Hi Ido, When run vxlan_asymmetric.sh on RHEL8, It failed every time. I though that it may failed because the kernel version is too old. But today I tried with latest kernel, it still failed. Would you please help check if I missed any configuration?
# uname -r 5.9.0 # ip -V ip utility, iproute2-ss200602 # netsniff-ng -v netsniff-ng 0.6.6 (Syro), Git id: (none) # cp forwarding.config.sample forwarding.config # ./vxlan_asymmetric.sh RTNETLINK answers: File exists TEST: ping: local->local vid 10->vid 20 [FAIL] TEST: ping: local->remote vid 10->vid 10 [ OK ] TEST: ping: local->remote vid 20->vid 20 [ OK ] TEST: ping: local->remote vid 10->vid 20 [FAIL] TEST: ping: local->remote vid 20->vid 10 [FAIL] INFO: deleting neighbours from vlan interfaces TEST: ping: local->local vid 10->vid 20 [FAIL] TEST: ping: local->remote vid 10->vid 10 [ OK ] TEST: ping: local->remote vid 20->vid 20 [ OK ] TEST: ping: local->remote vid 10->vid 20 [FAIL] TEST: ping: local->remote vid 20->vid 10 [FAIL] TEST: neigh_suppress: on / neigh exists: yes [ OK ] TEST: neigh_suppress: on / neigh exists: no [ OK ] TEST: neigh_suppress: off / neigh exists: no [ OK ] TEST: neigh_suppress: off / neigh exists: yes [ OK ] # dmesg [...snip...] [ 1518.885526] device br1 entered promiscuous mode [ 1518.886211] device br1 left promiscuous mode [ 1518.890637] device br1 entered promiscuous mode [ 1518.941524] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1518.949522] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1519.165569] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1519.166900] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 1519.392633] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1519.741559] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1519.861641] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1519.862993] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 1520.181565] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1520.182739] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1524.853572] net_ratelimit: 4 callbacks suppressed [ 1524.854346] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1525.365565] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1533.557792] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1534.069921] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1550.965225] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1551.477294] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1558.064257] device w3 left promiscuous mode [ 1558.073279] br1: port 4(w3) entered disabled state [...snip...] Thanks Hangbin
