AFAIK you can not use 2 different pjsip instances within the same application. But you could start 2 applications (both using a single pjsip instance) on the same computer, or you can have a single application with a single pjsip instance and configure pjsip to listen on several interfaces. regards Klaus Am 09.06.2010 15:57, schrieb Hadj Amor Hassen: > Hi, > > I need to use pjsip twise time in the same computer ,i need to have two > pjsip stacks , ech pjsip work on a diff?rent interfaces and an > aplication control both stack . Is that possible using pjsip ? if yes > how I can do that ? > > > Thanks for help > > > _______________________________________________ > Visit our blog: http://blog.pjsip.org > > pjsip mailing list > pjsip at lists.pjsip.org > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org