CCNA Discovery 4.1 - CCNA Discovery Answers
CCNA 3 Chapter 8 V4.0
Labels: CCNA 3 Chapter 8 V4.0
Refer to the exhibit. A network administrator needs to add the command deny ip
10.0.0.0 0.255.255.255 any log to R3. After adding the command, the administrator
verifies the change using the show access-list command. What sequence number does
the new entry have?
10, and all other items are shifted down to the next sequence number
Refer to the exhibit. What happens if the network administrator issues the commands
shown when an ACL called Managers already exists on the router?
The new commands overwrite the current Managers ACL.
The new commands are added to the end of the current Managers ACL. *****
The new commands are added to the beginning of the current Managers ACL.
An error appears stating that the ACL already exists.
Why are inbound ACLs more efficient for the router than outbound ACLs?
Inbound ACLs deny packets before routing lookups are required. *****
Inbound ACL operation requires less network bandwidth than outbound.
Inbound ACLs permit or deny packets to LANs, which are typically more efficient
Inbound ACLs are applied to Ethernet interfaces, while outbound ACLs are applied to
slower serial interfaces.
Refer to the exhibit. The network administrator of a company needs to configure the
router RTA to allow its business partner (Partner A) to access the web server located
in the internal network. The web server is assigned a private IP address, and a static
NAT is configured on the router for its public IP address. Finally, the administrator
adds the ACL. However, Partner A is denied access to the web server. What is the
cause of the problem?
Port 80 should be specified in the ACL. *****
The public IP address of the server, 126.96.36.199, should be specified as the
The ACL should be applied on the s0/0 outbound interface.
The source address should be specified as 198.