i am not able to print sap documents in linux using default printer

hi,

I have installed sapgui720rev4 with java in linux. all the installation has been perfect but when i want

to print my SAP documents in linux i am not able to print them.i am not using cups just lp command

i open GUILOGON and there i had a tab called Options. in that i entered into preferences tab and there

i found spool printer option and in that i have written commands like

lp -c -d myprintername -n1

lpr commands but it wasnot working. the default spool printer option was

lp -d %p -n %n %o . i dont know what these options like %n %o do...

i request every body to plese help me.....

thanks in advance

thanking u all

sumanth