4-46 DL3800E Inverse Multiplexer User’s Guide — July 9, 2001
4
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Manual Network Restoration
The DL3800E’s E1 ports are normally set to auto restore. However, you
may choose to individually restore E1 networks after they fail, through the
MANUAL NETWORK RESTORATION MENU.
1. If the port has previously been set to “Use w/manual restore,” in
the Network Configuration screen.
2. If the E1 is not in alarm. If the E1 is in alarm, you must first clear
the alarm statistics in the STATISTICS MENU. To learn how to
clear alarm statistics, see “Statistics” on page 4-11.
To access the MANUAL NETWORK RESTORATION MENU (Figure 4-22
on page 4-47) move the highlight bar to Manual Network Restoration in
the CONFIGURATION MENU, and press Enter.
WARNI NG: The E1 Loopback tests will result in removal of the E1
port from service unless the port is configured for “Install/Test Only”
mode. In this mode, a port in loopback will remain in service, which
will disrupt traffic.
NOTE: Manual restore will only work under the following conditions: