Installation manual

45
ISDN network interface
In this section you can:
• Select the “Euro” or “National” protocols
• Select Access type:
 BRI Access
 PRI Access
Note
For information on the configuration of primary access, please refer to the relevant paragraph in
this manual..
• Activate/deactivate:
 CLIR (Calling Line Identity Restriction): if enabled, system will not transmit its
number when establishing a call.
 COLR (Connected Line Identity Restriction): if enabled, system will not transmit its
number while receiving a call.
• Activate or deactivate the “Downspeed” function that is automatically called when one or
more lines are dropped during a call.
• Activate the “FALLBACK” function in order to allow a phone call when the remote system
is a basic telephone.
• Enable/disable the “Bonding Recovery” function in order to cope with a situation in which
network errors (such as network SLIP errors) occur during a bonding connection.
In a call, following messages could appear:
 Corrupted video received. Please wait...
 Video received Ok.
 Corrupted data received. Please wait...
 Data received Ok.
 Network error recovery: re-establishing call...
 Call established. Please wait...
 Down-speed, connection rate
• Activate or deactivate the 5ESS protocol (for National ISDN only).
• Select the mode (64K or 56K).
• Activate or deactivate the 1TR6 function (allows you to change the protocol level 3 from
ETS1 to 1TR6, for Euro ISDN only).
• Activate or deactivate the QSIG protocol (ISDN signalling protocol).
• Configuring accesses.