How to modify the MTU Settings for PPP Connections
in XP
To modify the MTU settings for PPP connections, you need to add the ProtocolType DWORD
value, the PPPProtocolType DWORD value, and the ProtocolMTU DWORD value to the
following registry key:
Add a Protocols subkey (if it does not already exist). To
do so:
a.
On the Edit menu, point
to New, and then click
Key.
b.
Type Protocols, and then
press ENTER.
4.
Add a 0 (zero) subkey to the Protocols subkey. To do so:
a.
Click the Protocols subkey that you created step
3.
b.
On the Edit menu, point
to New, and then click
Key.
c.
Type 0 (zero), and then
press ENTER.
5.
Click the 0 subkey that you created in step 4.
6.
On the Edit menu, point to
New, and then click
DWORD Value.
7.
In the Value data box, type
ProtocolType, and then click
OK.
8.
On the Edit menu, click
Modify.
9.
In the Value data box, type
800, make sure
Hexadecimal is selected under Base,
and then click OK.
10.
On the Edit menu, point to
New, and then click
DWORD Value.
11.
Type PPPProtocolType, and
then press ENTER.
12.
On the Edit menu, click
Modify.
13.
In the Value data box, type
21, make sure
Hexadecimal is selected under Base,
and then click OK.
14.
On the Edit menu, point to
New, and then click
DWORD Value.
15.
Type ProtocolMTU, and then
press ENTER.
16.
On the Edit menu, click
Modify.
17.
Under Base, click
Decimal, type the MTU size that you want in
the Value data box, and then click
OK.
18.
Quit Registry Editor.
19.
Restart your computer.
Warning from Microsoft: This article contains information about modifying the
registry. Before you modify the registry, make sure to back it up and make sure
that you understand how to restore the registry if a problem occurs. For
information about how to back up, restore, and edit the registry, click the
following article number to view the article in the Microsoft Knowledge Base:
256986
Description of the Microsoft Windows Registry
