3Com 3C319 manual Press Enter, Press any key to continue, 3Com Mode IBM Mode

5-4CHAPTER 5: CONFIGURING THE NIC MANUALLY

IBM mode is compatible with existing IBM drivers.

Table 5-1 shows the differences between the modes.

Table 5-13Com Mode Versus IBM Mode

3Com Mode	IBM Mode
Requires 3Com drivers for expanded	Supports existing IBM Token Ring
configuration settings. Supports existing	16/4 Adapter drivers
IBM Token Ring 16/4 Adapter drivers when
the I/O base address = A20 or A24 and the
IRQ = 2, 3, 6, or 7.
Parallel Tasking architecture
Maximum of 6 NICs in one PC	Maximum of 2 NICs in one PC
8 IRQ levels	4 IRQ levels
31 I/O base addresses	2 I/O base addresses (A20h, A24h)

6Press [Enter].

After you have selected the configuration mode and ring speed, the configuration program automatically attempts to configure device parameters to settings that do not conflict with other devices in your PC. The configuration program displays settings for the following parameters:

■Configuration mode

■I/O base address

■Interrupt request level

■Ring speed

■BIOS/MMIO base address

■Shared RAM address range

To change the settings manually, follow the steps in the next section, “Changing Configuration Option Settings.”

7Press any key to continue.

The configuration program returns you to the main menu (Figure 5-1).

8Press [Esc] to exit the Configuration and Diagnostic Program.