file contains information regarding IBM hosts on the network.
An IBM host is a host which can communicate with a 3270 terminal
emulator such as x3270 or c3270.
Each line defines a name in the following format
(optional fields are shown in brackets):
name type [opt:]...[luname@]hostname[:port] [actions]
Items are separated by any number of blanks and/or TAB characters.
A line beginning with # is taken as a comment (note that # anywhere
else on a line does not indicate a comment).
The name field is a mnemonic used to identify the host.
The type field is a keyword that indicates the type of entry.
The value primary means that the name
will be included in host-selection menus that may be displayed by a
The value alias means that the name
will not be included in menus, but will still be accepted as valid input
when a host name is required.
field is the Internet hostname or dot-notation Internet address of the host.
can include s: or p: prefixes, e.g., s:finicky
(see the x3270(1) or
c3270(1) man page sfor details).
It can also include an LU name, separated by an @ character, e.g.,
Finally, it can include a non-default port number, appended to the
hostname with a colon : character, e.g.,
(For compatability with earlier versions of x3270,
the port can also be separated by a slash / character.)
The optional actions
field specifies actions to be taken once the connection is made and a
data-entry field is defined.
If the text looks like an action, e.g.,
it is unmodified; otherwise it is taken as the parameter to the
are not intended for entering usernames and passwords; rather they provide an
automated way of specifying a front-end menu option.