User's Manual

Chapter 1 Introducing the ZyXEL Device
P-2612HW Series User’s Guide
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1.1.2 VoIP Features
You can register up to 2 SIP (Session Initiation Protocol) accounts and use the
ZyXEL Device to make and receive VoIP telephone calls:
Figure 2 ZyXEL Device’s VoIP Features
Peer-to-Peer calls (A) - Use the ZyXEL Device to make a call to the recipient’s IP
address without using a SIP proxy server.
Calls via a VoIP service provider (B) - The ZyXEL Device sends your call to a
VoIP service provider’s SIP server which forwards your calls to either VoIP or
PSTN phones.
1.2 Ways to Manage the ZyXEL Device
Use any of the following methods to manage the ZyXEL Device.
Web Configurator. This is recommended for everyday management of the ZyXEL
Device using a (supported) web browser.
Command Line Interface. Line commands are mostly used for troubleshooting
by service engineers.
FTP for firmware upgrades and configuration backup/restore.
SNMP. The device can be monitored by an SNMP manager. See the SNMP
chapter in this User’s Guide.
SPTGEN. SPTGEN is a text configuration file that allows you to configure the
device by uploading an SPTGEN file. This is especially convenient if you need to
configure many devices of the same type.
Internet
PSTN
A
B