Linksys WRT54G2Static WAN IP Issue. Won't find Internet

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dhbabcock
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Joined: 17 Aug 2010
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PostPosted: Tue Aug 17, 2010 15:59    Post subject: Linksys WRT54G2Static WAN IP Issue. Won't find Internet Reply with quote
Linksys WRT54G2 / GS2 DD-WRT v24-sp2 (14896)
Good Morning,
I've been playing with quite a bit, and have tried 3 different versions, all with same result.
If I use DHCP on my External (WAN) IP, everything works.
If I use Static IP on my external (WAN) IP, I can't get to the internet.
Yes, the IP is right.
Yes, the Subnet is right.
Yes, the gateway is right.
This exact same configuration on the Static IP did work correctly with the original OS on the linksys.

I even tried entering in the DHCP retrieved values, on the static IP form, and it does not work.

Do I need to manually add a static route if I'm using a static IP? The displayed routing table "seems" ok.

Any assistance or guidance would be appreciated.
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barryware
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Joined: 26 Jan 2008
Posts: 13049
Location: Behind The Reset Button

PostPosted: Tue Aug 17, 2010 16:20    Post subject: Reply with quote
is your wan ip dynamic? If you keep your wan connection set to dhcp, does it change when you reboot the router?

Mine does. The router reboots when you change the wan connection type so if your wan ip is dynamic, it has just changed and static won't work.. The isp just gave your last ip to someone else.

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dhbabcock
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Joined: 17 Aug 2010
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PostPosted: Tue Aug 17, 2010 18:58    Post subject: Reply with quote
Thanks for the response.
No, I pay for, and use a Static IP.
barryware
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Joined: 26 Jan 2008
Posts: 13049
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PostPosted: Tue Aug 17, 2010 19:12    Post subject: Reply with quote
dhbabcock wrote:
Thanks for the response.
No, I pay for, and use a Static IP.


Hmmm... I can't help. When I test routers, I use my main network as the router being tested's isp. I really don't think I ever tested a static wan ip..

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prizm3d
DD-WRT User


Joined: 08 Sep 2008
Posts: 137

PostPosted: Tue Aug 17, 2010 19:57    Post subject: Reply with quote
then again you could always try and see if dhcp mode works. I have fixed ip in my office, but i dont need to use static mode, the modem assigns the ip to the router
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dhbabcock
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Joined: 17 Aug 2010
Posts: 6

PostPosted: Wed Aug 18, 2010 14:00    Post subject: Reply with quote
Yes, as stated DHCP works.
I need the static IP for work reasons.
Something very funky going on Smile
LOM
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Joined: 28 Dec 2008
Posts: 7647

PostPosted: Wed Aug 18, 2010 14:33    Post subject: Reply with quote
dhbabcock wrote:
Yes, as stated DHCP works.
I need the static IP for work reasons.
Something very funky going on Smile


Did you fill in the Static DNS IP(s)?

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dhbabcock
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Joined: 17 Aug 2010
Posts: 6

PostPosted: Wed Aug 18, 2010 15:55    Post subject: Reply with quote
Yes, and even if not, checked ping against external IP.
dhbabcock
DD-WRT Novice


Joined: 17 Aug 2010
Posts: 6

PostPosted: Wed Aug 18, 2010 16:16    Post subject: Reply with quote
WAN IP is x.x.x.84
MASK 255.255.255.240
Gateway is x.x.x.81
Range for above should be .81 through .94
dhbabcock
DD-WRT Novice


Joined: 17 Aug 2010
Posts: 6

PostPosted: Thu Aug 19, 2010 12:36    Post subject: Reply with quote
Thanks for all the help on this folks.
I'm a victim of bad timing.
COX apparently screwed up on their end, and the power reset on my equipment placed their equipment on a different subnet, which meant my routing no longer worked. Nothing wrong with DD-WRT, it's the provider (go figure).

Thanks anyways!
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