Which configuration resolves the issue?

During the maintenance window, an administrator accidentally deleted the telnet-related configuration that permits a Telnet connection from the inside network (Eth 0/0) to the outside of the network between Friday-Sunday night hours only.

Which configuration resolves the issue?
A . interface Ethernet0/0
ip address 10.1.1.1 255.255.255.0
ip access-group 101 in
!
access-list 101 permit tcp 10.1.1.0 0.0.0.255 172.16.1.0 0.0.0.255 eq telnet time-range changewindow
!
time-range changewindow
periodic 22:00 to 05:00
B . interface Ethernet0/0
ip address 10.1.1.1 255.255.255.0
ip access-group 101 in
!
access-list 101 permit tcp 10.1.1.0 0.0.0.255 172.16.1.0 0.0.0.255 eq telnet time-range changewindow
!
time-range changewindow
periodic Friday Saturday Sunday 22:00 to 05:00
C . interface Ethernet0/0
ip address 10.1.1.1 255.255.255.0
ip access-group 101 in
!
access-list 101 permit udp 10.1.1.0 0.0.0.255 172.16.1.0 0.0.0.255 eq telnet time-range changewindow
!
time-range changewindow
periodic Friday Saturday Sunday 22:00 to 05:00
D . interface Ethernet0/0
ip address 10.1.1.1 255.255.255.0
ip access-group 101 in
!
access-list 101 permit udp 10.1.1.0 0.0.0.255 172.16.1.0 0.0.0.255 eq telnet time-range changewindow
!
time-range changewindow
periodic Friday Saturday Sunday

View Answer

Answer: B

Explanation

Telnet is based on TCP port 23 so we must filter tcp traffic in the ACL.

Note: The time is specified in 24-hour time (hh:mm), where the hours range from 0 to 23 and the minutes range from 0 to 59.