Not sure how to respond to this thread.
www.pbxforums.com
I just wanted to share my response. I was able to get it working by adding this to the bridge string in the outbound route.
{rtp_secure_media=true:AES_CM_128_HMAC_SHA1_80}sofia/gateway/xxxxx/$dialed_number
Cant seem to send a fax through secure media
I've been trying to set up a fax server. I have successfully been able to send a fax under non SRTP settings with my SIP trunk. But when I turn those on Twilio sends me an error saying "SIP: Secure media required: SIP trunk or domain is required to use secure media (SRTP)." I'm supposedly using...

I just wanted to share my response. I was able to get it working by adding this to the bridge string in the outbound route.
{rtp_secure_media=true:AES_CM_128_HMAC_SHA1_80}sofia/gateway/xxxxx/$dialed_number