Thank you for your reply , i want to dial both users simultaneously or serially based on some dynamic values, that why i used comma seperator to make simultaneous calls. wether the following will work? "[ignore_early_media=true,monitor_early_media_fail=user_busy:1:480+620!destination_out_of_order:2:1776.7,originate_continue_on_timeout=true]sofia/gateway/bandwidth.com/+919884978816,[ignore_early_media=true,monitor_early_media_fail=user_busy:1:480+620!destination_out_of_order:2:1776.7] sofia/gateway/bandwidth.com/+919677080275" caching the variables into the [] tags?, am an newbie sorry if this question is silly -- View this message in context: http://freeswitch-users.2379917.n2.nabble.com/Error-While-Dialing-Two-Number... Sent from the freeswitch-users mailing list archive at Nabble.com.