Date: Tue, 24 Aug 2021 08:12:41 +0000 From: alfadev via freebsd-net <freebsd-net@FreeBSD.org> To: Navdeep Parhar <nparhar@gmail.com>, "freebsd-net@FreeBSD.org" <freebsd-net@FreeBSD.org>, "freebsd-hackers@FreeBSD.org" <freebsd-hackers@FreeBSD.org> Subject: Re: FreeBSD 12.2 traffic not occurs onVXLAN Message-ID: <R42zrw_cnUzJD8WJQ2fdhMZ0oTQqkqh0QnbKZvb-GAIdt6P_vgFHoIU9V9jR6TdAvDOHOvwKFeJIoE5PNfrZxeAj0PQPS5RM4zbMY7B85WE=@protonmail.com> In-Reply-To: <CAPFoGT8QLGqBpxXDofm98mhzBnsMy7MsaOby6nWsAKyGUR6_%2BA@mail.gmail.com> References: <i8ItdsqWAGpFU7H0vV6IUvv0kv0MWpvwtinZLM8hB1Z6zuo-CKQS-Bf89p0ia06cpAUZbm_Pt6C0jZXNirSv1RZGWFbpJbqFPD4GNUVKTsg=@protonmail.com> <CAPFoGT8QLGqBpxXDofm98mhzBnsMy7MsaOby6nWsAKyGUR6_%2BA@mail.gmail.com>
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Thanks for interest
FreeBSD ifconfig:
igb0: flags=3D8822<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
=09options=3D4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_H=
WCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_I=
PV6,NOMAP>
=09ether e4:3a:6e:44:7b:33
=09inet 192.168.41.102 netmask 0xffffff00 broadcast 192.168.41.255
=09media: Ethernet autoselect (100baseTX <full-duplex>)
=09status: active
=09nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
lo0: flags=3D8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
=09options=3D680003<RXCSUM,TXCSUM,LINKSTATE,RXCSUM_IPV6,TXCSUM_IPV6>
=09inet6 ::1 prefixlen 128
=09inet6 fe80::1%lo0 prefixlen 64 scopeid 0x7
=09inet 127.0.0.1 netmask 0xff000000
=09groups: lo
=09nd6 options=3D21<PERFORMNUD,AUTO_LINKLOCAL>
vxlan409: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu=
1500
=09options=3D80020<JUMBO_MTU,LINKSTATE>
=09ether 58:9c:fc:10:d1:3f
=09inet 192.168.159.1 netmask 0xffffff00 broadcast 192.168.159.255
=09groups: vxlan
=09vxlan vni 409 local 192.168.99.1:4789 remote 192.168.99.99:4789
=09media: Ethernet autoselect (autoselect <full-duplex>)
=09status: active
=09nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
wg0: flags=3D80c1<UP,RUNNING,NOARP,MULTICAST> metric 0 mtu 1420
=09options=3D80000<LINKSTATE>
=09inet 192.168.99.1 netmask 0xffffff00
=09groups: wg
=09nd6 options=3D109<PERFORMNUD,IFDISABLED,NO_DAD>
Linux ifconfig:
br-lan Link encap:Ethernet HWaddr E4:3A:6E:41:DC:E9
inet6 addr: fe80::e63a:6eff:fe41:dce9/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1396 errors:0 dropped:0 overruns:0 frame:0
TX packets:475 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:64316 (62.8 KiB) TX bytes:160570 (156.8 KiB)
eth0 Link encap:Ethernet HWaddr E4:3A:6E:41:DC:E8
inet addr:192.168.20.232 Bcast:192.168.20.255 Mask:255.255.255.=
0
inet6 addr: fe80::e63a:6eff:fe41:dce8/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:13884 errors:0 dropped:0 overruns:0 frame:0
TX packets:6588 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:2036433 (1.9 MiB) TX bytes:1405173 (1.3 MiB)
Memory:f7d00000-f7d1ffff
eth1 Link encap:Ethernet HWaddr E4:3A:6E:41:DC:E9
inet addr:169.254.169.169 Bcast:169.254.169.171 Mask:255.255.25=
5.252
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:4152 errors:0 dropped:0 overruns:0 frame:0
TX packets:1761 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:258460 (252.4 KiB) TX bytes:587430 (573.6 KiB)
Memory:f7c00000-f7c1ffff
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:50 errors:0 dropped:0 overruns:0 frame:0
TX packets:50 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:4095 (3.9 KiB) TX bytes:4095 (3.9 KiB)
vxlan409 Link encap:Ethernet HWaddr 4E:00:90:B0:A8:DF
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:1857 errors:15 dropped:0 overruns:0 carrier:15
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:216270 (211.2 KiB)
wg0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-=
00-00-00
inet addr:192.168.99.99 P-t-P:192.168.99.99 Mask:255.255.255.25=
5
UP POINTOPOINT RUNNING NOARP MTU:1420 Metric:1
RX packets:155 errors:0 dropped:0 overruns:0 frame:0
TX packets:1882 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:5776 (5.6 KiB) TX bytes:373616 (364.8 KiB)
