Symptoms:-
You can ping all the NLB Host
from any subnet but NLB IP cannot ping Different subnet (in same subnet you can
ping all the IP including NLB IP)
Check MAC address, for sure you
can see different MAC Address for each
How to get MAC Address
Log in different machine which
is connected same subnet and ping all three IPs (Host 1 and Host 2 and NLB IP).
You can ping all the IP’s without any issue.
After that you can run in same
command prompt “ arp –a” (result are below)
How to fix it
Remove all existing NLB
configuration
Create New NLB connection in
Node 01, with multicasting and Add Node 02
Run
netsh interface ipv4 set interface "NLB" forwarding=enabled
Login Node 02 Server and Add
existing NLB Connection (with NLB IP)
Run
netsh interface ipv4 set interface "NLB" forwarding=enabled
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