- Billion ADSL2+ Wireless Router User's Manual

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4.3 WAN
3G Mode ( Main Port : 3G )
APN: An APN is similar to a URL on the WWW, it is what the unit makes a
GPRS / UMTS call. The service provider is able to attach anything to an APN to create a
data connection, requirements for APNs varies between different service providers. Most
service providers have an internet portal which they use to connect to a DHCP
Server, thus giving you access to the internet i.e. Some 3G operators use the APN ‘internet’
for their portal. The default value is “internet”.