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RL-ARM User's Guide (MDK v4)

RL-RTX RL-FlashFS RL-TCPnet TCP Socket Opening TCP Connection TCP Active Open TCP Passive Open Sending TCP Data Example for Sending Data Multiple TCP Connections UDP Socket Opening UDP Connection Sending UDP Data When DHCP Enabled When ARP Cache Empty Example for Sending Data IP Multicasting Multiple UDP Connections Configuring RL-TCPnet Static Configuration System Definitions Ethernet Network Interface PPP Network Interface SLIP Network Interface UDP Socket TCP Socket BSD Socket HTTP Server Telnet Server TFTP Server TFTP Client FTP Server FTP Client DNS Client SMTP Client SNMP Agent SNTP Client Error Function Runtime Configuration Library Files Using RL-TCPnet Stand Alone With RTX Kernel Event Driven Operation IP Address Assignment Ethernet Interface PPP Interface SLIP Interface Localhost Applications HTTP Server Script Language CGI Functions Ajax Support Using XML XML Example How it works SOAP Support SOAP Interface Large POST Messages Web Pages Default Page Error Pages Web on SD Card Web Update File System Interface Http Caching How it works Internal Web External Web Multi-user Authentication Using RAM File System FCARM File Converter PRINT Directive NOPRINT Directive PAGEWIDTH Directive PAGELENGTH Directive ROOT Directive Telnet Server Command Line Interface Multi-user Authentication Sending Reply Message Short Reply Long Reply Continuous Screen Update TFTP Server File System Interface TFTP Client File System Interface FTP Server File System Interface Multi-user Authentication Supported Commands FTP Client File System Interface SMTP Client SNMP Agent MIB Database MIB Interface MIB Entry MIB Table DNS Resolver Starting DNS Device Drivers Ethernet Driver Interrupt Mode Modem Driver Serial Driver Using Serial Link Cable Connection Modem Connection Windows Dial-up Add Direct Serial Link New Dial-up Connection Configure PPP Dial-up Configure SLIP Dial-up Debugging Enabling Debug Debug Level Redirecting Output Function Overview BSD Routines CGI Routines Ethernet Routines FTP Routines HTTP Routines IGMP Routines Miscellaneous Routines Modem Routines PPP Routines Serial Routines SLIP Routines SMTP Routines SNMP Routines System Functions TCP Routines Telnet Routines TFTP Routines UDP Routines RL-CAN RL-USB Example Programs Library Reference Appendix

Supported Commands

The Embedded FTP Server supports only a subset of standard FTP Commands. The following FTP Commands are supported:

Code Command Description
USER User Name Starts login with name identifying the user.
PASS Password Continues login with the user's password.
QUIT Logout Closes the user connection.
SYST System Identifies the operating system at the server.
NOOP No Operation Sends an OK reply.
XNOP No Operation (same as NOOP)
PWD Print Working Directory Returns the name of the current working directory.
XPWD Print Working Directory (same as PWD)
CWD Change Working Directory Changes the current working directory of the user.
XCWD Change Working Directory (same as CWD)
CDUP Change Directory Up Changes working directory to the parent of the current directory.
XCUP Change Directory Up (same as CDUP)
MKD Make Directory Creates a sub directory in the current working directory.
XMKD Make Directory (same as MKD)
RMD Remove Directory Removes the directory.
XRMD Remove Directory (same as RMD)
TYPE Representation Type Supports ASCII and Image types.
PORT Data Port Specifies the data port to be used in data connection.
PASV Passive Requests the server to listen on a data port and wait for a connection.
LIST List Sends a directory listing to the user.
NLST Name List Sends a directory listing to the user.
RETR Retrieve Sends a file content to the user.
STOR Store Saves a captured user file on server.
APPE Append Appends a captured user file to an existing file on server.
DELE Delete Deletes a specified file from server.
RNFR Rename From Specifies the name of existing file to rename. (must be followed by RNTO).
RNTO Rename To Renames an existing file to new name.
HELP Help Returns a list of supported commands.
SIZE Size Returns the size of a specified file.
MDTM Last-modified Time Returns last-modified time of a specified file.
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