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Author Topic: Ping Test Fail on DIR-655 connectivity issues. Help  (Read 4590 times)

gecko777

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Ping Test Fail on DIR-655 connectivity issues. Help
« on: July 25, 2012, 08:59:52 PM »

Hi, I'm new to the site. I have a DIR-655 B1 200NA router. The family has been complaining about slow internet. So I run ping test to yahoo.com or google.com. and it will ping ok, then fail for a minute or two. then be ok again for a minute or two. It does that for a while, then it is fine for awhile, sometimes hours at a time. But that is basically what it does. So here is what I did. The D-link is behind my ISP's Linksys ATA/router. (skybeam.com) I bypassed the D Link and plugged my switch (Netgear GS716T) directly into the ISP ATA/Router. All is fine. I then plugged the D-Link into a port on the switch with just one PC connected to the D-Link. I run ping tests for two days with just the PC plugged in and all is fine. So tonight I put it back as normal, that being I plugged the D-Link into the ISP ATA/router and plugged the switch into the D-Link. Now it's fails the ping test again. So not sure what to try. Do I have too many devices connected to the D-link? (12) Should I upgrade the firmware? I'm now lost. The D-Link does get it's WAN IP from the ISP's Linksys ATA/Router.
The LAN side is 192.168.0.1 with subnet 255.255.254.0 and DHCP is 192.168.1.100-199. We are having this problem on both wired and wireless.
Any ideas or help would be great.
Thanks, Scott
« Last Edit: July 25, 2012, 09:41:16 PM by gecko777 »
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FurryNutz

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Re: Ping Test Fail on DIR-655 connectivity issues. Help
« Reply #1 on: July 26, 2012, 07:05:42 AM »

What region are you located?

What ISP Service do you have? SAT, Cable or DSL?
Having 2 routers on the same line can cause connection problems. Double NAT
To tell if the modem is bridged or not, look at the routers web page, Status/Device Info/Wan Section, if there is a 192.168.0.# address in the WAN IP address field, then the modem is not bridged.
If the modem can't be bridged then see if the modem has a DMZ option and input the IP address the router gets from the modem and put that into the modems DMZ.

Some things to try: - Log into the routers web page at 192.168.0.1.
Turn off ALL QoS or Disable Traffic Shaping (DIR only) GameFuel (DGL only and if ON.) options. Advanced/QoS or Gamefuel.
Turn off Advanced DNS Services if you have this option under Setup/Internet/Manual.
Turn on DNS Relay under Setup/Networking.
Setup DHCP reserved IP addresses for all devices ON the router. Setup/Networking
Ensure devices are set to auto obtain an IP address.
Set Firewall settings to Endpoint Independent for TCP and UDP under Advanced/Firewall.
Enable uPnP and Multi-cast Streaming under Advanced/Networking.


Link> For Wireless Installation Considerations
What wireless modes are you using? Under Setup/Wireless/Manual.
Try single mode G or N or mixed G and N?
Channel Width set for Auto 20/40Mhz or try 20Mhz only.
Try setting a manual channel to a open or unused channel. 1, 6 or 11. 11 for single mode N if the channel is clear.
What security mode are you using? Preferred security is WPA-Personal. WPA2/AES Only. Some WiFi adapters don't support AES, so you might want to try TPIK only or Auto.
What wireless devices do you have connected?
Any cordless house phones?
Any other WiFi routers in the area? Link> Use InSSIDer to find out. How many?
Turn off WISH, and WPS under Advanced.
Try turning off Short GI, WLAN Partition,and Extra Wireless Protection if you have it. Under Advanced/Advanced Wireless.
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