How does using the service password-encryption command on a router provide additional security?

Refer to the exhibit.

Statements A, B, C, and D of ACL 10 have been entered in the shown order and applied to
interface E0 inbound, to prevent all hosts (except those whose addresses are the first and last IP
of subnet 172.21.1.128/28) from accessing the network. But as is, the ACL does not restrict
anyone from the network. How can the ACL statements be re-arranged so that the system works
as intended?

Refer to the exhibit.

An attempt to deny web access to a subnet blocks all traffic from the subnet. Which interface
command immediately removes the effect of ACL 102?

Which Cisco Catalyst feature automatically disables the port in an operational PortFast upon
receipt of a BPDU?

When you are troubleshooting an ACL issue on a router, which command would you use to verify
which interfaces are affected by the ACL?

Refer to exhibit.

A network administrator cannot establish a Telnet session with the indicated router. What is the
cause of this failure?

Which statement about access lists that are applied to an interface is true?

Which item represents the standard IP ACL?

A network administrator is configuring ACLs on a Cisco router, to allow traffic from hosts on
networks 192.168.146.0, 192.168.147.0, 192.168.148.0, and 192.168.149.0 only. Which two ACL
statements, when combined, would you use to accomplish this task? (Choose two.)

What can be done to secure the virtual terminal interfaces on a router? (Choose two.)