Which of the following statements are true concerning the command ip sla monitor responder typetcpconnect ipaddress 10.1.1.1 port 23？（Choose all that apply.）（）

• A、The command will initiate a probe with a destination IP address of 10.1.1.1
• B、The command is used on the IP SLA responder and the IP SLA source
• C、The command will allow only source address 10.1.1.1 to source probes
• D、The command will initiate a probe with a destination Telnet port
• E、The command is used to make the router a responder
• F、The command will initiate a probe with a source port of 23