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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > iPod, iPhone & Apple TV > iPhone WiFi connection problems

iPhone WiFi connection problems
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Jun 30, 2007, 08:40 AM
 
Posts starting to show up at other forums with my problem. I can get an IP address fine from my WiFi router but nothing will connect. Safari returns "Can't find server". Google maps and weather just sit and spin. Now the odd thing. I shut off Wifi and can connect via edge. Google maps appear on edge. Turned wifi back on. I can use wifi to go back to those specific maps but no others. Same with web pages. Connect to Amazon via Edge. Turn wifi back on. Now I can connect to Amazon's main page but no deeper to books, etc. "Can't Find the Server".
Factoids: Belkin router with open network (I live far from road and neighbors), moved iphone IP to DMZ-no help; turned off router firewall-no change.
Any ideas?
     
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Jun 30, 2007, 10:03 AM
 
Same problem here...it shows up on my router as a connected device but it fails when trying to do anything, web, email, maps. I'm sure its a glitch soon to be fixed! Linksys router
Al PowerBook 17" ~ Leopard ~ iPhone-3G-8Gb
     
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Jun 30, 2007, 11:00 AM
 
Yup. I got the same problem. So did my friend in another Boston.

I have a linksys. Was b/g mixed. Tried changing to G only. No luck.

Still sweet ass though
     
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Jun 30, 2007, 12:18 PM
 
I fixed my problem by turning off security. No password no problem. I had wep before. maybe wpa is better dunno.
     
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Jun 30, 2007, 12:29 PM
 
Originally Posted by Moderator View Post
I fixed my problem by turning off security. No password no problem. I had wep before. maybe wpa is better dunno.
I tried my network wide open and the phones MAC address is showing up in my connected list but still no go..I have a Linksys WRT300n set to BG mixed WiFi
Al PowerBook 17" ~ Leopard ~ iPhone-3G-8Gb
     
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Jun 30, 2007, 12:33 PM
 
Eek...I don't feel comfortable having a network with security totally off...
MBP 15" 2.33 ghz 256Video Card
40 Gig iPod, Airport Extreme
     
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Jun 30, 2007, 01:09 PM
 
Originally Posted by NateEssex View Post
Eek...I don't feel comfortable having a network with security totally off...
Well this was to try to just get it to connect im usually all secure
Al PowerBook 17" ~ Leopard ~ iPhone-3G-8Gb
     
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Jun 30, 2007, 01:18 PM
 
Mine worked fine with security on. Entered my PW and I was in. And its pretty quick.
     
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Jun 30, 2007, 02:35 PM
 
Fixed it!! For me at least it was a DNS issue. The iphone was getting the router's ip on top of the dns address. I noticed the web pages hung up at the first contact when the IP address is usually looked up on the DNS. I deleted the dns numbers on the dhcp panel then looked up my DNS numbers on my router. (For a belkin, point your browser to 192.168.2.1) I typed in the DNS ip address manually in the dhcp panel and I'm back online. And this is after adding in WPA security.
     
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Jun 30, 2007, 02:44 PM
 
Originally Posted by ::maroma:: View Post
Mine worked fine with security on. Entered my PW and I was in. And its pretty quick.
Ditto. Airport Extreme router.
20" 2.66 GHz Intel Core 2 Duo iMac --- just upgraded
17" 2.16 GHz Intel Core Duo MacBookPro --- soon to be upgraded
     
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Jun 30, 2007, 03:03 PM
 
Originally Posted by Mrjinglesusa View Post
Ditto. Airport Extreme router.
Airport Express here.
     
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Jun 30, 2007, 04:45 PM
 
I can't connect to a friend's wireless router. He thinks it is a linksys or netgear. The iPhone sees it and suggests "WEP Encryption". I found the password on his MacBook in the Network security pane, but the iPhone won't connect. It just says "Unable to join sbob network". Does this have something to do with that funny hexadecimal thing that used to happen with WEP? The password began with a "$" if that signifies something; although that could have just been the password.

I can connect to my Airport without problems.

Any help?
thanks,
kman
     
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Jun 30, 2007, 11:31 PM
 
I have added 3 WiFi networks as I visit people and for some reason, the iPhone drops the Wifi and goes with the Edge ?!?! I don't know how to MAKE it try/use WiFi first or exclusively.

Any suggestions?
MBP 15" 2.33 ghz 256Video Card
40 Gig iPod, Airport Extreme
     
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Jun 30, 2007, 11:48 PM
 
Having problems with Linksys here. Reminded me of issues I had with old airport cards. Changed the connection from WEP Password to WEP Hex/ASCII and entered string. Works great. A pain, but it works.

