Error responses
When the IPL T CR48 receives a valid command, it executes the command and sends a
response to the host device. If the unit is unable to execute the command because the
command contains invalid parameters, it returns an error response to the host.
E10
— Invalid command
E12
— Invalid port number
E13
— Invalid parameter
E14
— Not valid for this configuration
E17
— System timed out
E22
— Busy
E24
— Privilege violation
E25
— Device not present
E26
— Maximum number of connections exceeded
E27
— Invalid event number
E28
— Bad filename or file not found
E31
— Attempt to break port pass-through when not set (A user or software attempted to
disable the port redirect feature when it wasn’t already set or active.)
References to errors (at command descriptions on the following pages)
24
= Commands that give
E24
(privilege violation) if not administrator level
27
= Commands that may give
E27
(invalid event number)
28
= Commands that may give
E28
(file not found)
Symbol definitions
]
= CR/LF (carriage return and line feed)
}
= Carriage return (no line feed)
•
= Space (hard) character
Copyright information
]
(c)
COPYRIGHT
2009,
EXTRON
ELECTRONICS
IPL
T
CR48,
Vx.xx,
60-544-x5
]
Tue, 10 Aug 2010 16:29:10
]
The copyright message is displayed upon connecting to the IP Link product via TCP/IP or
Telnet.
V
x.xx
is the firmware version number. The part number of the unit, the current date,
and time are displayed as well. This is followed by a password prompt.
NOTE:
The factory configured passwords for all accounts on this device have been set
to the device serial number. In the event of a complete system reset, the passwords
convert to the default, which is no password (see
Setting and changing passwords
on page 19 to change a password).
Password information
The
]
Password
: prompt requires a password (administrator level or user level) followed by
a carriage return. The prompt is repeated if the correct password is not entered.
If the correct password is entered, the unit responds with
]
Login Administrator
]
or
]
Login
User
]
depending on the password entered. If passwords are the same for both
administrator and user, the unit defaults to administrator privileges.
IPL T CR48 • Communication and Control
24
