RFC 1416 (rfc1416) - Page 1 of 7
Telnet Authentication Option
Alternative Format: Original Text Document
Network Working Group D. Borman, Editor
Request for Comments: 1416 Cray Research, Inc.
Obsoletes: 1409 February 1993
Telnet Authentication Option
Status of this Memo
This memo defines an Experimental Protocol for the Internet
community. Discussion and suggestions for improvement are requested.
Please refer to the current edition of the "IAB Official Protocol
Standards" for the standardization state and status of this protocol.
Distribution of this memo is unlimited.
Note
This RFC 1416 replaces RFC 1409, which has an important typographical
error in the example on page 6 (one occurance of "REPLY" should be
"IS").
1. Command Names and Codes
AUTHENTICATION 37
IS 0
SEND 1
REPLY 2
NAME 3
Authentication Types
NULL 0
KERBEROS_V4 1
KERBEROS_V5 2
SPX 3
RSA 6
LOKI 10
Modifiers
AUTH_WHO_MASK 1
AUTH_CLIENT_TO_SERVER 0
AUTH_SERVER_TO_CLIENT 1
AUTH_HOW_MASK 2
AUTH_HOW_ONE_WAY 0
AUTH_HOW_MUTUAL 2
Telnet Working Group