Use Telnet connection is successful, the connection is a my steam game server, game service there are many orders, such as "say hello," he said "hello", conversational mode input "say hello" everything is all right, I don't think the session schema information refresh fast, enter the command mode, the input command mode "send" say hello ", said I sent "say hello", but the instruction is not effective, tried for an hour or two, and found that the input "send" say hello ", and then into the conversation mode, press enter, the directive will take effect, as if the server's instructions not to be confirmed, but the command mode either "send say hello \ n", "send say hello \ r", "send say hello \ n \ r", "send say hello \ r \ n" are tried, no effect, what ao, esc, BRK, synch are tried, all invalid, online strategy for several hours, no instructions, request help predecessors,