Card Use the Card subtab to provision the MS-ISC-100T framing type. Mode Choose the card mode: • HDLC—High-level data link control. (Does not support VLAN trunking.) • GFP-F—Frame-mapped generic framing procedure, a PDU-oriented adaptation mode that maps a client frame into one GFP frame. Apply Applies changes made to the fields in the tab. Reset Cancels any changes to the tab and returns the fields to their last-saved settings. Help Displays context-sensitive help.