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Netopia ISDN Modem User’s Guide
Clear Request Issued:
Clear request was sent to the switch.
Associated parameter: called director y number.
Disconnect Requested:
Disconnect request was sent to the
switch. Associated parameter: called director y number. Secondar y
associated parameter: cause code.
ISDN event cause codes
These codes appear as associated (secondar y) parameters in some
of the ISDN events.
Cause No. 1: unallocated (unassigned number).
The destination
requested by the calling user cannot be reached because, although
the number is in a valid format, it is not currently assigned
(allocated).
Cause No. 2: no route to specified transit network.
The
equipment sending this cause has received a request to route the
call through a par ticular transit network which it does not recognize.
The equipment sending this cause does not recognize the transit
network either because the transit network does not exist or
because that par ticular network, while it does exist, does not ser ve
the equipment which is sending this cause.
This cause is suppor ted on a network-dependent basis.
Cause No. 3: no route to destination.
The called user cannot be
reached because the network through which the call has been
routed does not ser ve the destination.
This cause is suppor ted on a network-dependent basis.
Cause No. 6: channel unacceptable.
The most recently identified
channel is not acceptable to the sending entity for use in this call.
Cause No.7: call awarded and being delivered in an established
channel.
The user has been awarded the incoming call, and the
incoming call is being connected to a channel already established to
that user for similar calls (for example, packet-mode X.25 vir tual
calls).
Cause No. 16: normal call clearing.
The call is being cleared
because one of the users involved in the call has requested that the
call be cleared.
