Where can I find out more about 32-bit ASNs?
The following Internet Engineering Task Force (IETF) documents offer more information about 32-bit ASNs:
BGP Support for Four-octet AS Number Space (RFC 4893)
This document describes the changes to the BGP protocol and the 16-bit ASN to 32-bit ASN transition mechanism.
A list of operating system versions compatible with 32-bit ASNs is available at: