saleem@h1:~/freebsd-14.3_x86_64_ilnp-v1.2.0/test $ ./ilnp_host_test.sh 
*** Script to test ILNP installation on this host, h1-1a.usta.
dgram inet6 udp 2001:630:35:1a::1:abcd 0
stream inet6 tcp 2001:630:35:1a::1:abcd 0
seqpacket inet6 sctp 2001:630:35:1a::1:abcd 0
*** Starting tcpdump to file 20260528-162335_h1-1a.usta_h2-2a.usta_installation_test.pcap ...
*** Starting ping to h2-2a.usta ...
PING(56=40+8+8 bytes) 2001:630:35:1a::1:abcd --> 2001:630:35:2a::2:abcd
16 bytes from 2001:630:35:2a::2:abcd, icmp_seq=0 hlim=61 time=0.279 ms
tcpdump: listening on igb2, link-type EN10MB (Ethernet), snapshot length 262144 bytes
16 bytes from 2001:630:35:2a::2:abcd, icmp_seq=1 hlim=61 time=0.284 ms
16 bytes from 2001:630:35:2a::2:abcd, icmp_seq=2 hlim=61 time=0.283 ms
16 bytes from 2001:630:35:2a::2:abcd, icmp_seq=3 hlim=61 time=0.271 ms
16 bytes from 2001:630:35:2a::2:abcd, icmp_seq=4 hlim=61 time=0.271 ms

--- h2-2a.usta ping statistics ---
5 packets transmitted, 5 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.271/0.278/0.284/0.006 ms
*** ... finished.
*** For ILNP packets, look below for "DSTOPT (opt_type 0x8b: len=4)" ...
8 packets captured
18 packets received by filter
0 packets dropped by kernel
reading from file 20260528-162335_h1-1a.usta_h2-2a.usta_installation_test.pcap, link-type EN10MB (Ethernet), snapshot length 262144
16:23:36.917249 IP6 (hlim 64, next-header unknown (60) payload length: 24) 2001:630:35:1a::1:abcd > 2001:630:35:2a::2:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo request, id 1410, seq 1
16:23:36.917515 IP6 (hlim 61, next-header unknown (60) payload length: 24) 2001:630:35:2a::2:abcd > 2001:630:35:1a::1:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo reply, id 1410, seq 1
16:23:37.946248 IP6 (hlim 64, next-header unknown (60) payload length: 24) 2001:630:35:1a::1:abcd > 2001:630:35:2a::2:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo request, id 1410, seq 2
16:23:37.946516 IP6 (hlim 61, next-header unknown (60) payload length: 24) 2001:630:35:2a::2:abcd > 2001:630:35:1a::1:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo reply, id 1410, seq 2
16:23:38.996249 IP6 (hlim 64, next-header unknown (60) payload length: 24) 2001:630:35:1a::1:abcd > 2001:630:35:2a::2:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo request, id 1410, seq 3
16:23:38.996507 IP6 (hlim 61, next-header unknown (60) payload length: 24) 2001:630:35:2a::2:abcd > 2001:630:35:1a::1:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo reply, id 1410, seq 3
16:23:40.058249 IP6 (hlim 64, next-header unknown (60) payload length: 24) 2001:630:35:1a::1:abcd > 2001:630:35:2a::2:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo request, id 1410, seq 4
16:23:40.058508 IP6 (hlim 61, next-header unknown (60) payload length: 24) 2001:630:35:2a::2:abcd > 2001:630:35:1a::1:abcd: DSTOPT (opt_type 0x8b: len=4) [icmp6 sum ok] ICMP6, echo reply, id 1410, seq 4
saleem@h1:~/freebsd-14.3_x86_64_ilnp-v1.2.0/test $ 
