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Configuration Option Tables
A-17
7610-A2-GB20-10
November 1997
Table A-6. External Device Options (2 of 3)
Connect Indication String
Possible Settings: ASCII Text, Clear
Default Setting: [blank]
Determines if a connection is established. The DSU searches the Management port
receive data stream for the connect indication string, and if not received within one
minute, the connection times out. The connection can be initiated by the user or
automatically established to dial out ASCII alarms or SNMP traps.
H Connects Indication String option appears when External Device Commands is set
to Other.
ASCII Text – Enter a maximum of 20 characters. Refer to the
ASCII Characters
section
for valid ASCII characters and control sequences.
Clear – Clears the field and sets to no string. The port’s RTS lead will be used to
determine that a connection has been established.
Escape Sequence
Possible Settings: ASCII Text, Clear
Default Setting: [blank]
When an external device connection is established, the Escape Sequence can be used
to switch an external device to command mode before sending the disconnect
command. Refer to Escape Sequence Delay (sec) for delay before and after the Escape
Sequence.
H Escape Sequence option appears when External Device Commands is set to
Other.
ASCII Text – Enter a maximum of 20 characters. Refer to the
ASCII Characters
section
for valid ASCII characters and control sequences.
Clear – Clears the field and sets the escape sequence to none.
Escape Sequence Delay (sec)
Possible Settings: None, 0.2, 0.4, 0.6, 0.8, 1.0
Default Setting: None
Amount of delay before sending the first character of the escape sequence and after
sending the last character. The escape sequence is entered in the previous option.
During this delay, no data is sent out the Management port.
H Escape Sequence Delay (sec) option appears when External Device Commands
is set to Other.
None – No Management port escape sequence delay.
0.2 to 1.0 – Amount of delay in seconds before and after an escape sequence. The
delay must be equal to or greater than the escape guard time of the external device.