Options - Funkwerk bintec R1200 Manual

11 VPN
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11.3.2 Options

In this menu, you can make general settings of the global PPTP profile.
VPN PPTP Options
Fig. 140: -> ->
The menu, VPN -> PPTP -> Options consists of the following fields:
Fields in the Options Global Options menu
Field
GRE Window Adaption
GRE Window Size
Funkwerk Enterprise Communications GmbH
Description
Select whether the GRE Window Adaptation is to be enabled.
This adaptation only becomes necessary if you have down-
loaded service pack 1 from the Microsoft Windows XP page and
installed it. Since, in SP 1, Microsoft has changed the confirma-
tion algorithm in the GRE protocol, the automatic window adapt-
ation for GRE must be turned off on the funkwerk side.
The function is activated with Enabled.
The function is enabled by default.
Enter the maximum number of GRE packets that can be sent
without confirmation.
Windows XP uses a higher initial reception window in the GRE,
which is why the maximum send window size on the funkwerk
bintec R1xxx/R3xxx/R4xxx