User`s manual
IPL T SF Series • Communication and Control
Communication and Control, cont’d
Figure 4-24 — Example of a remote query string
command
In figure 4-24 above, the data string that follows the pipe
(
|
)
symbol is sent to the attached controlled device on serial port #2.
This string will instruct an attached Extron switcher to change to
input #1.
Code examples
This section shows practical uses for both SSIs and query
strings.
N
Before attempting to develop new Web pages, the user
should have a good, working knowledge of JavaScript,
HTML, and server side includes.
Example 1
In figure 4-25a, both host SSI and remote SSI commands are
used within the same Web page. You will notice six SSIs: three
host commands and three remote commands.
Figure 4-25a — HTML source code document
showing Server Side Includes
<a href="index.html ?
Starts
Query String
SIS Command
URL with a Query String using a Host SIS command
*type with no spaces
Tells web server
the an SIS follows
HTML code
for a link
cmd=
SIS command
to be processed
by the IP Link
W0DH|
Closes
Link
</a>
HTML code
for a link
">
Linked Text
DHCP off
<html>
<head><title>Example 1</title></head>
<h2 b>HTML Example #1</h2 b>
<body>
The following lines demonstrate how to read status from the IPLink Product:
<p>
IPLink Product Name: <b><!--#echo var="1I"--></b>
<br>
IPLink Product Description: <b><!--#echo var="2I"--></b>
<br>
IPLink Product Part Number: <b><!--#echo var="N"--></b>
<br><hr>
<p>
This example requires an Extron Crosspoint 84HVA connected to IPL T SF244
serial
port #1.
<p>
Part Number: <b><!--#echo var="W01RS|N"--></b>
<br>
Connection Info: <b><!--#echo var="W01RS|I"--></b>
<br>
Firmware Version: <b><!--#echo var="W01RS|Q"--></b>
"host" SSI
commands
"remote" SSI
commands
4-34