Date Code 20210715
SEL-2890 Instruction Manual
HTML Code
C.5
The following paragraphs describe the use of the Custom HTTP option. Prior HTTP
design familiarity is highly recommended. At a minimum, the user should supplement
the following information with a manual on basic HTTP design.
Forms and CGI Scripts
The server provides one CGI (Common Gateway Interface) interface script for passing
parameters to the connected device. The file relay.cgi is used with a web form to pass
data or commands to a serial device like an SEL relay or communications processor.
shows example HTML code for a form that passes data through an
SEL-2890.
Figure C.2
Example HTML Code
The form in
uses the POST method with an ACTION option. POST defines
which method is used to return the form information or data to the web server. The
ACTION option defines which CGI script is called when the
Submit
button is pressed.
Relay.cgi or access.cgi can be used with the SEL-2890 Custom HTTP option.
logo.jpg
Custom
page7.htm
Custom
page1.htm
Custom
page8.htm
Custom
page2.htm
Custom
page9.htm
Custom
page3.htm
Custom
image3.gif
Custom
image1.gif
Custom
image4.gif
Custom
image2.gif
Custom
image5.gif
Custom
image6.jpg
Custom
image7.jpg
Custom
app1.zip
Custom
image8.jpg
Custom
image9.jpg
Custom
app2.zip
Custom
Table C.2
HTTP Files
(Sheet 2 of 2)
Memory Area 1
Memory Area 2
Summary of Contents for SEL-2890
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