SP global logout

[Peter Schober]

* MA Lanxin <ma at ihep.ac.cn> [2012-03-01 17:13]:
> I have an IDP with version 2.3.5 and SPs with version 2.4.3.
> Does SP 2.4.3 support global logout?

The SP does, the IdP does not.
Whether your application does is up to you (the way you perform the
integration with the SP).

> If I want to logout from SP and IDP, what should I do?

First of all read
https://wiki.shibboleth.net/confluence/display/SHIB2/SLOIssues
>From what you wrote it's not clear you did.
-peter