interface loop0
tx-interface loop1
node loop1-output
- buffer-flags ip4 offload-ip-cksum offload-udp-cksum
+ buffer-flags ip4 offload
+ buffer-offload-flags offload-ip-cksum offload-udp-cksum
data { IP4: 1.2.3 -> 4.5.6
UDP: 11.22.33.44 -> 11.22.34.44
ttl 2 checksum 13