Netgear DC112A – AirCard Smart Cradle User Manual

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Internet Setup 
28
AirCard Smart Cradle 
Get Dynamically from ISP. Your ISP uses DHCP to assign your IP address. Your ISP 
automatically assigns these addresses.
Use Static IP Address. Enter the IP address, IP subnet mask, and the gateway IP 
address that your ISP assigned. The gateway is the ISP gateway to which your cradle 
connects.
14. 
Select a Domain Name Server (DNS) Address radio button:
Get Automatically from ISP. Your ISP uses DHCP to assign your DNS servers. Your 
ISP automatically assigns this address. 
Use These DNS Servers. If you know that your ISP requires specific servers, select 
this option. Enter the IP address of your ISP’s primary DNS server. If a secondary 
DNS server address is available, enter it also. 
15. 
Select a Router MAC Address radio button:
Use Default Address. Use the default MAC address.
Use Computer MAC Address. The cradle captures and uses the MAC address of the 
computer that you are now using. You must use the one computer that the ISP allows.
Use This MAC Address. Enter the MAC address that you want to use.
16. 
Click the Apply button.
Your settings are saved.
17. 
Click the Test button to test your Internet connection. 
Specify WAN Ethernet IPv6 Internet Connections
Some Internet service providers (ISPs) and carriers support IPv6 Internet connections. You 
can set up the cradle to use an IPv6 pass through connection, but this setting requires some 
additional configuration options.
Before you set up the cradle to use an IPv6 Internet connection, read this section so that you 
understand how this connection is implemented. The cradle IPv6 pass through Internet 
connection works as follows:
Your existing IPv4 connection and setup continue to operate as normal.
Your LAN and WiFi clients obtain IPv6 addresses using AutoConfig (Neighbor Discovery 
Protocol) directly from your docked mobile hotspot.
The cradle acts as a bridge for IPv6 only, so your existing firewall and parental controls 
are not enforced.
Your IPv4 NAT, firewall, and parental controls still operate as normal.
You can use failover mode with IPv6, but your IPv6 pass through selection is used for 
both WAN Internet as well as mobile broadband for IPv6. This means that you must test 
IPv6 to make sure that it works with your WAN Internet and the pass through setting, so it 
can operate in WAN Internet mode before falling back to Mobile Broadband.