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8 Contents
241-5101-200 R2.2
Chapter 2
Preparing for the hardware installation 21
Selecting an installation site 21
Unpacking the Passport 8250 shipment 22
Taking inventory of the Passport 8250 shipment 22
Getting the tools to mount the chassis in a rack 24
Chapter 3
Installing the Passport 8250 device 25
Mounting the chassis in a rack 25
Safety precautions 25
Mounting the Passport 8250 device on a 19” rack 26
Mounting the Passport 8250 device on a NEBS or ETSI rack 28
Connecting cables to the ports 29
Connecting the DS-1/E1 ports 29
Connecting the ethernet port 31
Connecting the serial port 32
Connecting the ATM uplink port 33
Connecting the dual power supply 33
Securing the cables to the rack 35
Chapter 4
Configuring the Passport 8250 for operations 37
Logging into the CLI 37
Starting the Passport 8250 device and logging into the CLI 37
Configuring the Passport 8250 device for remote access 38
Viewing the boot parameters 39
Setting the boot parameters 39
Configuring the clocking scheme 40
Setting the clocking scheme to External Primary 42
Setting the clocking scheme to ExternalSecondary 43
Setting the clocking scheme to External Primary Automatic
Switching 43
Setting the reference clock to internal 44