code: private void handleTelnetRpc(final Channel chan, final String[] command) {
      TelnetRpc rpc = rpc_manager.lookupTelnetRpc(command[0]);
      if (rpc == null) {
        rpc = unknown_cmd;
      }
      telnet_rpcs_received.incrementAndGet();
      rpc.execute(tsdb, chan, command);
    }
docs: Finds the right handler for a telnet-style RPC and executes it.
  @param chan The channel on which the RPC was received.
  @param command The split telnet-style command.