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FAQs
The FAQs will provide configuration examples to resolve the popular common questions by step-by-step guidelines.
NetDefend IPS/UTM Firewall D-Link member only
FAQ
Does D-Link have VPN software product?
Why my UTM firewall can not query outside URL database for Web Content Filtering?
NetDefend VPN firewall WebGUI language file for Japanese and Simplified Chinese.
The IDP/IPS feature will be disable after upgrading firmware from v2.0x to v2.1x.
ICMP response from WAN
How many Static Routes do DFL Firewalls support?
Why the TCP idle time value by default is high on NetDefend Firewalls after FW v.2.05?
Will D-Link notify customers when their IPS, Anti-Virus or WCF update service period is going to expire actively?
How does the IDS signature update process work?
May I configure more than two WAN port on NetDefend Firewall?
What kind of browser and version can be used for firewall web UI?
Can the firewall WebUI be accessed from all interfaces?
How many VLAN can be supported for firewall?
What is ZoneDefense? Are all switch of D-Link supported this feature
How can I extend the IPS update service for my device?
Why I have to register my device?
Which default interface can be managed by Web UI for DFL-1600/2500
How to reset firewall to factory default?
How can I enable DoS/DDoS prevention?
What is the Access Rule?
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Download Documentation including Datasheets, Quick Install Guides(QIGs), and Manuals for all NetDefend products.
NetDefend SOHO UTM: DFL-160 
NetDefend VPN Firewall: DFL-210 DFL-800 DFL-1600 DFL-2500 
NetDefend UTM Firewall: DFL-260E DFL-860E DFL-870 DFL-1660 DFL-2560 DFL-2560G 
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NetDefend IPS/UTM Firewall
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