/\/\o\/\/ came up with the following brilliance:
http://thepowershellguy.com/blogs/posh/archive/2008/06/30/powershell-get-ipconfig-function.aspx?
CommentPosted=true#commentmessage

[System.Net.NetworkInformation.NetworkInterface]::GetAllNetworkInterfaces()
|% {$_.getIPProperties().UnicastAddresses[0]}


Address : 192.168.0.5
IPv4Mask : 255.255.255.0
IsTransient : False
IsDnsEligible : True
PrefixOrigin : Dhcp
SuffixOrigin : OriginDhcp
DuplicateAddressDetectionState : Preferred
AddressValidLifetime : 349435
AddressPreferredLifetime : 349435
DhcpLeaseLifetime : 349435

Address : 127.0.0.1
IPv4Mask :
IsTransient : False
IsDnsEligible : True
PrefixOrigin : Manual
SuffixOrigin : Manual
DuplicateAddressDetectionState : Preferred
AddressValidLifetime : 3079514780
AddressPreferredLifetime : 3079514780
DhcpLeaseLifetime : 3079514780




[System.Net.NetworkInformation.NetworkInterface]::GetAllNetworkInterfaces()
|% {$_.getIPProperties}


MemberType : Method
OverloadDefinitions : {System.Net.NetworkInformation.IPInterfaceProperties GetIPProperties()}
TypeNameOfValue : System.Management.Automation.PSMethod
Value : System.Net.NetworkInformation.IPInterfaceProperties GetIPProperties()
Name : GetIPProperties
IsInstance : True

MemberType : Method
OverloadDefinitions : {System.Net.NetworkInformation.IPInterfaceProperties GetIPProperties()}
TypeNameOfValue : System.Management.Automation.PSMethod
Value : System.Net.NetworkInformation.IPInterfaceProperties GetIPProperties()
Name : GetIPProperties
IsInstance : True

MemberType : Method
OverloadDefinitions : {System.Net.NetworkInformation.IPInterfaceProperties GetIPProperties()}
TypeNameOfValue : System.Management.Automation.PSMethod
Value : System.Net.NetworkInformation.IPInterfaceProperties GetIPProperties()
Name : GetIPProperties
IsInstance : True