Ok, I should have waited for the firmware upgrade before posting this.
They seemed to be pretty outdated, went from FW v10.2.377.29 to
v11.4.1186.4
And... drum roll. it worked. Fixed the problem.
** Changed in: linux (Ubuntu)
Status: Confirmed => Invalid
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You rece
Just for clarification:
There are 2 DHCP servers on this segment (one in HA, actually). Both
respond, and I can see both Offers in the bridge. One coming straight
from the host and another one form a different host via the uplink.
Neither of them reach the vm (which should receive both and choose
I'm also seeing a lot of "[263380.267602] br-bond0: received packet on bond0
with own address as source address (addr:4a:e1:8f:bc:32:3d, vlan:0)" in dmesg
when I add the ip manually (and it works -- but gives me these messages).
I don't think how a loop could be in play here, with only 1 uplink
I tested setting ageing to 0 (suggested at some internet forums):
brctl setageing br-bond0 0
No improvement.
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Title:
DHCP Offer no
I tried the exact same things on different environments and it always works. It
seems to be something related to this hardware, because it happens exactly the
same on 3 machines.
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apport information
** Tags added: apport-collected focal uec-images
** Description changed:
I'm facing a problem in a customer where a VM plugged to a bridge will not
get DHCP responses from dhcp server running on the host or externally (the
bridge has level 2 external uplink).
Relev
This is the bridge info:
ubuntu@app2maas001p:~$ brctl show br-bond0
bridge name bridge id STP enabled interfaces
br-bond08000.723488506c2c no bond0
tap864c7e54
ubuntu@app2maas001p:~$
Iptables is empty with all ACCEPT policy.
ebtables is empty with all ACCEPT policy.
ufw is inactive.
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Title:
DHCP Offer not traver
This is the netplan config:
network:
ethernets:
eno1: {}
enp22s0f1: {}
bonds:
bond0:
# vlan 3801 - OAM is native (no tag)
interfaces:
- eno1
- enp22s0f1
parameters:
primary: eno1
mode: active-backup
mii-monitor-interval: 1s
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