Doscommand interlnk and intersvr command instructions

[Usage method] added the network support function in DOS,
It allows two computers to form a simple network through a parallel or serial connection.
To use interlnk, you must add a sentence in config. SYS:
Device = c: \ dos \ interlnk
The two ends of the joint should be 25-pin public joints, and the connections between the needles are as follows:
P2 ------------------------ p15
P3 ------------------------ P13
P4 ------------------------ p12
P5 ------------------------ P10 public joint refers to the joint with a needle
P6 -------------------------- P11 connector refers to the connector with a hole
P15 ----------------------- p2
P13 ----------------------- p3
P12 ----------------------- p4
P10 ----------------------- P5
P11 ----------------------- p6
P25 ----------------------- P25 Ground Wire

[Example] c: \ dos \> interlnk Port-LPT1
This computer other computer
(Client) (server)
----------------------------------------
E: equals:
F: equals C:
In the client, the E disk is the disk of the service machine, and the F disk is the c disk of the service machine.
Start simple server with intersvr
[Applicable] when using it, the computer becomes a server (only for the Simple Network provided by DOS)
[Method] intersvr starts the server
Intersvr/LPT: 1 starts the server and uses the LPT1 port as the data transmission port.
Intersvr/COM: 1 starts the service machine and uses the COM1 port as the data transmission port.
The parameter also has x Baud: B V rcopy (see interlnk)
[Example] c: \ dos> intersvrurl