New, Improved and Legal in 50 States
     
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Jul 1, 2007, 12:56 PM
 
Here is what I've noticed:

After I sync my phone, I get the Wifi Icon and it will stay up for my home wireless. As soon as I select an app that uses Internet, it disappears and goes back to Edge.

Any ideas?!?!
MBP 15" 2.33 ghz 256Video Card
40 Gig iPod, Airport Extreme
     
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Jul 1, 2007, 01:59 PM
 
I have a Linksys router we use at work (no key) and a Netgear at home (no key either) and set up the Netgear router first. One of my neighbors has a Linksys that is keyed, and when I'm at home, for some reason it constantly wants to be connected to the Linksys. It's not mine, I don't know the key, and wish it would stop trying to connect. That's my only real gripe with the phone so far. Maybe it's got something to do with Apple and Cisco's agreement on the iPhone name.
     
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Jul 1, 2007, 02:06 PM
 
Originally Posted by rclay6612 View Post
Fixed it!! For me at least it was a DNS issue. The iphone was getting the router's ip on top of the dns address. I noticed the web pages hung up at the first contact when the IP address is usually looked up on the DNS. I deleted the dns numbers on the dhcp panel then looked up my DNS numbers on my router. (For a belkin, point your browser to 192.168.2.1) I typed in the DNS ip address manually in the dhcp panel and I'm back online. And this is after adding in WPA security.
I had to enter my WEP pasword under WEP Hex or ASCII instead of plain WEP. Almost every house around me has an Access Point so I have to have some kind of password. I have Verizon FIOS and when they installed it they gave me bigger wireless ActionTec router and asked me to use it instead of my old one. That ActionTec works great with every laptop but I am having lot of problems connecting iPhone to WiFi and staying on it, it is very inconsistent.
Same experience: when it finally connects (I have to reenter SSID and password every time iPhone goes to sleep) and I get all the bands showing WiFi in range I go to Safari and it times out saying it can not find a server. I have to I added DNS once and now it remembers it.
When I shut the iPhone off, turn it on and then enter WiFi settings everything works perfectly. I just hate to do that every time. It seems that I will have to rely on WiFi and going through that procedure is really annoying. I live and work in Sarasota, FL and my Edge speed tests on iPhone showed only between 80 and 140 kbit/s. Some other people reported Edge running at 360+ kbit/s in different parts of the country.
When I drove past Tampa my wife's new Nokia N75 was flying on 3G and they are supposed to upgrade our area within 6 months. Hopefully when they upgrade to 3G infrastructure Edge would get a bump as well.
     
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Jul 1, 2007, 04:23 PM
 
After 24 hours of trying to get my wife's Iphone to connect to our D-Link Wireless Access Point, I found a thread on the Apple Support that fixed the problem.

The thread indicated the IPhone apparently has problems resolving DNS names, to look up the DNS name and manually enter the address into the Iphone.

I found the DNS Address for my web company, manually entered it into the phone and WHAM it connected immediately and works much better over DSL than on the ATT Edge Network.

We are using DSL to a D-Link Router to a D-Link WAP. I have never had trouble with my MacMini, MacBook or WIndows PC with this set up, but the Iphone would not work before I manually entered the DNS Address.
     
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Jul 1, 2007, 07:36 PM
 
Okay, I've been able to get two wireless networks to work by putting the password but first changing the Security setting from WEP Password to "WEP hex or ASCII".

Since I've been doing that, 2 out of 2 WiFi's have worked for me.
MBP 15" 2.33 ghz 256Video Card
40 Gig iPod, Airport Extreme
     
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Jul 3, 2007, 01:45 PM
 
I had the DNS issue. Fixed it by pointing the DNS at 4.2.2.2
This address should work in most cases.
     
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Jul 4, 2007, 02:04 PM
 
As was mentioned there can be a conflict with wireless IP addresses when iPhone tries to connect to your wireless router.
Step 1: open your network pref pane and click one TCP/IP info. generally you should see Using DHCP. Note your subnet mask and router IP address.
Step2: on the iPhone -go to "settings" - Wi-Fi set to "on" and select: choose a network
Step 3: after selecting your wireless network change to static IP temporarly.
Step 4: clear IP address field go down to subnet mask and enter manually same with router Ip you saw on the pref pane.
Step 5: switch back to DHCP and renew

If you are prompted for a WEP switch to WEP ACII and preceed password with $. ..sometimes not required.

You may need to click "forget network" and turn off phone before proceeding with the above.
     
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Jul 4, 2007, 02:05 PM
 
once all this is done you may want to turn off "ask to join networks"
(Last edited by byronS; Jul 4, 2007 at 02:09 PM. (Reason:duplicate))