Besides the simulation of terminals, it supports the transfer of both ASCII and binary files between the Host and IBM PC, and the main file attributes are kept unchanged.

• 该模拟器除了模拟有关终端外,还支持IBM PC机与主机间的有纠错功能的ASCII文件及二进制代码文件的传输,并保证文件在往返传送中主要属性不变。