# ICX Switch Configuration Script with Posh-SSH
# This script is designed to extract IP Addresses from switches.txt, SSH into the switch 
# with the provided credentials (user1, userpassword), and execute the commands to move port 1/1/13 to VLAN 40. Then exit the session.
#

# Enter user credentials into the script
$User = "user1"
$PWord = ConvertTo-SecureString -String "userpassword" -AsPlainText -Force
$Credential = New-Object -TypeName "System.Management.Automation.PSCredential" -ArgumentList $User, $PWord

# Read hosts into the variable to perform on multiple hosts
foreach($switchip in Get-Content .\switches.txt) 
{
    #Open the SSH session
    New-SSHSession -ComputerName $switchip -Credential ($Credential) -AcceptKey -Force -Verbose
    $SSHStream = New-SSHShellStream -Index 0

    #Break to establish session
    sleep 10

    # Write commands to the switch
    $SSHStream.WriteLine("config t")
    $SSHStream.WriteLine("vlan 40")
    $SSHStream.WriteLine("no untagged e 1/1/13")
    sleep 2

    # End SSH session
    Remove-SSHSession -Index 0
}