Questions need answer for ACS 8460

[Sam2009]

Hi all
I have some questions about ACS 8460 and need right answer, please help me

1- Are some audio port reserved when a conferance is scheduled?

2- Can 8460 ACS server be connected to any PBX ( IP & TDM)?

3-could these sets (IP touch 4068 - 4038 - 4028 ) allow access to 8460 ACS using graphical interface?

4-Is it possible to record an audio file from end-user PC and upload it in 8670 AMDS to creat a new message to broadcast?

Thx