Black Box LRU4240 NET 1/2 Framing, Line Impedence, Time/Date Automatic Sync, Next sync, Time Src

Dual Trunk E1 Router

	Parameter Description		Default
	Time/Date	Identifies the time the status change/event was logged.
	Table D-27 Menu-4A Unit Configuration
Parameter		Description
UNIT		Protect Mode - