UseIPv6 determines if component will use IPv6 socket stack
addresses to listen for incoming POP3 connections. For
local interface definition it will accept both numeric values, such
as
- fe80::213:20ff:fe91:5bb5
but also fully qualified hostnames that resolve to local IPv6
addresses, such as
- www.google.com.sixxs.org
When you supply BindIP property value, only specific IPv6
interface is used for accepting connections. If BindIP is empty, all
IPv6 interfaces are listening.
In order to use IPv6, your version of Windows needs to support it.
To install it on Windows XP, right-click on your 'network connection
interface' icon, select 'Properties', and then check if
- Microsoft TCP/IP version 6