Service Alert
| Subject:
If you receive "Error Message 421" using Outlook or Outlook Express (or "Unable to send Message" errors with other email clients) using a Linksys BEFSR41, BEFSR81 or BEFW11S4 Router, follow the steps below to resolve the problem. Resolution Steps: - First, to access the Linksys Router, type the Router's IP Address (default is 192.168.1.1) into the Browser URL field.
- You will be prompted for a Username and Password. The default Username is blank (empty field), and the default Password is admin. Click [OK].
| | | 3. | Once the Linksys Router Setup screen appears, click on the [Advanced] Tab. | | | 4. | Click on the [Filters] Tab. | | | 5. | Scroll down till you see where it says, "MTU:" click [Enable]. Next, in the field labeled "Size:", enter 1492. | | 6.
7. | Click [Apply], and then close the browser.
You should now be able to send email without errors. |
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