Netgear FVS336Gv2 – ProSafe Dual WAN Gigabit Firewall with SSL & IPSec VPN 참조 매뉴얼

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Diagnostics and Troubleshooting 
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ProSAFE Dual WAN Gigabit WAN SSL VPN Firewall FVS336Gv2 
The WAN Setup screen for IPv4 displays.
7. 
To check the WAN IPv6 address instead of the WAN IPv4 address, in the upper right, select 
the IPv6 radio button.
The WAN Setup screen for IPv6 displays.
8. 
Click the Status button that corresponds to the WAN interface for which you want to check 
the IP address.
The Connection Status pop-up screen displays.
9. 
Check that an IP address is shown for the WAN port.
If an IP address with zeros only is shown, or if no IP address is shown, the VPN firewall 
has not obtained an IP address from your ISP, or for IPv6, has not obtained or generated 
an IP address.
Force Your Modem or Router to Recognize the VPN Firewall
If the VPN firewall is unable to obtain an IP address from the ISP, you might need to force 
your modem or router to recognize your new VPN firewall.
To force your modem or router to recognize the VPN firewall:
1. 
Turn off the power to the modem or router.
2. 
Turn off the power to your VPN firewall. 
3. 
Wait five minutes and turn on the power to the modem or router.
4. 
When the LEDs of the modem or router indicate that synchronization with the ISP has 
occurred, turn on the power to the VPN firewall.
Other ISP Troubleshooting Suggestions
If your VPN firewall is still unable to obtain an IP address from the ISP, the problem might be 
one of the following:
Your ISP might require a login program for IPv4 connections:
-
Ask your ISP whether they require PPP over Ethernet (PPPoE) or some other type of 
login.
-
If your ISP does require a login, make sure that you use the correct login name and 
password.
For IPv4 PPPoE or PPTP connections, your ISP might check for your computer’s host 
name. For information about entering the host name, system name, or account name and 
the domain name or workgroup name that was assigned to you by your ISP, see 
44.