Extron Electronics IPL T PC1i User Guide - Manual (Page 49)

Unsafe characters
URLs use some characters for “special use” in defining their syntax and these characters
should be encoded. For various reasons, these characters may possibly be misunderstood
within a URL.
The following table lists unsafe characters.
Character Hexadecimal Decimal
Space 20 32
“ ” Quotation marks 22 34
< “Less than” symbol 3C 60
> “Greater than” symbol 3E 62
# Pound 23 35
% Percent 25 37
{ Left brace 7B 123
} Right brace 7D 125
| Vertical bar or pipe 7C 124
\ Back slash 5C 92
^ Caret 5E 94
~ Tilde 7E 126
[ Left bracket 5B 91
] Right bracket 5D 93
` Grave accent 60 96
Accessing and Using Telnet (Port 23)
Telnet, short for Telecommunications Network, provides a way for you to connect to a
computer or server (in this case, the PC1 interface) on a network. Once connected via
Telnet, you can send ASCII serial commands (see the Command and Response Table for SIS
Commands in the “SIS Programming and Control” section to configure and monitor the
PC1 settings).
1. From your desktop Start menu, select Run , then enter Telnet , then click OK . The
Telnet program starts (see the figure below).
Figure 38. Telnet Command Prompt
2. At the command prompt, enter open .
IPL T PC1 • HTML Configuration and Control 43