Cascade Connection - Planet VGW 10 Series User Manual


Uplink via WAN port connect to xDSL (Cable) Modem as proxy server.

Downlink via LAN port connect to user PC, switch and hub.

According to the LAN environment, select corresponding DHCP, PPPoE or static IP to
connect to the internet.

FXS port can direct connect to telephone, fax and POS terminal.

Support power survival function. When the device power supply is interrupted, the
upper and lower port circuits connect directly.

2.3.3 Cascade Connection

This connection is used for VGW that opened master and slave mode. Firstly, make sure
WAN port of the master device connected to Internet. Secondly, keeps slave device's WAN port
connecting to master device's LAN port. If there is another slave device, connect this device's
WAN port to the first slave device's LAN port.
For the purpose of cascade mode is that user allow to expand master device's number of voice
ports. Enable this mode we should refer to the notes below for details:

Currently a cascade group allows up to three devices together, i.e. 1 Master 2 Slave, 1
Master 1 slave mode.

In cascade mode, just allowed only one device to make a role as master.

If an device is setting as master in cascade mode, it means that it's LAN port access to
LAN is prohibit.
4-/8-Port SIP Internet Telephony Gateway
Figure 2-3-3 VGW-810FS Cascade connection
Page 9
VGW-x10 Series