Relevant RFC's for ISP's
Common DNS Operational and Configuration Errors
RFC1918
- Address Allocation for Private Internets
RFC2050/BCP12 - Internet Registry IP Allocation Guidelines
RFC2308 - Negative Caching of DNS Queries (DNS NCACHE)
RFC2505/BCP30 - Anti-Spam Recommendations for SMTP MTAs
RFC2791 - Scalable Routing Design Principles
RFC2901 - Guide to Administrative Procedures of the Internet Infrastructure
RFC3013/BCP46 - Recommended Internet Service Provider Security Services and Procedures
RFC3092 - Etymology of "Foo" and "Bar" (An interesting one- not so much a vital one)
RFC2635/FYI35 - DON'T SPEW - A Set of Guidelines for Mass Unsolicited Mailings and Postings (Spam)
RFC3098/FYI38 - How to Advertise Responsibly Using E-Mail and Newsgroups or - how NOT to SPAM!!!!
- More to come as I find relevant ones.....