RFC 1918 ranges are filtered because they shouldn't be there in the first place. They are there because of either misconfiguration or some malicious intent. RFC 2827 filtering is done, if I remember correctly, to prevent DOS and other attacks.
RFC-1918 and Link Local Addresses. RFC-1918 (which was originally described in RFC-1597) sets aside specific ranges of IP addresses that cannot be used on the Internet. Instead, these addresses are to be used internally within an organization or network. If hosts with RFC-1918 addresses want to communicate with a network like the Internet, they RFC1918: Address Allocation for Private Internets | Guide RFC1918: Address Allocation for Private Internets 1996 RFC. February 1996. Read More. Authors: Y. Rekhter, ; B. Moskowitz, ; D. Karrenberg, ; G. J. de Groot, RFC 1918 Addresses - YouTube Nov 17, 2011
Acronym Definition; RFC: Request For Comment: RFC: Rugby Football Club: RFC: Royal Flying Corps (now RAF) RFC: Reference Concentration: RFC: Registered Financial Consultant (IARFC
Firewall — Preventing RFC1918 Traffic from Exiting a WAN
A separate and far more pressing concern is that the amount of routing overhead will grow beyond the Rekhter, et al Best Current Practice [Page 1] RFC 1918 Address Allocation for Private Internets February 1996 capabilities of Internet Service Providers.
Jan 21, 2020 networking - How to block this range of RFC1918 on Ubuntu