Two gigabit cards on every server in cluster, five gigabit ports on RB2011 - create 2 LACP bonds to increase live migration speed.
1. Proxmox nework
auto enp2s0f0iface enp2s0f0 inet manualauto enp2s0f1iface enp2s0f1 inet manualauto bond0iface bond0 inet manualbond-slaves enp2s0f0 enp2s0f1bond-miimon 100bond-mode 802.3adbond-xmit-hash-policy layer2auto vmbr0iface vmbr0 inet staticaddress 192.168.7.26/24gateway 192.168.7.1bridge-ports bond0bridge-stp offbridge-fd 0
2. Mikrotik network
2.1.Create bond
Repeat for every pair.
[admin@MikroTik] > interface bonding print
Flags: X - disabled, R - running
0 R name="bonding1" mtu=1500 mac-address=D4:CA:6D:1C:46:E6 arp=enabled arp-timeout=auto slaves=ether2,ether3 mode=802.3ad primary=none
link-monitoring=mii arp-interval=100ms arp-ip-targets="" mii-interval=100ms down-delay=0ms up-delay=0ms lacp-rate=30secs
transmit-hash-policy=layer-2 min-links=0
1 R name="bonding2" mtu=1500 mac-address=D4:CA:6D:1C:46:E8 arp=enabled arp-timeout=auto slaves=ether4,ether5 mode=802.3ad primary=none
link-monitoring=mii arp-interval=100ms arp-ip-targets="" mii-interval=100ms down-delay=0ms up-delay=0ms lacp-rate=30secs
transmit-hash-policy=layer-2 min-links=0
[admin@MikroTik] > interface bridge port print
Flags: X - disabled, I - inactive, D - dynamic, H - hw-offload
# INTERFACE BRIDGE HW PVID PRIORITY PATH-COST INTERNAL-PATH-COST HORIZON
0 H ;;; defconf
ether6 bridge yes 1 0x80 10 10 none
1 I H ;;; defconf
ether7 bridge yes 1 0x80 10 10 none
2 I H ;;; defconf
ether8 bridge yes 1 0x80 10 10 none
3 I H ;;; defconf
ether9 bridge yes 1 0x80 10 10 none
4 I H ;;; defconf
ether10 bridge yes 1 0x80 10 10 none
5 I H ;;; defconf
sfp1 bridge yes 1 0x80 10 10 none
6 ;;; defconf
wlan1 bridge 1 0x80 10 10 none
7 bonding1 bridge yes 1 0x80 10 10 none
8 bonding2 bridge yes 1 0x80 10 10 none
3.Live migration speed - 370 Mib/sec