router# set protocols default route 0.0.0.0/0 next-hop 192.168.100.1

You have a network containing 120 routers. You must establish and maintain connectivity between the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover. Which routing protocol should you use in this scenario?（）

You have a network containing 120 routers. You must establish and maintain connectivity between the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover.
Which routing protocol should you use in this scenario?（）