So after reading a bit into the #packetradio #netrom protocol used in #amateurradio, Net/ROM is fixed to 236 byte packets if I read that right? Is there an improved protocol for routing ( #flexnet is closed-source) on top of #il2p (evolution of #ax25 ) ?

https://packet-radio.net/wp-content/uploads/2017/04/netrom1.pdf