User's Manual
Table Of Contents
- Preface
- Product Overview
- Installation
- Configuration (Router Mode)
- Web-based Configuration Utility
- Setup
- IPv6
- IPv6 Manual Setup
- PLC Settings (Router Mode)
- Advanced
- Guest Zone
- IPv6 Firewall
- IPv6 Routing
- Tools
- Status
- Wireless Connection Setup Wizard
- Wireless Security Setup Wizard
- Add Wireless Device with WPS Wizard
- Configuration (AP Mode)
- Web-based Configuration Utility
- Wireless Setup Wizard
- Configuration
- Status
- Wireless Security
- Connect to a Wireless Network
- Troubleshooting
- Wireless Basics
- Networking Basics
- Technical Specifications
- Contacting Technical Support
- Warranty
- Registration
155D-Link DHP-1565 User Manual
Section 6 - Troubleshooting
3. Why can’t I connect to certain sites or send and receive emails when connecting through my router?
If you are having a problem sending or receiving e-mail, or connecting to secure sites such as eBay, banking sites, and Hotmail, we suggest lowering
the MTU in increments of ten (Ex. 1492, 1482, 1472, etc).
Note: AOL DSL+ users must use MTU of 1400.
To nd the proper MTU Size, you’ll have to do a special ping of the destination you’re trying to go to. A destination could be another computer, or
a URL.
• Click on Start and then click Run.
• Windows
®
95, 98, and Me users type in command (Windows
®
NT, 2000, and XP users type in cmd) and press Enter (or click OK).
• Once the window opens, you’ll need to do a special ping. Use the following syntax:
ping [url] [-f] [-l] [MTU value]
Example: ping yahoo.com -f -l 1472
You should start at 1472 and work your way down by 10 each time. Once you get
a reply, go up by 2 until you get a fragmented packet. Take that value and add 28
to the value to account for the various TCP/IP headers. For example, lets say that