Here are the steps of configuring Equal cost multipath (ECMP) in Juniper routers for Load balancing purposes.
Step1:Configure ECMP routing policy
set policy-options policy-statement LBPOLICY then load-balance per-packet
Step2: Export the policy to forwarding table
set routing-options forwarding-table export LBPOLICY
Verification: (Use the command “show route forwarding-table”)
user1@QFX-re0> show route forwarding-table
Routing table: default.inet
Internet:
Enabled protocols: Bridging,
Destination Type RtRef Next hop Type Index NhRef Netif
192.168.200.0/24 user 0 ulst 2097150 4215
192.168.0.1 ucst 1876 12 ae10.0
192.168.0.5 ucst 1869 4 ae11.0
Two exit path for 192.168.200.0.24.
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