RFC 4254
E46675
RFC 4254 is the Internet standard that specifies the Secure Shell (SSH) connection protocol, defining how multiple logical channels are multiplexed over a single encrypted SSH transport.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Internet standard
ⓘ
Request for Comments ⓘ SSH specification ⓘ |
| area | Security ⓘ |
| assumes | an encrypted and integrity-protected SSH transport ⓘ |
| category | Standards Track ⓘ |
| defines |
SSH_MSG_GLOBAL_REQUEST
ⓘ
surface form:
SSH TCP/IP port forwarding channels
SSH X11 forwarding channels ⓘ SSH channel closing procedures ⓘ SSH channel mechanism ⓘ SSH channel requests ⓘ SSH channel types ⓘ SSH channel window size and flow control ⓘ SSH connection protocol messages ⓘ SSH direct-tcpip channels ⓘ SSH environment variable passing ⓘ SSH exec requests ⓘ SSH exit signal reporting ⓘ SSH exit status reporting ⓘ SSH forwarded-tcpip channels ⓘ SSH_MSG_GLOBAL_REQUEST ⓘ
surface form:
SSH global requests
SSH session channels ⓘ SSH shell requests ⓘ SSH signal sending ⓘ SSH subsystem channels ⓘ SSH window change requests ⓘ channel-specific data transmission over SSH ⓘ error conditions for SSH channels ⓘ message numbers for SSH connection protocol ⓘ multiplexing of multiple logical channels over a single SSH transport ⓘ semantics of EOF on SSH channels ⓘ semantics of channel open failure reasons ⓘ |
| number | 4254 ⓘ |
| obsoletes | RFC 4250 ⓘ |
| partOf | SSH protocol suite ⓘ |
| protocol | SSH ⓘ |
| relatedTo |
RFC 4251
ⓘ
RFC 4252 ⓘ RFC 4253 ⓘ |
| specifies | SSH connection protocol ⓘ |
| standardizes |
X11 forwarding in SSH
ⓘ
interactive shell sessions over SSH ⓘ port forwarding in SSH ⓘ remote command execution over SSH ⓘ subsystems such as SFTP over SSH ⓘ |
| title |
The Secure Shell (SSH) Authentication Protocol
ⓘ
surface form:
The Secure Shell (SSH) Connection Protocol
|
| usesProtocol |
SSH
ⓘ
surface form:
SSH Transport Layer Protocol
|