ax25-apps binary package in Ubuntu Lunar riscv64

 This package provides specific user applications for hamradio
 that use AX.25 Net/ROM or ROSE network protocols:
  * axcall: a general purpose AX.25, NET/ROM and ROSE connection
    program.
  * axlisten: a network monitor of all AX.25 traffic heard by the system.
  * ax25ipd: an RFC1226 compliant daemon which provides
    encapsulation of AX.25 traffic over IP.
  * ax25mond: retransmits data received from sockets into an AX.25
    monitor socket.

Source package