serguei pavlov

Thanks for the great explanation, Lee.

Hello, I have Hylafax+ Version 7.0.2, Cisco SPA112 ATA to send/receive faxes over IP with T.38 (hopefully, T.38 is working) and a couple of multitech modems 9234ZBA. The setup is quite simple. Hylafax configs for the modems are set to Class1. I have the following lines in my configs in order to activate ECM: Class1ECMSupport: Yes Class1PersistentECM: Yes Class1ECMFrameSize: 256 Outgoing faxes are flowing just well with ECM enabled. However, all incoming faxes have no ECM. I see it from the logs and...