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13.  Informative References

[521REPLY]        Durand, A. and F. Dupont, "SMTP 521 Reply Code",
                  RFC 1846, September 1995.

[8BITMIME]        Klensin, J., Freed, N., Rose, M., Stefferud, E.,
                  and D. Crocker, "SMTP Service Extension for 8bit-
                  MIMEtransport", RFC 1652, July 1994.

[CHECKPOINT]      Crocker, D., Freed, N., and A. Cargille, "SMTP
                  Service Extension for Checkpoint/Restart", RFC
                  1845, September 1995.

[CHUNKING]        Vaudreuil, G., "SMTP Service Extensions for
                  Transmission of Large and Binary MIME Messages",
                  RFC 3030, December 2000.

[CODES-EXTENSION] Freed, N., "SMTP Service Extension for Returning
                  Enhanced Error Codes", RFC 2034, October 1996.

[DSN]             Moore, K., "Simple Mail Transfer Protocol (SMTP)
                  Service Extension for Delivery Status Notifications
                  (DSNs)", RFC 3461, January 2003.

[ETRN]            De Winter, J., "SMTP Service Extension for Remote
                  Message Queue Starting", RFC 1985, August 1996.

[IMAP4]           Crispin, M., "INTERNET MESSAGE ACCESS PROTOCOL -
                  VERSION 4rev1", RFC 3501, March 2003.

[IPSEC]           Kent, S. and R. Atkinson, "Security Architecture
                  for the Internet Protocol", RFC 2401, November
                  1998.

[MESSAGE-FORMAT]  Crocker, D., "Standard for the format of ARPA
                  Internet text messages", STD 11, RFC 822, August
                  1982.

                  Braden, R., "Requirements for Internet Hosts -
                  Application and Support", STD 3, RFC 1123, October
                  1989.

                  Resnick, P., "Internet Message Format", RFC 2822,
                  April 2001.

[Msg-Track]       Allman, E. and T. Hansen, "SMTP Service Extension
                  for Message Tracking", RFC 3885, September 2004.

[PIPELINING]      Freed, N., "SMTP Service Extension for Command
                  Pipelining", STD 60, RFC 2920, September 2000.

[POP3]            Myers, J. and M. Rose, "Post Office Protocol -
                  Version 3", STD 53, RFC 1939, May 1996.

[SIZE]            Klensin, J., Freed, N., and K. Moore, "SMTP Service
                  Extension for Message Size Declaration", STD 10,
                  RFC 1870, November 1995.

[SMTP-AUTH]       Myers, J., "SMTP Service Extension for
                  Authentication", RFC 2554, March 1999.

[SMTP-CODES]      Vaudreuil, G., "Enhanced Mail System Status Codes",
                  RFC 3463, January 2003.

[Start-TLS]       Hoffman, P., "SMTP Service Extension for Secure
                  SMTP over Transport Layer Security", RFC 3207,
                  February 2002.

13. 情報に関する参照資料

[521REPLY]　　　　Durand, A. and F. Dupont, “SMTP 521 Reply Code”, RFC 1846, September 1995.

[8BITMIME]　　　　 Klensin, J., Freed, N., Rose, M., Stefferud, E., and D. Crocker, “SMTP Service Extension for 8bit- MIMEtransport”, RFC 1652, July 1994.

[CHECKPOINT]　　Crocker, D., Freed, N., and A. Cargille, “SMTP Service Extension for Checkpoint/Restart”, RFC 1845, September 1995.

[CHUNKING]　　　　Vaudreuil, G., “SMTP Service Extensions for Transmission of Large and Binary MIME Messages”, RFC 3030, December 2000.

[CODES-EXTENSION]　Freed, N., “SMTP Service Extension for Returning Enhanced Error Codes”, RFC 2034, October 1996.

[DSN]　　　　　　　　Moore, K., “Simple Mail Transfer Protocol (SMTP) Service Extension for Delivery Status Notifications (DSNs)”, RFC 3461, January 2003.

[ETRN]　　　　　　　De Winter, J., “SMTP Service Extension for Remote Message Queue Starting”, RFC 1985, August 1996.

[IMAP4]　　　　　　 Crispin, M., “INTERNET MESSAGE ACCESS PROTOCOL – VERSION 4rev1”, RFC 3501, March 2003.

[IPSEC]　　　　　　 Kent, S. and R. Atkinson, “Security Architecture for the Internet Protocol”, RFC 2401, November 1998.

[MESSAGE-FORMAT]　　Crocker, D., “Standard for the format of ARPA Internet text messages”, STD 11, RFC 822, August 1982.

Braden, R., “Requirements for Internet Hosts – Application and Support”, STD 3, RFC 1123, October 1989.

Resnick, P., “Internet Message Format”, RFC 2822, April 2001.

[Msg-Track]　　　Allman, E. and T. Hansen, “SMTP Service Extension for Message Tracking”, RFC 3885, September 2004.

[PIPELINING]　　　Freed, N., “SMTP Service Extension for Command Pipelining”, STD 60, RFC 2920, September 2000.

[POP3]　　　　　　 Myers, J. and M. Rose, “Post Office Protocol – Version 3”, STD 53, RFC 1939, May 1996.

[SIZE]　　　　　　　Klensin, J., Freed, N., and K. Moore, “SMTP Service Extension for Message Size Declaration”, STD 10, RFC 1870, November 1995.

[SMTP-AUTH]　　Myers, J., “SMTP Service Extension for Authentication”, RFC 2554, March 1999.

[SMTP-CODES]　Vaudreuil, G., “Enhanced Mail System Status Codes”, RFC 3463, January 2003.

[Start-TLS]　　　 Hoffman, P., “SMTP Service Extension for Secure SMTP over Transport Layer Security”, RFC 3207, February 2002.

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