Re: Natural class B address

Sae writes: | Have question about filtering policy on the natural class B address block. | Trying to use /21 or shorter for various places including international, | from the natural class B block, we have now. Do you see any problem on | announcing as /21 to the Internet? Yes. Give it back. Renumber into best-fit CIDR blocks from your provider(s) and/or IRR(s). Be a good citizen of the global routing tables, or be filtered. Sean.