media: { ipv6 = false #min_nack_queue = 500 rtp_port_range = "20000-40000" #dtls_mtu = 1200 #no_media_timer = 1 #slowlink_threshold = 4 #twcc_period = 100 #dtls_timeout = 500 ... } changing NAT for STUN/TURN servers to gather ICE using 1:1 NAT( suited to Amzon EC2) ...