GPRS chap authentication - Networking

I am developing a embed program to dial-up to internet using GPRS.
As I had learn in the pc's dial-up program, the username and password
can be set blank, and It is said that the password is not necessary checked.
Then ,I want to know ,What message is pass to the CHAP MD5 process?
I had make some experiment, just use the 20 byte message recevie for
the server ,the result of MD5 is differ to the respond!
Is some thing that I don't know add to the message of the server or
the respond is just some radom bytes?

Related

Free GPRS wap to view the net is this possible

I have read a few posts but dont fully understand.
I am in the UK and pay for Web GPRS but wap GPRS is free, Now i think i read some where where people had set up at home a sort of gateway using there home broadband service.
They have said that certain ports are blocked on a wap connection (so youu cant go on the net to view we pages) so they find a port that is not blocked and use that port and set it to goto here PC at home, and the "gateway" at home will send them back out onto the NET via there home PCs internet connection.
Sorry if this dose not make sence
Thanks
John
Interent through WAP
No. I don't know much about that. but I have tried to use internet though WAP. I used "wsp://" instat of "http://". It works for some internet pages. But it doesn't work for all web pages.
Where did you read about what you have send in the email before?
Do you have more information aobut how to use internet though WAP?
i found the info on the forum it was in a few different threads i will look and post the links to them
The T-mobile free wap allows tcp ports:
http 80, smtp 25, imap 143, pop3 110
So if you need https 443, run a squid web proxy on your home linux machine on port 110 and go to network settings on your pda and configure the http and "secure" proxies for your.home.com 110.
If you need other tcp ports like say nntp 119, run sshd on your home linux machine listening on port 143, then use pocketty on your pda to connect to your.home.com 143 and also set up port forwarding to forward localhost 119 to some.nntpserver.com 119, then configure your pda newsreader to read news on localhost 119. Set up similar port forwards for any other ports. The only problem is pocketty isn't free.
-K
You linux programmers seem to have doors that dont exist for normal software users, I wish I could understand how to use it.
What are the connection settings we need to use in the U.S.? I found some info that says to use internet3.voicestream.com or wap.voicestream.com, but my phone doesn't connect. It immediately gives a me "modem disconnect" error message. Has anyone gotten this to work?
I got it!!
Nevermind... I got it to work. I had to call T-Mobile and have them activate the "free GPRS/WAP service" on my account. It took me 2 calls since the first tech said that you can't even use a wap browser on the Pocket PC Phone (yeah, right). I hung up with that tech and call them right back and got a person who knew what they were talking about. Once I had them activate it, it took about 20 minutes for it work (the tech told me it could take up to 24hrs.). Here's what I did on my phone.
Settings:
- Add new GPRS Connection
- Name the Connection to whatever you want
- Make sure to select "Celluar (GPRS)"
- Click "Next"
- Enter Access Point Name of: wap.voicestream.com
- Click "Next"
- No username or PW
- Click "Finish"
If you get on great. If you don't and recieve a "Modem Disconnect" error, you'll need to call CS and have them activate your account to use the free GPRS/WAP service. They say it's just for wap sites and to d/l pictures and ringtones from the T-Mobile site, but it works for most http sites as as well.

MMS and T-mobile UK settings.

I have tried lots of times to set up my XDA to get picture messages. I has never worked. I can surf the net, and get (but not send) e-mail(POP3).
Sometimes I have had an error message that says "Cannot connect with current connection, to change your connections press settings". If I press settings it goes to a page with: My ISP name and My work network.
As I have changed stuff sometimes, I can click download MMS and a yellow icon says receiving, and it stops!!!
I know someone will just say do a search.......but i have tried, the best settings I got were:
MMS
APN - general.t-mobile.uk
IP Address - 149.254.211.010
User Name - user
Password - one2one
URL - http://mmsc.t-mobile.co.uk
The first page of options in the MMS composer says
connect via: What goes here??
In the MMS composer setup there is no space for username or password, so where does it go??
Can someone explain the process in really simple step by step instructions , as just giving settings, and not explaing where to put them is not helpful for a dummy like me!!!
Thanks!
many operators require you dont make a connections like you did for the
gprs with all the same settings and use a different accesspoint name
often mms
and use that
i'm sure if you search excluding to the networking it forum and use the search string
Tmobile AND mms
you'll find some guides
the AND part mean that you will only get results which include both the search words
After further fiddling, I have found out I can send myself a MMS, just not get one from someone else.
Any tips?

