Null-Modem Cable DEFINITION: A null modem cable allows you to connect your PC to another nearby PC or serial device using its modem protocol. A popular use of null modem cables is for setting up "head-to-head" gaming between two players at different computers in the same room. (A null modem cable is limited to 30 feet in length.)The standard RS-232C serial communications interface defines a signal protocol between a Data Terminal
Null Modem Cables definition sponsored by SearchNetworking.com, powered by WhatIs.com an online computer dictionary
TechTarget provides enterprise IT professionals with the information they need to perform their jobs - from developing strategy, to making cost-effective IT purchase decisions and managing their organizations' IT projects - with its network of technology-specific websites, magazines and events.