Juniper Networks Certified Internet Specialist (JNCIS-ER) Set 1

1.

You want to determine what IP address and port number the router is using to NAT a particular connection. Which command will display this information?

show services stateful-firewall flows show services session-table show services nat flows show services nat conversations

2.

Which statement is true about the area-range command?

When the area-range command is used, the ABR generates a default route. You can have only one area-range statement per OSPF area. The area-range command can only be used to summarize internal routes. The area-range statement can be configured under an NSSA area to summarize external routes.

3.

You need to transport non-IP traffic between a branch office and headquarters. What is a valid connectivity option?

MPLS Layer 3 VPN IPSec tunnel MPLS Layer 2 VPN IP in IP tunnel

4.

You are configuring a router under [edit services nat]. Which command will configure the router to perform Network Address Port Translation (NAPT/PAT)?

set pool my-pool port automatic set pool my-pool port overload set rule my-rule term 1 then translated overload set rule my-rule term 1 then translated port automatic

5.

You have multiple routes to the same destination using default route preference values. Which source of routing information will be chosen?

direct static OSPF RIP

6.

What is a common use for CoS in a branch office?

to eliminate the need for congestion management to implement congestion avoidance using DSCP to ensure different classes of traffic receive allocated bandwidth to prioritize network control traffic

7.

Which statement about stateless firewall filters is true?

You must specify the action then log for the packets to be logged in the syslog file. You must specify the action then syslog for packets to be logged in the firewall log. All rejected or discarded packets are sent to the firewall log. You must specify the action then log for packets to be logged to the firewall log.

8.

Using the command show system connections, you see the following result:

tcp4 0 0 *.179 *.* LISTEN

What does this mean?

179 packets have been received by the router. Four TCP sessions are established. The BGP protocol has been activated on the router. A BGP session is established.

9.

Which command will show you the number of packets secured within IPSec VPN tunnels for a given service set?

show services ipsec statistics show services service-sets statistics show ipsec statistics show services ipsec-vpn ipsec statistics

10.

You set the syslog to log any warning messages. Which command allows you to monitor warning messages in real time?

show system alarms monitor start messages show log messages monitor traffic

Juniper Networks Certified Internet Specialist (JNCIS-ER) Set 1

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Juniper Networks Certified Internet Specialist (JNCIS-ER) Set 1

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