You run the show ipv6 port-map telnet command and you see that the port 23 (systemdefined) message and the port 223 (user-defined) message are displayed. Which
command is in the router configuration?

A.
ipv6 port-map port telnet 223

B.
ipv6 port-map port 23 port 23223

C.
ipv6 port-map telnet port 23 233

D.
ipv6 port-map telnet port 223