VPNDescriptionUsing the tunnel flow-control receive-window command, you can configure thesize of the receiving window of the tunnel so as tocontrol the flow. Using the undotunnel flow-control receive-window command, you can restore the size of thereceiving window of the tunnel to the default value.This command can be used on both LAC and LNS, and is an optional configuration.The tunnel flow-control receive-window command can be used to adjust the size ofthe receiving window of tunnel. When congestion occurs at the destination end,reduce the window size properly for the purpose of flow control.Example# Configure the tunnel receiving window of L2TP group 1 as 6.[3Com-l2tp1] tunnel flow-control receive-window 61.1.17 tunnel nameSyntaxtunnel name nameundo tunnel nameViewL2TP group viewParametername: Identify the name of local tunnel. It is a string of 1 to 30 characters.DescriptionUsing the tunnel name command, you can configure the name of the local tunnel.Using the undo tunnel name command, you can restore the local tunnel name to thedefault value.By default, the local tunnel name is the router’s name.This command can be used on both LAC and LNS, and is an optional configuration.In the process of creating a L2TP group, the name of the local tunnel end will beinitialized as the router’s name.For related commands, see sysname, tunnel authentication, tunnel password.17