JNCIA Firewall Filters 2

Question 1

In a Junos firewall filter term, which keyword introduces the match conditions for the term?

Accepted Answer

from

Answer

then

Answer

apply

Answer

match

Question 2

What does the 'then' clause in a Junos firewall filter term specify?

Accepted Answer

The actions to take when the match conditions are satisfied

Answer

The match conditions a packet must meet

Answer

The interface direction where the filter is applied

Answer

The sequence number for ordering terms in the filter

Question 3

Which match condition in a Junos inet firewall filter is used to match packets based on the IP protocol number or name?

Accepted Answer

protocol

Answer

ip-version

Answer

layer-4-protocol

Answer

transport-type

Question 4

Where must a Junos firewall filter be applied to inspect inbound packets arriving on a specific interface?

Accepted Answer

Under the 'input' direction of the interface

Answer

Under the 'output' direction of the interface

Answer

At the routing table level using a routing policy

Answer

On the loopback interface only

Question 5

Which firewall filter action causes Junos to evaluate the current packet against the next term in the filter rather than stopping?

Accepted Answer

next term

Answer

accept

Answer

discard

Answer

continue

Question 6

What is the role of a policer when referenced within a Junos firewall filter term?

Accepted Answer

It enforces a rate limit on traffic matching the term's conditions

Answer

It logs all packets matching the term to a file

Answer

It sends matching packets to the Routing Engine for inspection

Answer

It marks packets with a DSCP value for quality-of-service classification

Question 7

Which address family must be configured when creating a Junos firewall filter that matches IPv4 packets?

Accepted Answer

family inet

Answer

family iso

Answer

family inet6

Answer

family mpls