BACnet stack for Linux

something goes wrong after this:

1.038: receive-i-am: From Device 16
1.038: receive-i-am: npdu snet=3 slen=6 local=0
1.038: receive-i-am: device snet=3 slen=6 local=0
1.038: receive-i-am: npdu src_mac=00:00:00:00:00:00
src_ip=192.168.103.19
1.038: receive-i-am: device src_mac=00:00:00:00:00:00
src_ip=192.168.103.19
2.002: MAIN: Delaying query: 2 seconds of 5 seconds.
3.002: MAIN: Delaying query: 3 seconds of 5 seconds.
4.002: MAIN: Delaying query: 4 seconds of 5 seconds.
5.002: MAIN: Delaying query: 5 seconds of 5 seconds.
5.502: query: Device 1 properties
5.502: query: Device 1 object-name from Device 1
5.502: RP: Property 77
5.502: send_npdu: src.mac=00:E0:4C:80:61:39 src.ip=192.168.103.7
5.502: abort: Sending Abort: Segmentation Not Supported to 1...

running: ./bacnet4linux -ieth1 -D4 > log