Hi Oliver, > On 26.02.2019 12:04, Oliver Hartkopp wrote: > > Hi Julius, > (..) > > The reason for IFF_ECHO was, that the data frame which is sent onto the wire > (by one application) is not visible to all the other applications on the same > (local) host. Therefore a successful transmission on the wire triggers the > 'echo' of the sent content into the local host. >
Thank you for the explanation - I can adjust the comment, if you like to. > So what are you getting back after you enabled IFF_ECHO on your mac80211 > device? > > Is it just a 'status' about a sent packet, or is it the packet ('full > content') itself? We are actually getting back the full content of the packet. So it matches the behaviour of the 'echo' in CAN. > > Regards, > Oliver > Many thanks, Julius