E-mail (gmail) on a non standard port?

On my Prophet I would like to use my Gmail next to my Hotmail account. I've enabled POP in my Gmail account and I tried to set it up on the phone. However, Gmail requires usage of port 995 for pop and 465 for smtp. There is no setting for the port on the Prophet. I tried inputting pop.gmail.com:995 and smtp.gmail.com:465 for the servers but that made no difference (it 'connects' but asks me for my login info while 'loggin on...' and yes I've tried it with and without @gmail.com and retyped my password several times).
Does anybody have a work around? Or.. an option I've missed? Or.. an hack to make it possible to use a different port? Or.. a name of an e-mail application that works on Windows Mobile that provides this feature?
Here, this is the way to set up GMail:
In the Server Information, click Option, and in the "Require SSL connection" box, check/enabled that option. Also, below it, check "outgoing mail requires authentication."
With these two enabled, GMail will work fine.
One last thing, you can only select "Get message header only". If you select get entire mail, once you download your mail to your PPC, you cannot download the mail anymore in your desktop via Pop3.
For Wifi connection, I would recommend you specify larger size of header to download, I use the max 999 KB of message body.
For slower connection like GPRS, I set mine to only download 10 KB of message body.
Hope this helps.
That's weird.. I tried what you propose but as I said it would keeps asking me for my login information? Since those are correct I assumed it was due to the fact that I didnt set the right port number anywhere?
Anything I'm overlooking here then?
Not sure what you miss. I will recommend you just delete that mail box and re-create it again. If it does prompt you for login information, I guess there is a chance you typed the wrong pwd.
But it should work fine. You can use your login without the @gmail.com
Does it work for you? On your Prophet?
Here's what I do @ Outlook E-mail:
* Menu | Tools | New account
* Enter e-mail address: flyingd*[email protected]
* Auto configuration (never goes past Download..) --> Next
* Your name: Full Name
Username: flyingd*tchman [or] flyingd*[email protected]
Password: Password (includes one capital)
* Account type: POP3
Name: gmail
* Incoming mail: pop.gmail.com
Outgoing mail: smtp.gmail.com
Domain:
* Options
Connection: The Internet (= T-Mobile GPRS)
Checked SSL connection
Checked outgoing mail requires authentication
* Finish
Then it goes 'connecting' followed by 'loggin on..' and it keeps asking me for my incoming E-mail username and password?
yes, i just verified my config with yours, line per line.
I have also my password saved there, and limit to 10KB header of message to download over the GPRS link.
Um, this is not a free solution, but you can also use Flexmail 2007, which is an excellent client and supports port changing and everything under the sun.
Does everything under the sun include checking for new e-mail say every minute and reporting new e-mail to the 'today' screen?
It can check for new email every minute.
It doesn't have a Today screen plugin which is one of the main faults of the program, I guess. However, it has the ability to stay minimized in the System tray next to the Wifi icon and it has the ability to notify on each new email so I guess it can tell you when you have new email.
I don't check for my mail every minute and usually use it with my Wifi connection so its perfect for me.
But it can do those things which you mentioned

