3Com 3C13701 Installation Manual

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3Com 3C13701 Installation Manual Manual pdf 29 page image

Connecting Router to the WAN 29Follow the steps below to connect the Ethernet cable (taking LAN0/1 as an example):1 While connecting the Router with a PC or a Router, please use the crossover cable, plugone end of the cable to an Ethernet interface of the Router, and plug another end to aPC or a Router. While connecting the Router with a Hub or a LAN Switch, please use thestraight-through network cable, plug one end of the cable to an Ethernet interface ofthe Router, and plug another end to a HUB or LAN Switch.2 Please check the LAN LED on front panel of the Router. ON means the link is connected.Connecting Routerto the WAN3Com 5000 Routers provide multiple types of WAN interfaces, and the fixed WANinterfaces include an AUX port and a WAN interface (synchronous/asynchronous serialinterface). This section describes the connection of the two interfaces.Connecting the AUXPort to the ModemIntroduction to the AUX PortAs an RS232-compliant asynchronous serial interface, the AUX port can be used as thebackup of other WAN interface in the dial-up mode. In the event that the console portfails, the AUX port can serve as a console port. For the attributes of the AUX port, pleaserefer to Table 15.AUX CableAUX cable is an 8-core shielded cable. One end of the cable is an RJ45 connector, whichcan be plugged into the AUX port of the device. The other end is furnished at the sametime with a DB9 (male) connector and a DB25 (male) connector. Choose either one toplug into the serial port of the modem as needed.Table 15 Attributes of the AUX portAttribute DescriptionConnector RJ45Interface standard RS232Baud rate 300 bps to 115200 bpsFunction Modem dial-upBackupOperating as the console port when the CON failsProtocol PPPSLIPMP