How login with https for more site on liferay 6.1

[tri trong，修改在11 年前。]

Hi, i have problem with https when login for many sites on liferay.
I have 3 site, abc.com (the main), dn.abc.com, hn.abc.com on one liferay portal.
T configured when client access http://abc.com, click button login redirect to https://abc.com (login) ok.
But when i access http://hn.abc.com, click button login then redirect to https://abc.com (not https://hn.abc.com) ?
I want when access https://hn.abc.com, click button login will redirect to https://hn.abc.com/xxxxx (login)

I have add on file portal-ext.properties

company.security.auth.requires.https=true

Please help me. Thank
Sorry for English not good.