PLANET VGW-400FO - Manual (Page 32)

4-Port SIP Internet Telephony Gateway
VGW-400 Series
4. When VoIP call fails to be called out such as register failure (this means registration to proxy
accounts failed, but not the SIP Trunk number) or network issue. The call will be routed to
FXO as a backup.
5. When the VGW-400 series is malfunctioned, IP network disconnection or power fail. All calls
will be directly bypassed to FXO automatically.
Item Explanation
PABX Mode Enable or Disable PABX mode, default is “Enable”
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