Hi,

I'm not very familiar with bonding but maybe it's an issue with mac filtering? 
Can you try putting the rdma interfaces in promiscuous mode, to see if it is 
any better?
vpp# set interface promiscuous on eth1
vpp# set interface promiscuous on eth2

best
ben

> -----Original Message-----
> From: vpp-dev@lists.fd.io <vpp-dev@lists.fd.io> On Behalf Of Chinmaya
> Aggarwal
> Sent: Friday, November 11, 2022 12:05
> To: vpp-dev@lists.fd.io
> Subject: [vpp-dev] LACP bonding not working with RDMA driver
> 
> Hi,
> 
> We have two mlx5 interface eth1 and eth2. We configured a rdma host
> interface for each of these interface on VPP and further configured
> bonding on the rdma interfaces. But when we execute command "show bond" it
> just shows only 1 active member.
> 
> 
> vpp# show bond
> interface name   sw_if_index  mode          load balance  active members
> members
> BondEthernet0    18           lacp          l2            1              2
> 
> We verified the bonding configuration on the other side and it seems to be
> right. Below is the complete VPP configuration:-
> 
> 
> vpp# create int rdma host-if eth1
> vpp# create int rdma host-if eth2
> vpp# set int state eth1/0 up
> vpp# set int state eth2/1 up
> vpp# create bond mode lacp id 0
> vpp# bond add BondEthernet0 eth1/0
> vpp# set int state BondEthernet0 up
> vpp# set int state eth1/0 up
> vpp# bond add BondEthernet0 eth2/1
> vpp# set int state BondEthernet0 up
> vpp# set int state eth2/1 up
> 
> Are we missing out anything from configuration point of view?
> 
> Thanks and Regards,
> Chinmaya Agarwal.
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