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Juniper EX4200 Series User Manual

Juniper EX4200 Series
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The loader> prompt appears.
3. Set the baud rate:
loader> set baudrate=115200
Press Enter.
4. Press Enter when you see the following message:
Switch baud rate to 115200 bps and press Enter.
The loader> prompt reappears.
5. Save the new serial console speed:
loader> save
Press Enter. The serial console speed is now set to 115200 baud.
6. Boot the software:
loader> boot
The boot process proceeds as normal and ends with a login prompt.
Configuring the Modem
Before you connect the modem, you must configure the modem with required port
settings.
NOTE: ThefollowingprocedureusesHayes-compatible-modemcommands toconfigure
the modem. If your modem is not Hayes-compatible, see the documentation for your
modem for the equivalent modem commands.
To configure the modem:
1. Connect the modem to the desktop or notebook computer.
2. Power on the modem.
3. From the computer, start your asynchronous terminal emulation application (such
asMicrosoftWindows HyperTerminal) and select the COM port towhich the modem
is connected (for example, COM1).
4. Configure the port settings shown in Table 34 on page 156.
Table 34: Port Settings
ValuePort Settings
115200Bits per second
8Data bits
NoneParity
Copyright © 2010, Juniper Networks, Inc.156
Complete Hardware Guide for EX3200 and EX4200 Ethernet Switches

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Juniper EX4200 Series Specifications

General IconGeneral
Switching Capacity128 Gbps
Ports24 or 48 10/100/1000BASE-T ports
Virtual ChassisUp to 10 switches
Layer 3 RoutingYes
Maximum VLANs4096
DRAM1 GB
Flash Memory1 GB
Humidity5% to 90% non-condensing
Power SupplyAC or DC options
MAC Address Table Size32, 000 entries
Operating Temperature0°C to 45°C
Layer 2 FeaturesVLAN, STP, RSTP, MSTP, LACP
ManagementCLI, Web UI, SNMP
Storage Temperature-40°C to 70°C
Input VoltageAC: 100-240V; DC: -48V

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