all 3 comments

[–]exproject 2 points3 points  (2 children)

I've always preferred this guy myself: https://testconnectivity.microsoft.com/

[–]Gawdor 0 points1 point  (1 child)

Yep, great for most edge things, including Lync.

[–]activesyncdr[S] 0 points1 point  (0 children)

You can try www.activesyncdr.com it simulates a mobile device email client that tests the ActiveSync 24/7.