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Module 8 CCNASEC

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Module 8 CCNASEC
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In applying an ACL to a router interface, which traffic is designated as outbound?

traffic that is coming from the source IP address into the router
traffic that is going from the destination IP address into the router
traffic that is leaving the router and going toward the destination host
traffic for which the router can find no routing table entry

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the quickest way to remove a single ACE from a named ACL?

Use the no access-list command to remove the entire ACL, then recreate it without the ACE
Copy the ACL into a text editor, remove the ACE, then copy the ACL back into the router
Use the no keyword and the sequence number of the ACE to be removed
Create a new ACL with a different number and apply the new ACL to the router interface

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ICMP message type should be stopped inbound

echo-reply
echo
source quench
unreachable

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which scenario would cause an ACL misconfiguration and deny all traffic?

Apply a standard ACL using the ip access-group out command
Apply an ACL that has all deny ACE statements
Apply a standard ACL in the inbound direction
Apply a named ACL to a VTY line

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Refer to the exhibit. A network administrator is configuring an IPv6 ACL to allow hosts on the 2001:DB8:CAFE:10::/64 network to access remote web servers, except for PC1. However, a user on PC1 can successfully access the web server PC2. Why is this possible?

The IPv6 ACL Deny_WEB is spelled incorrectly when applied to the interface
The IPv6 ACL Deny_WEB is applied to the wrong interface of router R1
The IPv6 ACL Deny_WEB is permitting all web traffic before the specific host is blocked
The IPv6 ACL Deny_WEB is applied in the incorrect direction on router R1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Refer to the exhibit. A network administrator wants to create a standard ACL to prevent Network 1 traffic from being transmitted to the Research and Development network. On which router interface and in which direction should the standard ACL be applied?

R2 Gi0/0 outbound
R2 S0/0/0 inbound
R1 S0/0/0 outbound
R2 Gi0/0 inbound
R1 Gi0/0 inbound

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which two statements describe appropriate general guidelines for configuring and applying ACLs? (Choose two.)

If an ACL contains no permit statements, all traffic is denied by default
The most specific ACL statements should be entered first because of the top-down sequential nature of ACLs
Standard ACLS are placed closest to the source, whereas extended ACLS are placed closest to the destination
If a single ACL is to be applied to multiple interfaces, it must be configured with a unique number for each interface
Multiple ACLS per protocol and per direction can be applied to an interface

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