enable_psremoting

ENABLE PSREMOTING First enable remoting

Enable-PSRemoting -SkipNetworkProfileCheck -Force

Now add trusted hosts

winrm s winrm/config/client '@{TrustedHosts="172.16.80.100"}'

winrm set winrm/config/client '@{TrustedHosts="10.100.11.102,10.100.11.250"}'