Bizfon 2000 Guide De Montage
Bizfon Manual I: Installation Guide
Appendix: Checking the Connections
If diagnostics are successful, but you are still unable to place a call to 899# then check the
SIP registration status.
Open the SIP Registration Status page using the Bizfon management System menu item
Status. Besides the SIP registration information for the auto attendant and each connected
extension, the Detected Connection Type is shown. If Bizfon is placed behind a NAT
router and the STUN is enabled, the detected connection type and the IP address of this
router's WAN port are displayed.
SIP registration status.
Open the SIP Registration Status page using the Bizfon management System menu item
Status. Besides the SIP registration information for the auto attendant and each connected
extension, the Detected Connection Type is shown. If Bizfon is placed behind a NAT
router and the STUN is enabled, the detected connection type and the IP address of this
router's WAN port are displayed.
Fig. I-36: SIP Registration Status page
Bizfon cannot work behind your router if Detected Connection Type is one of the follow-
ing:
ing:
•
Unknown connection - unexpected error
•
Symmetric NAT
•
all
Symmetric Firew
•
Blocked UDP
If you get one of the above mentioned Detected Connection Types, either connect the
Bizfon in front of the router, or configure NAT traversal manually as explained in
Bizfon in front of the router, or configure NAT traversal manually as explained in
Appendix:
onfiguring NAT Traversal
C
.
If you are unable to resolve your problems, please send us a technical support request on
the Support section of
. Please prepare a system log file and at-
stem Diagnostics
System
em) and click Download System Logs.
tach it to your request.
(To download the system logs, open the Sy
(To download the system logs, open the Sy
page from
menu
it
Bizfon2000 and Bizfon4000; (SW Version 4.1.x)
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