JN0-130 Online Practice Questions and Answers

Which two features protect the ERX Edge Router from denial-of-service attacks? (Choose two.)

A. rate limiting of ICMP

B. RADIUS authorizations

C. source address validation

D. stateful firewall on the router

An authentication request for a PPP over ATM client has been returned to the router with an address of

255.255.255.254. What does this indicate to the router?

A. A static IP address is used.

B. An unnumbered address is used.

C. The returned RADIUS address is used.

D. The IP address-pool configuration is used.

The output of the show aaa domain-map displays the following information: Domain: isp1.com; virtual-router: vr1; loopback: 1 Domain: isp2.com; virtual-router: vr2; loopback: 1 Domain: none; virtual-router: vr3; loopback: 1 Domain: default; virtual-router: vr4; loopback: 1 The end user supplies a login name of joe with no domain name.

Which virtual router is responsible for authenticating this user?

A. vr1

B. vr2

C. vr3

D. vr4

Which two configuration commands are required to direct debug level console logging to your current ERX Edge Router Telnet session? (Choose two.)

A. log here

B. log telnet here

C. log destination console severity 7

D. log destination telnet severity debug

Which two statements are correct concerning DHCP Internal Server and DHCP External Server in the Eseries router? (Choose two.)

A. They provide dynamic IP addresses for DSIs.

B. They provide dynamic IP addresses for SRC applications.

C. They provide dynamic IP addresses from pools for PPPoE subscribers.

D. They provide dynamic IP addresses from pools for Routed IP subscribers.

Which CLI command is used to display the IP address assigned to Dynamic Subscriber Interface and related hardware address using the DHCP Relay Proxy function?

A. show ip dhcp external

B. show dhcp binding relay-proxy

C. show ip dhcp binding relay-proxy

D. show dhcp relay proxy binding

Which two reflect best practices for client peering sessions in a BGP route reflection network? (Choose two.)

A. peer with route-reflectors within the cluster

B. peer with route-reflectors outside the cluster

C. peer with route-reflector-clients within the cluster

D. peer with route-reflector-clients outside the cluster

What are three ways an IP interface can be assigned to a virtual router in a PPP over ATM environment? (Choose three.)

A. profile

B. policy list

C. domain map

D. RADIUS VSA

E. classifier ACL

What are two advantages to customers with L2 MPLS VPNs? (Choose two.)

A. Service provider has routing control.

B. Customers control their own routing.

C. Can communicate protocols other than IP.

D. Allows them to use separate networks for IP and VPN traffic.

Which CLI command is used to enable MPLS Fast Reroute on a ingress router?

A. mpls fast reroute

B. mpls fast-reroute

C. enable mpls fast-reroute

D. tunnel mpls fast-reroute