dial-up email advice please

Hi
I am trying to setup my o2 exec to send and receive email from my work.
I have to dial in to a modem using a user id and password. I then have to use a 2nd id and password to access the email. Has anyone got any tips on how to do this? I have all the settings and can get a pc with modem to work ok.
I have tried to setup a modem using the settings I have, and I have tried to setup an email account to use the modem but I keep getting no modem on this connection. If I dial the connection number on a landline I can here the modem connection.
Any help would be appreciated. Fast running out of Nurofen Plus
Thanks
ph236
Are the modem connected to your PC or it's a wireless modem and connected to your PPC?
Hi ranju
What I need to do is to connect my xda exec to my work dial-up by just using the xda not any external modem or pc
ph236
First of all, you should be able for accessing internet from your ppc through activesync or wireless connection.
Now, create a new pop3 account in ppc. Follow the steps:
1. enter the email address
2. your name, email user id (i.e. [email protected]), password and tick on save password.
3. account type (i.e. pop3).
4. server address (i.e. in = pop.gmail.com, out = smtp.gmail.com).
5. click on options. select the connection to be used.
6. click on next. uncheck incomming ssl authentication (in case of gmail), check outgoing authentication (in case of gmail) and uncheck use separate settings.
7. finish and close messaging client.
8. open the messaging client and click on send receive.
Hope it will help. You may also do a softreset after the configuration.
Hi ranju
I need to be able to connect via the dial-up modem at work and my exda on the move using the in built phone.
I need to dial into the modem from my xda to the work modem. make a connection using user id and password.
When the connection is established I then need to use a second id and password to get to my email store.
I won't have a pc connection during any of this.
Sorry if I was a bit misleading.
Peter
Let's try to split a problem into 2 parts.
1) Establish a connection using your GSM connection (without GPRS) = "dial-into" your work server.
2) Check your mail.
So, for 1)
you need your XDA to recognise ISP/Work mode properly first.
By default Work mode is for addresses that are either without dots (e.g. server1), or those found on exception list (e.g. intra.company.com/*), otherwise ISP mode is used.
In Settings > Connections, under Connections, there's Advanced tab where you can find Exceptions list. Add your company intranet mask to it.
Then under same Settings/Connections/Connections, go to Tasks tab, Configure your ISP for normal GPRS, so you're still able to browse Internet via GPRS. But configure your WORK connection using modem! Enter name and select for a modem "Cellular Line" AND NOT "Cellular Line (GPRS, 3G)" or others. It will ask you for number to be dialed to work server. Best if you put it in international format. Then enter usename, password and domain on the next screen - and Advanced will give you more options like "Software Compression" or "IP Header Compression".
On Advanced tab select Dialing Rules... button if you have different rules of dialing to work depending on where you are. This would only be needed if your charges for local phone call are different from national number.
Now any attempt to get some data from server1 or server1.intra.company.com will automatically connect you to WORK via your chosen way - that is just modem. If you have modem and VPN, modem takes precedence.
2) Configure your mail client as usual. Be sure that your mailserver name falls into "Work" category: either just Netbios name or DNS name which responds to Exceptions list. Attempt to Send/Receive should refer to this server which in turn should cause dialing via normal modem and not GPRS with automatic username/password provision.
ranju has already provided instructions on how to deal with Email configuration
That's all folks!
Ta-da.
Hi EastExpert.
Thanks for the info I will give a try. Hopefully I can lay off the nurofen for a while.
If I have any difficulties is it ok if I ask for your expertise again.
Cheers
ph236

O2 GPRS settings

Hi
I am having problems with my internet connection on an O2 XDAii (UK). My GPRS (Mobile Web) connection seems to connect and when I use vxUtil ping I can reach net destinations however MSN, IE and netfront doesn't work.
MSN says "Proxy Error - Cannont locate the proxy server. To change proxy servers, tap settings" when I try and login. IE just says can't find the page, and netfront sometimes works but mainly doesn't. Activesync over the net fails as well.
This started happening after a restore using sprite back up. I've checked my connection settings against http://forum.xda-developers.com/showthread.php?t=290164
and it seems correct. I am faced with reinstalling everything now.
Have you made any ROM updates prior to restore?
her are the settings for o2 gprs
access point name = mobile.o2.co.uk
user name = o2web
password = password
use specific server address DNS 193.113.200.200
ALT DNS 193.113.200.201
Hi thanks for your responses.
I haven't put any ROM updates on it and have got the same settings in my connection.
still no joy
User name to CAP letter O so it reads user name = O2web
Thats the only difference I have if this doesn't work Hardreset and try it again as something must be screwed up - Mike

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