anchor.diff:       max_channels_option
       ].
   groups() ->
  -    [{openssh, [], payload() ++ ptty()}].
  +    [{openssh, [], payload() ++ ptty() ++ sock()}].
   
   payload() ->
       [simple_exec,
        simple_exec_sock,
  -     connect_sock_not_tcp,
  -     connect_sock_not_passive,
        small_cat,
        big_cat,
        send_after_exit].
  
positive.code:      start_shell_exec,
       start_shell_exec_fun,
       start_shell_sock_exec_fun,
       gracefull_invalid_version,
       gracefull_invalid_start,
       gracefull_invalid_long_start,
  
negative.code:     [ptty_alloc_default,
       ptty_alloc,
       ptty_alloc_pixel].
  
  sock() ->
      [connect_sock_not_passive,
       daemon_sock_not_passive
      ].
  
  %%--------------------------------------------------------------------
  init_per_suite(Config) ->
  