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Configuring ISDN and Leased Line Connections 2-11
Note: Each DS0 channel represents a 56k or 64k increment in
bandwidth. Selecting a number less than the maximum of 24
specifies a fractional-T1 interface.
For fractional-T1, you may also specify in the check box whether
the DS0 channels are contiguous or alternating.
5. Select First DS0 Channel and enter the number of the first
active DS0 channel you will be using. The default setting is 1
(one). Press Return.
Note: You may change the First DS0 Channel number, which
has a valid range from one to the maximum number minus the
number of active channels. If the number of active DS0
channels is 24 (maximum), First DS0 Channel is hidden.
6. Select Buildout (-dB) and press Return. From the pop-up menu,
highlight the line Buildout, which is the transmit attenuation of
your line that you will be using. The choices in the menu include
Auto, 0-0.6, 7.5, 15.0, 22.5, and None. The default setting is
Automatic. Press Return.
If Automatic is chosen, the attenuation of the transmission will
be set to match the receiving signal level.
7. Select Channel Data Rate and highlight the data rate specified
by your service provider. The channel data rate choices are
Nx56k or Nx64k. The default is Nx64k. Press Return.
8. Select Clock Source and press Return. From the pop-up menu,
highlight the clock source, that you wish to use. The choices
offered are Internal Clock Source, or Network Clock Source.
The default is Network. Press Return.
9. Select Data Link Encapsulation and highlight the method of
encapsulation that you want to use from the pop-up menu. The
choices offered are PPP, HDLC, and Frame Relay. The default
setting is Frame Relay. Press Return.
10. You are now done configuring the Line Configuration screen.
Press the escape key to return to the WAN Setup screen. Go to
page 2-13, for information on how to configure your leased line
connection profile.