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Outlook 2002 SMTP Time Out

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HDRip

Technical User
Sep 12, 2001
22
CA
I'm running a W2k Pro workstation with Outlook 2002. Everything was working fine when I upgraded to 2002, but now I'm getting time out errors when trying to send mail...attachments and message size don't seem to matter. I was told that it was my NAV, so I uninstalled it but the problem remains. I've heard other people having the same issue but no one seems to have a resolution.

Anyone else been able to correct this?
 
Do you have a firewall installed?

joegz
"Sometimes you just need to find out what it's not first to figure out what it is."
 
No, I do however have a Linksys router, but again it was working fine for about a month then just it just quit sending.
 
ok..so when it times out are you able to ping the router? If yes are you able to ping the mail server?

Do you get a particular error message with maybe an error number in the text? This may help.

joegz
"Sometimes you just need to find out what it's not first to figure out what it is."
 
I was finally able to figure out the solution to this little problem. Seems that when I updated the firmware of the Linksys router it reset the option for MTU. It cranked the value to high and turned it off. I was able to ping my ISP and figure out the correct MTU setting, once I turned it back on and tested my Outlook on both computers everything worked fine.

Thanks to all for your suggestions, hopefully this helps someone else in the future.

For those who are unaware (like I was) of this MTU thing. You can use this FAQ from Linksys to figure the proper value setting. It applies to Linksys but should be useful for other routers.

To find 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.

1. Click on the Start button, then select the Run option.

2. In the "Open" field type in command (If you're using Windows 2K/NT/XP use CMD instead)

3. Once the window opens, you'll need to do a special ping. It should be formatted:

ping [-f] [-l] [MTU value] [Enter] an e... unfurl="true"]http://192.168.1.1/Filters.htm into the "Address" bar

6. You will be prompted for a User Name and Password. Leave the User Name blank and input admin as the password then click OK

7. Once you've done this you should find your self on the Filters tab. Scroll down to the bottom and look for "MTU". Enable the option and input the optimum value you got earlier. So for our example this would be 1480. After that value has been inputted click Apply then Continue and you're done.

NOTE: If you don't have a "MTU" option please goto and select the model number of the router you have and the OS you're using. Then click on "Firmware" and follow the upgrade instructions.
 
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