PSConnect

$User=Read-Host -Prompt 'Input your username  name'
$Password=Read-Host -Prompt 'Input your password' -AsSecureString
Foreach($line in Get-Content .\comps.txt){
    $Server=$line
    cmdkey /generic:TERMSRV/$Server /user:$User /pass:$Password
    mstsc /v:$Server
    }