anchor.diff:  		{ok, ChannelPid, Connection} = 
   		    ssh_sftp:start_channel(Host, 
   					   [{user_interaction, false},
  -					    {silently_accept_hosts, true}]), 
  +					    {silently_accept_hosts, true}
  +					    | PktSzOpt
  +					   ]),
   		Sftp = {ChannelPid, Connection},
   		[{sftp, Sftp}, {watchdog, Dog} | Config2]
   	end,
  
positive.code:     Dog = ct:timetrap(2 * ?default_timeout),
      User = proplists:get_value(user, Config0),
      Passwd = proplists:get_value(passwd, Config0),
  
      Config =
  	case proplists:get_value(group,Config2) of
  	    erlang_server ->
  
negative.code: groups() -> 
      [{not_unicode, [], [{group,erlang_server},
  			{group,openssh_server},
  			{group,big_recvpkt_size},
  			sftp_nonexistent_subsystem]},
  
       {unicode, [], [{group,erlang_server},
  		    {group,openssh_server},
  		    sftp_nonexistent_subsystem]},
  
       {big_recvpkt_size, [], [{group,erlang_server},
  			     {group,openssh_server}]},
  
       {erlang_server, [], [{group,write_read_tests},
  			  version_option,
  