Here is tcpdump results:
############################################
root@test13:~ # tcpdump -p port 4789
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on igb0, link-type EN10MB (Ethernet), capture size 262144 bytes
root@test13:~ # tcpdump -i wg0
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on wg0, link-type NULL (BSD loopback), capture size 262144 bytes
10:47:13.277336 IP 192.168.99.99.54996 > 192.168.99.1.vxlan: VXLAN, flags [=
I] (0x08), vni 409
ARP, Request who-has 192.168.159.1 tell 192.168.159.100, length 46
10:47:13.633393 IP 192.168.99.99.39365 > 192.168.99.1.vxlan: VXLAN, flags [=
I] (0x08), vni 409
IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from e4:3a:=
6e:41:dc:e9 (oui Unknown), length 300
10:47:14.301605 IP 192.168.99.99.54996 > 192.168.99.1.vxlan: VXLAN, flags [=
I] (0x08), vni 409
ARP, Request who-has 192.168.159.1 tell 192.168.159.100, length 46
root@linux:~# tcpdump -i wg0
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on wg0, link-type RAW (Raw IP), capture size 262144 bytes
07:46:39.424139 IP 192.168.99.99.54996 > 192.168.99.1.4789: VXLAN, flags [I=
] (0x08), vni 409
ARP, Request who-has 192.168.159.1 tell 192.168.159.100, length 46
07:46:39.680210 IP 192.168.99.99.39365 > 192.168.99.1.4789: VXLAN, flags [I=
] (0x08), vni 409
IP 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from e4:3a:6e:41:dc=
:e9 (oui Unknown), length 300
07:46:40.448129 IP 192.168.99.99.54996 > 192.168.99.1.4789: VXLAN, flags [I=
] (0x08), vni 409
ARP, Request who-has 192.168.159.1 tell 192.168.159.100, length 46
07:46:41.472093 IP 192.168.99.99.54996 > 192.168.99.1.4789: VXLAN, flags [I=
] (0x08), vni 409
##################################################
Vxlan traffic only occurs on wg0 it is ok:
But when i plug my pc on eth1 (eth1 and vxlan409 in bridge)
only ARP request occurs.
this problem occurs only freebsd 12.2 and 13.0 STABLE
works with Freebsd 11.2
alfa@ubuntu:~# ping 192.168.159.1
root@linux:~# tcpdump -i eth1
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth1, link-type EN10MB (Ethernet), capture size 262144 bytes
07:52:19.296110 ARP, Request who-has 192.168.159.1 tell 192.168.159.100, le=
ngth 46
07:52:20.320148 ARP, Request who-has 192.168.159.1 tell 192.168.159.100, le=
ngth 46
07:52:21.344077 ARP, Request who-has 192.168.159.1 tell 192.168.159.100, le=
ngth 46
07:52:21.760224 IP 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request fro=
m e4:3a:6e:41:dc:e9 (oui Unknown), length 300
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On Monday, August 23rd, 2021 at 6:28 PM, Navdeep Parhar <nparhar@gmail.com>=
wrote:
> On Sun, Aug 22, 2021 at 8:30 AM alfadev via freebsd-hackers
>
> freebsd-hackers@freebsd.org wrote:
>
> > Hi, I successfully configured VXLAN tunnel between amd64 FreeBSD 11.2 t=
o x64 Linux
> >
> > But in FreeBSD 12.2 with below same configuration not works.
> >
> > So What is tHe problem with FreeBSD 12.2 is it bug or any other thing?
> >
> > Any help would be aooreciated..
> >
> > My fully working tested configuration is:
> >
> > FreeBSD 11.2 side:
> >
> > physical interface: igb0
> >
> > ifconfig vxlan4095 create vxlanid 4095 vxlanlocal 192.168.99.1 vxlanrem=
ote 192.168.99.99 inet 192.168.157.1/24
>
> Can you please provide the ifconfig output for both the vxlan and the
>
> physical interface? Have you tried running tcpdump -p on the physical
>
> interface to see if there is any VXLAN traffic on the link?
>
> Regards,
>
> Navdeep
>
> > Linux side:
> >
> > physical interfaces: eth0,eth1
> >
> > ip link add name vxlan4095 type vxlan id 4095 remote 192.168.99.1 local=
192.168.99.99
> >
> > ip link add name vbr0 type bridge
> >
> > ip link set eth1 master vbr0
> >
> > ip link set vxlan4095 master vbr0
> >
> > ip link set vbr0 up
> >
> > there is a client connected on eth1 and have IP : 192.168.157.100
> >
> > http https , icmp .. traffic passes through between client and tunnel
> >
> > eveything works well.
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