RFC 2199 Summary of 2100-2199 January 1998 2197 Freed Sep 97 SMTP Service Extension for Command Pipelining This memo defines an extension to the SMTP service whereby a server can indicate the extent of its ability to accept multiple commands in a single TCP send operation. [STANDARDS-TRACK] 2196 Fraser Sep 97 Site Security Handbook This handbook is a guide to developing computer security policies and procedures for sites that have systems on the Internet. The purpose of this handbook is to provide practical guidance to administrators trying to secure their information and services. The subjects covered include policy content and formation, a broad range of technical system and network security topics, and security incident response. This memo provides information for the Internet community. It does not specify an Internet standard of any kind. 2195 Klensin Sep 97 IMAP/POP AUTHorize Extension for Simple Challenge/Response This specification provides a simple challenge-response authentication protocol that is suitable for use with IMAP4. [STANDARDS TRACK] 2194 Aboba Sep 97 Review of Roaming Implementations This document reviews the design and functionality of existing roaming implementations. Examples of cases where roaming capability might be required include ISP "confederations" and ISP-provided corporate network access support. This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind. 2193 Gahrns Sep 97 IMAP4 Mailbox Referrals Mailbox referrals allow clients to seamlessly access mailboxes that are distributed across several IMAP4 servers. [STANDARDS-TRACK] 2192 Newman Sep 97 IMAP URL Scheme This document defines a URL scheme for referencing objects on an IMAP server. [STANDARDS-TRACK] Ramos Informational