%META:TOPICPARENT{name="PreRequisitesINF"}%
=Identify the Informix database server hostname or IP address =

==Unix Database Servers==

# Log in to your Unix database server as the Informix user.
# Ensure the Informix environment is set correctly.
# Execute this command: 
{{{
echo $INFORMIXSERVER
}}}
# Execute this command:
{{{
cat $INFORMIXDIR/etc/sqlhosts
}}}
# Look for the line that begins with the {{{$INFORMIXSERVER}}} value, and note the value that appears in the third column.  This is the hostname that your Informix server was initialized with at startup time.

==Windows Database Servers==

# Login to your Windows database server.
# Open an MS-DOS command prompt.
# Run this command: 
{{{
regedit
}}}
# Drill down to 
{{{
HKEY_LOCAL_MACHINE\
   SOFTWARE\
      INFORMIX\
         SQLHOSTS
}}}
# Look for the value passed to {{{HOST}}}. This is the hostname that your Informix server was initialized with at startup time.