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Ubuntu 16.04+ network 802.3ad LACP bonding

In juniper switch set aggregated Ethernet link mode as active

set aeX aggregated-ether-options lacp active

Edit file /etc/network/interfaces

# The loopback network interface
auto lo
iface lo inet loopback
dns-nameservers 64.6.64.6 8.8.8.8

# eth0 slave interface
iface eth0 inet manual

# eth1 slave interface
iface eth1 inet manual

# bond0 trunk interface
auto bond0
iface bond0 inet manual
    slaves eth0 eth1
    bond-mode 4
    bond-miimon 100
    bond-downdelay 200
    bond-updelay 200
    bond-lacp-rate 1
    bond-xmit-hash-policy layer3+4
    #post-up ifup eth0 eth1

# bond0.2 vlan 2 interface
auto bond0.2
iface bond0.2 inet static
    vlan-raw-device bond0
    address 192.168.1.10
    gateway 192.168.1.1
    netmask 255.255.255.0
    pre-down ip -4 addr flush dev $IFACE

# bond0.3 vlan 3 interface
auto bond0.3
iface bond0.3 inet static
    vlan-raw-device bond0
    address 172.16.0.10
    gateway 172.16.0.1
    netmask 255.255.255.0
    pre-down ip -4 addr flush dev $IFACE

Then restart networking service

service networking restart && ifdown bond0 && ifup bond0