TP-Link TC-7620 User Guide - Page 13

Software Configuration, 4.1 TCP/IP Configuration

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T TC-7620 DOCSIS 3.0 High Speed Cable Modem User Guide Chapter 4. Software Configuration This User Guide recommends using the Quick Installation Guide for first-time installation. If you want to know more about this device, maybe you will get help from this chapter to configure the advanced settings through the Web-based Utility. 4.1 TCP/IP Configuration The default IP address of the modem is 192.168.100.1. And the default subnet mask is 255.255.255.0. We use all the default values for description. Connect the local PC to the LAN port of the modem. And then you can configure your PC in the following way. 1) Set up the TCP/IP Protocol in "Obtain an IP address automatically" mode on your PC. If you need instructions as to how to do this, please refer to Appendix C: Configure the PC. 2) Then the built-in DHCP server will assign IP address for the PC. Now, you can run the Ping command in the command prompt to verify the network connection. Please click the Start menu on your desktop, select run tab, type cmd or command in the field and press Enter. Type ping 192.168.100.1 on the next screen, and then press Enter. If the result displayed is similar to the screen below, the connection between your PC and the modem has been established. If the result displayed is similar to the screen shown below, it means that your PC has not connected to the modem. 8

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T
TC-7620
DOCSIS 3.0 High Speed Cable Modem User Guide
Chapter 4. Software Configuration
This User Guide recommends using the Quick Installation Guide for first-time installation. If you
want to know more about this device, maybe you will get help from this chapter to configure the
advanced settings through the Web-based Utility.
4.1
TCP/IP Configuration
The default IP address of the modem is 192.168.100.1. And the default subnet mask is
255.255.255.0. We use all the default values for description.
Connect the local PC to the LAN port of the modem. And then you can configure your PC in the
following way.
1)
Set up the TCP/IP Protocol in "
Obtain an IP address automatically
" mode on your PC. If
you need instructions as to how to do this, please refer to
Appendix C: Configure the PC
.
2)
Then the built-in DHCP server will assign IP address for the PC.
Now, you can run the Ping command in the command prompt to verify the network connection.
Please click the
Start
menu on your desktop, select
run
tab, type
cmd
or
command
in the field
and press
Enter
. Type
ping 192.168.100.1
on the next screen, and then press
Enter
.
If the result displayed is similar to the screen below, the connection between your PC and the
modem has been established.
If the result displayed is similar to the screen shown below, it means that your PC has not
connected to the modem.
8