AWS SDK for .NET Documentation
From Property
AmazonAmazon.EC2.ModelPortRangeFrom Did this page help you?   Yes   No    Tell us about it...
The first port in the range. A value of -1 indicates all ports.
Declaration Syntax
C#
public decimal From { get; set; }

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)