Skip to content

Instantly share code, notes, and snippets.

@lawrence910426
Created March 20, 2026 04:57
Show Gist options
  • Select an option

  • Save lawrence910426/6880ac16c63ea520b1196eaf7c724caa to your computer and use it in GitHub Desktop.

Select an option

Save lawrence910426/6880ac16c63ea520b1196eaf7c724caa to your computer and use it in GitHub Desktop.
lawrence910426@xi-jin-ping:~$ sudo smcroutectl show groups
Group Memberships Table
GROUP (S,G) IIF
(*, 224.0.100.100) enp1s0f0np0
(*, 224.0.30.30) enp1s0f0np0
(*, 224.2.100.100) enp1s0f0np0
(*, 224.2.30.30) enp1s0f0np0
(*, 224.4.100.100) enp1s0f0np0
(*, 224.4.30.30) enp1s0f0np0
(*, 224.6.100.100) enp1s0f0np0
(*, 224.6.30.30) enp1s0f0np0
(*, 224.8.100.100) enp1s0f0np0
(*, 224.8.30.30) enp1s0f0np0
(*, 225.10.140.140) enp1s0f1np1
(*, 225.10.40.40) enp1s0f1np1
(*, 225.0.140.140) enp1s0f1np1
(*, 225.0.40.40) enp1s0f1np1
lawrence910426@xi-jin-ping:~$ ip maddr show
1: lo
inet 224.0.0.1
inet6 ff02::1
inet6 ff01::1
2: enp1s0f0np0
link 33:33:00:00:00:01
link 01:00:5e:00:00:01
link 33:33:ff:c6:d6:d0
link 01:00:5e:00:64:64
link 01:00:5e:00:1e:1e
link 01:00:5e:02:64:64
link 01:00:5e:02:1e:1e
link 01:00:5e:04:64:64
link 01:00:5e:04:1e:1e
link 01:00:5e:06:64:64
link 01:00:5e:06:1e:1e
link 01:00:5e:08:64:64
link 01:00:5e:08:1e:1e
link 01:80:c2:00:00:00
link 01:80:c2:00:00:03
link 01:80:c2:00:00:0e
inet 224.8.30.30
inet 224.8.100.100
inet 224.6.30.30
inet 224.6.100.100
inet 224.4.30.30
inet 224.4.100.100
inet 224.2.30.30
inet 224.2.100.100
inet 224.0.30.30
inet 224.0.100.100 users 2
inet 224.0.0.1
inet6 ff02::1:ffc6:d6d0
inet6 ff02::1 users 2
inet6 ff01::1
3: eno1
link 33:33:00:00:00:01
inet6 ff02::1
inet6 ff01::1
4: eno2
link 33:33:00:00:00:01
inet6 ff02::1
inet6 ff01::1
5: enp1s0f1np1
link 33:33:00:00:00:01
link 01:00:5e:00:00:01
link 33:33:ff:c6:d6:d1
link 01:00:5e:0a:8c:8c
link 01:00:5e:0a:28:28
link 01:00:5e:00:8c:8c
link 01:00:5e:00:28:28
link 01:80:c2:00:00:00
link 01:80:c2:00:00:03
link 01:80:c2:00:00:0e
inet 225.0.40.40
inet 225.0.140.140
inet 225.10.40.40
inet 225.10.140.140
inet 224.0.0.1
inet6 ff02::1:ffc6:d6d1
inet6 ff02::1 users 2
inet6 ff01::1
6: enp2s0f0np0
link 33:33:00:00:00:01 users 2
link 01:00:5e:00:00:01 users 2
link 33:33:ff:a9:47:68 users 2
link 01:80:c2:00:00:00 users 2
link 01:80:c2:00:00:03 users 2
link 01:80:c2:00:00:0e users 2
inet 224.0.0.1
inet6 ff02::1:ffa9:4768
inet6 ff02::1 users 2
inet6 ff01::1
7: enp2s0f1np1
link 33:33:00:00:00:01 users 2
link 01:00:5e:00:00:01 users 2
inet 224.0.0.1
inet6 ff02::1
inet6 ff01::1
8: enx8a00e448dde0
link 33:33:00:00:00:01
inet6 ff02::1
inet6 ff01::1
lawrence910426@xi-jin-ping:~$ sudo tcpdump -ni any 'udp and dst host 224.0.100.100 and dst port 10000'
tcpdump: data link type LINUX_SLL2
tcpdump: verbose output suppressed, use -v[v]... for full protocol decode
listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 262144 bytes
^C
0 packets captured
1 packet received by filter
0 packets dropped by kernel
lawrence910426@xi-jin-ping:~$
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment