Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

What’s DCI?

April 26, 2017DCI

0

Posted

What’s DCI?

1 Answer

0

Posted

>A. DCI is the Driver Control Interface, a way for protocol modules (eg >the Internet TCP/IP suite) to talk to the drivers for your hardware >(eg an Ethernet card). DCI-2 was the first widely-released version, >and DCI-3 is to all intents and purposes the same. DCI-4 is a >recently-developed replacement, which provides better performance and >increased functionality. DCI-2 and DCI-4 are not at all compatible; >you must make sure that your protocol stack and your hardware drivers >are trying to use the same version of DCI. >Both FreeNet (from version 2) and Acorn Internet (from version 3) use >DCI-4. DCI-2 is essentially obsolete now. >Q. My Ethernet card has a driver in ROM (or I’m soft-loading one), >but Internet doesn’t recognise it! >A. You may be trying to mix DCI-2 and DCI-4. Talk to your vendor to >see if you can get a ROM upgrade or soft-loadable replacement driver. >There are some updated driver modules included with the Internet >distribution on Acorn’s ftp site. >As far as I’