Troubleshoot The Ipv6 Connection - NETGEAR ProSafe FVS336Gv2 Reference Manual

ProSAFE Dual WAN Gigabit WAN SSL VPN Firewall FVS336Gv2
• If your ISP allows only one Ethernet MAC address to connect to the Internet and checks
for your computer's MAC address, do one of the following:
- Inform your ISP that you have a new network device and ask them to use the VPN
firewall's MAC address.
- Configure your VPN firewall to spoof your computer's MAC address. For more
information, see
If your VPN firewall can obtain an IP address, but an attached computer is unable to load any
web pages from the Internet, it might be for one of the following reasons:
• Your computer might not recognize any DNS server addresses.
A DNS server is a host on the Internet that translates Internet names (such as
www.netgear.com) to numeric IP addresses. Typically, your ISP provides the addresses
of one or two DNS servers for your use. You can configure your computer manually with
DNS addresses, as described in your operating system documentation.
• Your computer might not have the VPN firewall configured as its TCP/IP gateway.

Troubleshoot the IPv6 Connection

If you have difficulty connecting over an IPv6 connection, the VPN firewall might be
configured incorrectly or the computer from which you are trying to connect to the VPN
firewall might be configured incorrectly.
Check the VPN firewall:
• By default, the VPN firewall is set to IPv4-only mode. Make sure that the VPN firewall is
set to IPv4/IPv6 mode (see
• Make sure that the ISP settings are correct (see
Connection on page 94). The VPN firewall cannot receive a valid IPv6 address if the
Internet connection is not correctly configured.
• Make sure that the VPN firewall can provide IPv6 addresses to the computers on the LAN
(see Manage the IPv6 LAN
applicable for your type of configuration, the RADVD settings are correct.
Check the computer:
• Make sure that the operating system supports IPv6. Normally, the following operating
systems support IPv6:
- Windows 8, all 32- and 64-bit versions
- Windows 7, all 32- and 64-bit versions
- Windows Vista, all 32- and 64-bit versions
- Windows XP Professional SP3, all 32- and 64-bit versions
- Windows Server 2008, all versions
- Windows Server 2008 R2, all versions
- Windows Server 2003, all versions
Managing Advanced WAN Options
Manage the IPv6 Routing Mode
on page 153). Make sure that the LAN settings and, if
Diagnostics and Troubleshooting
617
on page 66.
on page 88).
Manually Configure a Static IPv6 Internet