Linksys SPA921 - Cisco - IP Phone Installation And Configuration Manual page 154

Troubleshooting
SPA9000 Voice System Installation and Configuration Guide for Web UI
•
If outbound calls previously were placed successfully: First determine whether
or not the dialed digits are accepted by the dial plan. If the problem is not with
the dial plan, consider the following possible causes:
•
FXO lines: The PSTN central office connection might be disconnected or
disabled on the PSTN side. Connect an analog phone or a test set directly
to the FXO line to see if it can get dial tone.
•
ITSP service: The network connection could be down. See if you can
browse to an external web site such as www.cisco.com. The ITSP network
(Softswitch or Gateway) could be out of service.
Q. My SPA9000 is behind a NAT device or firewall and I'm unable to make a
call or I'm only receiving a one-way connection. What should I do?
A. This problem is caused by problems with NAT mapping. There are various
methods for resolving the problem. For a brief overview, see
page 37. For instructions, see the Cisco
Guide
.
Q. When an outside line calls the SPA9000, it rings one time and then goes to
the Auto Attendant.
A. By default, if no one answers the call after 12 seconds, then the call goes to the
Auto Attendant. To change this setting, follow these steps:
1. Start Internet Explorer, and then enter the IP address of the SPA9000. Click
Admin Login and then click Advanced.
2. Click Voice tab > SIP.
3. Scroll down to the
To allow more time for your staff to answer the phone, enter a higher
NOTE
number of seconds in the appropriate
(DayTime, NightTime, or Weekends/Holidays).
Alternatively, change the Contact List to route the inbound calls to
another number or group of numbers. See
Receptionist, Extension, or Hunt Group," on page
4. Click Submit All Changes.
SPA9000 Voice System Administration
Auto Attendant Parameters
"NAT Mapping," on
section.
Answer Delay
setting
"Routing Calls to a
96.
B
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