D-Link DI-1750 Reference Manual page 521

15.1.15 set tunnel accepting window size
This command is used to specify local accepting BUFFER size. At the same time, it will notify the
opposite when the L2TP tunnel negotiating. the opposite station specify the sliding window size of
corresponding sent diagram. The size can change from 1 to 100,
relative setting command as below：
L2tp
receive-window-size
L2tp(undo)
receive-window-size
The example below creates a VPDN group and sets the size of sliding window received by it as 5.
First enter the vpdn-group 1, then configure as LAC with command "request-dialin" and bind the VPDN
group with L2tp protocol with command "protocol l2tp". Then,
receive-window" just as below
Current Status:vpdn Current Directory: config
Key Word:
Q(quit)
(00)accept_dialin VPDN accept-dialin group configuration
(01)chmem Change memory of system
(02)controller controller configuration
(03)domain Initiate a tunnel based on domain name
(04)exit exit / quit
(05)force-local-chap Force a CHAP challenge to be instigated locally
(06)help Description of the interactive help system
(07)hotkey ctrl+\ :print system information , ctrl+] :reboot
(08)initiate-to Initiate tunnel to remote peer
(09)interface interface configuration
(10)l2tp L2TP specific commands
(11)lcp-renegotiation force LCP negotiate locally
(12)local-name Local name used for group authentication
(13)pptp PPTP specific commands
(14)protocol Tunneling protocol to be used
(16)request-dialin VPDN request-dialin group configuration
(17)router routing protocol configuration
(19)set_e1_threshold SET E1 THRESHOLD
(20)show show configuration and status
(21)terminate-from Terminate tunnel from remote peer
(22)virtual-template Virtual template to clone from
(23)vlan Vlan commands
Please Input the code of command to be execute(0-23): 10
Current Status:vpdn Current Directory: config
Key Word:
U(undo) Q(quit)
(00)tunnel L2TP tunnel commands
(01)hidden Allow AVPs to be hidden
Please Input the code of command to be execute(0-1): 00
Current Status:vpdn Current Directory: config
Key Word:
Q(quit)
(00)authentication tunnel Authentication
(01)hello set the interval of sending Hello packet
(02)password password tunnel for authentication
(03)receive-window set the size for control channel Receive window
Command
tunnel receive-window
tunnel receive-window
Model Name
Set tunnel accepting window size.
Cancel tunnel accepting window size.
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Function
configure the "L2tp tunnel