Port (STM1E-12 cards only) The Port subtab allows you to provision ONS 15454 SDH STM1E-12 card port parameters. Item Description Port The card port number. Interface Allows you to provision Ports 9 to 12 to be framed for STM1, E4 framed, or E4 unframed. Ports 1 to 8 cannot be changed. 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.