ZyXEL Communications 2R-P1C User Manual

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P-2301/2R-P1C / P-2301RL-P1C User’s Guide
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In the main screen, click VoIP > PSTN Line.
PSTN Line Pre-fix Number: Enter a number of 1 ~ 4 digits. 
When you enter this number on your telephone keypad, the 
ZyXEL Device uses the PSTN line to call the number you dial 
next.
Relay to PSTN Line: Enter phone numbers for regular phone 
calls (that do not use the Internet) that you always want to dial 
without the prefix number. For example, enter emergency 
phone numbers here.
Click Apply.
4.6 Bridge Mode
The ZyXEL Device supports two modes, Router and Bridge
Usually, you should use Router mode because it supports all 
the features available in the ZyXEL Device. However, you 
might use Bridge mode in the following situation: