Configuration Asterisk to PBX, and Asterisk to Asterisk

Hi guys,
I have to connect my asterisk to Other PBX but I don’t have idea how make this.
And how connect two asterisk ?
I don’t have ideia how make this.
Please send me all information about this.
Best Regards Luis.

You can connect 2 Asterisk Boxes using IAX2 or SIP. If Boxes are behind NAT I suggest IAX2.

IAX2 : … tt670.html

SIP : … erisk.html