INT 61 - PCIBM PC/TCP(Transmission Control Protocol) A higher level (session layer) of the TCP/IP protocol suite. See also IP, TCP/IP. kernel v2.05+ - "icmp_ping" - SEND ICMP ECHO REQUEST (PING) AH = 30h BX,DX = IP(Internet Protocol) The lower level (transport layer) of the TCP/IP protocol suite. See also TCP, TCP/IP. address of host CX = length of data to send Return: CF clear if successful (i.e. reply received) CF set on error AX = error code (see #03319 at INT 61"FTP(File Transfer Protocol) The standard protocol for copying files from one machine to another on a TCP/IP (Internet) network. Also the program of the same name with which a user may transfer files. Software") Note: this function is not supported by Beame&Whiteside's BWPCTCP v3.0a shim SeeAlso: INT 61"FTP(File Transfer Protocol) The standard protocol for copying files from one machine to another on a TCP/IP (Internet) network. Also the program of the same name with which a user may transfer files. Software",INT 61/AH=00h"PCIBM PC/TCP(Transmission Control Protocol) A higher level (session layer) of the TCP/IP protocol suite. See also IP, TCP/IP."