When logging into the portal, you need to go this link here, then use your username, followed by @asms.sa.edu.au for example: smit01@asms.sa.edu.au
If you are having trouble logging into the portal, then please get in touch with the ICT department by either contacting them at ict@asms.sa.edu.au or giving the school a call on (08) 8201 5686