Billion BiPAC 7402NX User Manual page 42

Billion BiPAC 7402NX(L) 802.11n 3G/ADSL2+ (VPN) Firewall Router
Cycle". The host must be an IP address.
WAN Connection-3G Mode
In the ADSL mode, as the ADSL is not available(failover/failback), it will turn to 3G mode for
supporting WAN Connection. However, in the 3G Mode, the ADSL can not support WAN
Connection when 3G Mode is unavailable (Note: 3G card/modem does not come with the
router).
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Chapter 4: Configuration