8- and 24-Port Gigabit L2 Managed Power-over-Ethernet (PoE) Switches
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3.4 Configuring the Management Agent
3.4.1 Connect To Console Port
To configure the switch via the RS-232 console port, connect the switch’s serial port directly to a DTE device, for example, a PC, through an
RS-232 cable with a DB9 connector. Next, run a terminal emulator with the default setting of the switch’s serial port. The RS-232 interface in
the switch only supports 115200 bps baud rate with 8 data bits, 1 stop bit, no parity check, and no flow control.
Figure 3-7. Connect the switch’s RS-232 DB9 port to a serial console.
To configure the switch, follow these steps:
1. Use an RS-232 DB9 cable with a female DB9 connector that has pins 2, 3, and 7.
2. Attach the DB9 female cable connector to the male serial RS-232 DB9 connector on the switch.
3. Attach the other end of the serial RS-232 DB9 cable to the PC’s serial port, running a terminal emulator supporting a VT100/ANSI terminal
with the switch’s serial port default settings. For example, Windows98/2000/XP HyperTerminal utility.
NOTE: The switch’s serial port default settings are:
Baud rate: 115200
Stop bits: 1
Data bits: 8
Parity: N
Flow control: none
4. After you connect the cables, press the
<Enter>
key.
The login prompt will be shown on the screen. The default username and password
are:
Username = admin
Password = admin
3.4.2 Set IP Address, Subnet Mask, and Default Gateway IP Address
Refer to Figure 3-7, CLI Management, for details about default IP address settings. First, either configure your PC IP address or change the
switch’s IP address, then change the default IP address for the gateway and subnet mask.
For example, your network address is 10.1.1.0, and subnet mask is 255.255.255.0. You can change the switch’s default IP address
192.168.1.1 to 10.1.1.1 and set the subnet mask to be 255.255.255.0. Then, choose your default gateway, for example, 10.1.1.254.
RS-232 cable with female DB9 connector at
both ends
Default IP Setting:
IP address = 192.168.1.1
Subnet mask = 255.255.255.0
Default Gateway = 192.168.1.254