User manual

ATL Berkshire 5000 User Manual, Release 2.2.1
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7. Press ‘OK’ button to confirm. Then select “Server Port”.
3 > S e r v e r P o r t ↑
4 R e f r e s h I n t e r v a l
8. Input the port number of STUN Server.
S e r v e r P o r t
_
9. Press ‘OK’ button to confirm. Then select “Refresh Interval” to change the refresh
interval of STUN if necessary.
3 S e r v e r P o r t ↑
4 > R e f r e s h I n t e r v a l
10. Input the refresh interval (0 – 300 seconds).
R e f r e s h I n t e r v a l
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11. Press ‘OK’ button to confirm. Then scroll up to “Use STUN” and select it.
1 > U s e StUN
2 S e r v e r A d d r e s s ↓
12. Select “Yes” to enable STUN.
1 > Y e s
2 - N o
Now you should be able to call the phones on the public network.