CHAPTER 3
Devices and Ports
Ethernet Port 39
Ethernet Port 3
The iMac computer has a built-in 10/100 Mbps Ethernet port. The user can
connect it to either a 10Base-T or a 100Base-TX hub; the port will automatically
sense which type of hub is connected.
The connector for the Ethernet port is a an RJ-45 connector in the I/O bay on
the right side of the computer.
The Ethernet interface in the iMac computer conforms to the ISO/IEC 802.3
specification, where applicable.
Internal Modem 3
The iMac computer comes with a built-in modem. The connector for the
modem is an RJ-11 connector in the I/O bay on the right side of the computer.
The modem has the following features:
■ modem bit rates up to 56 Kbps (supports K56flex and V.90 modem
standards)
■ fax modem bit rates up to 14.4 Kbps
The modem appears to the system as a serial port that responds to the typical
AT commands. The modem provides a sound output for monitoring the
progress of the modem connection.
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