Peter Villeneuve writes:
I have tried force-relay but I belive that only works when the clients already have ICE relay candidates, in that case rtpengine simply replaces them with its own.
i tested and (as i thought) the above is not true.
incoming:
a=candidate:c062661e 1 UDP 2113932031 192.98.102.30 10490 typ host. a=candidate:c062661e 2 UDP 2113932030 192.98.102.30 10491 typ host. a=candidate:c0a82b92 1 UDP 2113932031 192.168.43.146 10490 typ host. a=candidate:c0a82b92 2 UDP 2113932030 192.168.43.146 10491 typ host. a=candidate:c062671e 1 UDP 2113932031 192.98.103.30 10490 typ host. a=candidate:c062671e 2 UDP 2113932030 192.98.103.30 10491 typ host. a=candidate:63c01c46 1 UDP 2113932031 2002:c062:661e::1 10490 typ host. a=candidate:63c01c46 2 UDP 2113932030 2002:c062:661e::1 10491 typ host. a=candidate:1e6662c0 1 UDP 2113932031 ::192.98.102.30 10490 typ host. a=candidate:1e6662c0 2 UDP 2113932030 ::192.98.102.30 10491 typ host. a=candidate:5d6a04d2 1 UDP 1677721855 93.106.4.211 10490 typ srflx raddr 192.98.102.30 rport 10490. a=candidate:5d6a04d2 2 UDP 1677721854 93.106.4.211 10491 typ srflx raddr 192.98.102.30 rport 10491.
outgoing after force-relay:
a=candidate:c062661e 1 UDP 2113932031 192.98.102.30 10490 typ host. a=candidate:c062661e 2 UDP 2113932030 192.98.102.30 10491 typ host. a=candidate:c0a82b92 1 UDP 2113932031 192.168.43.146 10490 typ host. a=candidate:c0a82b92 2 UDP 2113932030 192.168.43.146 10491 typ host. a=candidate:c062671e 1 UDP 2113932031 192.98.103.30 10490 typ host. a=candidate:c062671e 2 UDP 2113932030 192.98.103.30 10491 typ host. a=candidate:63c01c46 1 UDP 2113932031 2002:c062:661e::1 10490 typ host. a=candidate:63c01c46 2 UDP 2113932030 2002:c062:661e::1 10491 typ host. a=candidate:1e6662c0 1 UDP 2113932031 ::192.98.102.30 10490 typ host. a=candidate:1e6662c0 2 UDP 2113932030 ::192.98.102.30 10491 typ host. a=candidate:5d6a04d2 1 UDP 1677721855 93.106.4.211 10490 typ srflx raddr 192.98.102.30 rport 10490. a=candidate:5d6a04d2 2 UDP 1677721854 93.106.4.211 10491 typ srflx raddr 192.98.102.30 rport 10491. a=candidate:UrghmdNHD8slTr03 1 UDP 16777215 192.98.102.30 50350 typ relay. a=candidate:UrghmdNHD8slTr03 2 UDP 16777214 192.98.102.30 50351 typ relay.
-- juha