Internet Assigned Numbers Authority Generic Security Service Application Program Interface (GSSAPI)/Kerberos/Simple Authentication and Security Layer (SASL) Service Names Last Updated 2021-08-26 Available Formats [IMG] XML [IMG] HTML [IMG] Plain text Registry included below * GSSAPI/Kerberos/SASL Service Names GSSAPI/Kerberos/SASL Service Names Registration Procedure(s) Specification Required Expert(s) Unassigned Reference [RFC2743] Note A service is a resource provided to network clients; often provided by more than one server and potentially by more than one protocol. Service names are short alphanumeric textual strings. Service names are used in the GSSAPI [RFC2743] host-service name form, are specified as part of a SASL profile [RFC4422] and are used by Kerberos service-based tickets [RFC1510]. Registrations are restricted to alphanumeric characters and the characters '+', '-' and '.' Available Formats [IMG] CSV Service Name Usage Reference rcmd remote command/rlogin/telnet host generic host-based service [RFC2743] imap mailstore access/IMAP4 [RFC3501][RFC9051] pop maildrop access/POP3 [RFC5034] acap remote configuration access/ACAP [RFC2244] nfs distributed file system protocol [RFC2623][RFC7530][RFC8881] ftp file transfer/FTP/TFTP [RFC2228] ldap Lightweight Directory Access Protocol (LDAP) [RFC4510][RFC4513] smtp message transfer/SMTP [RFC4954] beep Blocks Extensible Exchange Protocol [RFC3080] mupdate Mailbox Update (MUPDATE) Protocol [RFC3656] sacred Secure Available Credentials (SACRED) Protocol [RFC3767] sieve ManageSieve Protocol [RFC5804] xmpp Extensible Messaging and Presence Protocol (XMPP) [RFC6120] nntp Network News Transfer Protocol (NNTP) [RFC4643] Licensing Terms