Created
February 11, 2013 14:29
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Get-GatewayFromIPAddress returns your IP gateway from your IP address. This assumes that your default gateway is on the same /24 subnet and its node address is .1 (configurable). Useful for automatic deployment scripts.
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| Function Get-GatewayFromIPAddress { | |
| param($ipaddress) | |
| $routerip = ".1" | |
| $gateway = (($ipaddress.Split("."))[0..2] -join ".") + $routerip | |
| return $gateway | |
| } | |
| $ipaddress = "10.1.2.100" | |
| $gateway = Get-GatewayFromIPAddress -ipaddress $ipaddress | |
| $gateway # "10.1.2.1" |
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