Cisco SPA303 - Page 8

Phone.com Setup and Troubleshooting Guide
Cisco SPA303 IP Phone
Revised: May 28, 2014 Page 8 of 11
or other heavy network activity can adversely
affect your call quality. Limit heavy Internet use
during VoIP calls if you experience this problem.
Why Don’t I Get A Dial Tone?
If the line key on your Cisco SPA303 IP Phone is orange, check the
Connecting It to Your Network section again, and make sure
everything is set up correctly.
If the phone is connected properly but the line key is still orange,
your network may be interfering with the VoIP traffic between your
phone and Phone.com’s servers. Check out the Do I Have To
Change My Network Settings or Hardware section below for some
tips.
Why Doesn’t My Phone Ring?
First, make sure your phone’s call forwarding feature (the cfwd
softkey) or Do Not Disturb feature (the dnd softkey) are disabled.
If these features are disabled but you’re still having problems
receiving calls, your network may be interfering with the VoIP traffic
between your phone and Phone.com’s servers. Take a look at the
Do I Have To Change My Network Settings or Hardware section
below for more info.
Why Do My Calls Drop After 15 Minutes?
Unlike a few of the issues above, there’s only one explanation to
this problem — and it’s the network. Head down to the Do I Have
To Change My Network Settings or Hardware section for some
guidance.
Do I Have To Change My Network Settings or
Hardware?
Although VoIP devices are designed to work with all types of
routers, you may encounter issues getting VoIP to work properly,
You can test your network
performance at our VoIP Phone
Service Test page
(www.phone.com/voiptest/)