ZyXEL Communications MSC1024G Series User Manual page 301

Figure 191 E1 Port Setup
The following table describes the fields in this screen.
Table 128 E1 Port Setup
LABEL
E1 Port
Setup Table
Slot
Port
Load
Enable
Frame
Impedance
Alarm Profile Select an E1 alarm profile to define the thresholds that trigger an alarm on the port when
Customer
Info
Timing
Source
Apply
Cancel
MSC1000G/1024G/1224G Series User's Guide
DESCRIPTION
This table displays the E1 port settings that are configured for the selected port.
Select the number of a line card's slot. The corresponding port setup screen for the type
of line card you selected automatically displays.
Select the number of an E1 port on the line card.
Click Load to display the port's settings in this screen.
Select this to turn this port on.
Select the circuit framing for the E1 line. Both peers must use the same framing setting.
cas: Channel associated signaling.
crc: Clear channel signaling (CRC4 multiframe format).
cascrc: Channel associated signaling (CRC4 multiframe format).
Select the impedance in ohms that the IMA line card should use for the E1 port.
Select 75 if you use a coaxial cable or 120 if you use a twisted pair cable for the
connection.
exceeded. You can configure E1 alarm profiles in the Profile > Alarm E1 screen.
Enter information to identify the device or network connected to this E1 port. You can
use up to 47 printable English keyboard characters (including spaces and hyphens).
Select local to have the selected E1 port follow the clock of the IMA line card. Select the
number of an E1 port (1~8) to have the E1 port follow the clock of the connected ADM
device through the E1 line you select here.
Note: This setting only works when the clock setting of the IMA group to
which the E1 port belongs is itc. See
Click Apply to save the changes in this screen to the system's volatile memory. The
system loses these changes if it is turned off or loses power, so use the Config Save on
the navigation panel and then the Save button to save your changes to the non-volatile
memory when you are done configuring.
Click Cancel to begin configuring the screen again.
Chapter 11 Subscriber Port Setup Screens
Section 12.4 on page 311.
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