Welltech WeIIBilling 6600 V.1.5 - Manual (Page 49)

Welltech Computer Co., Ltd.
WellBilling 6600 49
Figure 5.4-4
Parameter Description:
Forward Service:
Unconditional: When enabled, any calls to this subscriber
will be forward to this URI unconditionally. You can use SIP
URI or subscriber ID here.
No Answer Forward: Forward to the URI when the
subscriber has no answer.
Busy Forward: Forward to the URI when the subscriber is
busy. You can use SIP URI or subscriber ID here. You can
use SIP URI or subscriber ID here
Unavailable Forward: Forward to the URI when the
subscriber is unavailable (not registered). You can use SIP
URI or subscriber ID here. You can use SIP URI or
subscriber ID here
181 for Call Forward: Send SIP181 for Call Forwarded
service