To configure TCP MSS adjustment on a VPRN site
Note: Perform this procedure to specify an ISA-BB group and a maximum segment size on a VPRN site that is to be part of a TCP MSS adjustment configuration. For more information, see TCP MSS adjustment for PPPoE sessions and Workflow to configure TCP MSS adjustment.
Steps
| 1  | Choose Manage→Service→Services from the NFM-P main menu. The Manage Services form opens. | 
| 2  | Choose a VPRN service and click Properties. The VPRN Service (Edit) form opens. | 
| 3  | On the service navigation tree, expand the Sites icon, right-click on a routing instance and choose Properties. The VPRN Site (Edit) form opens. | 
| 4  | On the General tab, select an ISA-BB group and configure the TCP Maximum Segment Size parameter. | 
| 5  | Save your changes and close the forms. End of steps |