Cisco 1700 series Настройка - Страница 8

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Cisco 1700 series Настройка
Configuring the ADSL Interface
Timesaver
Obtain this information from your system administrator or network plan before you begin router
configuration.
You can configure the new interface and other router parameters by using any of the following methods:
•
•
•
These procedures are explained in the following sections. To change the settings shown in the examples,
and for further information, refer to the IOS configuration guides and command references. If you have
questions or need help, see the section
Default Commands
The IOS software provides the following default configurations for ADSL-specific parameters.
The following default command sets the ADSL operating mode:
dsl operating-mode auto
The following command sets the ATM virtual circuit-per-virtual path (vc-per-vp) configuration for the
router:
atm vc-per-vp 256
Defaults for WIC-1ADSL-I-DG
For the WIC-1ADSL-I-DG, the default command operating-mode auto sets the carrier tone range from
33 to 56 to meet the requirements of the Deutsche Telekom U-R2 specification.
Alternately, to set the carrier tone range from 29 to 48, use the command
dsl operating-mode auto tone low
This command, dsl operating-mode auto tone low, is not available on the WIC-1ADSL or
WIC-1ADSL-DG.
Configuration Mode
You can configure the interfaces on your ADSL WIC manually by entering IOS commands on the
command line. This method, called configuration mode, provides the greatest power and flexibility.
For further information about these commands, refer to the IOS configuration guides and command
references.
Configuring an ADSL WAN Interface Card on Cisco 1700 Series Routers
8
Configuration Mode
(manual configuration)—recommended if you are familiar with IOS
commands. Enter the commands at the prompt.
AutoInstall
(automatic installation)—recommended if another router running IOS software is
installed on the network. This configuration method must be coordinated in advance by someone
with experience using IOS software, such as the network administrator.
System Configuration Dialog
commands. You are prompted for each response.
(Setup facility)—recommended if you are not familiar with IOS
"Obtaining Technical Assistance"
later in this document.
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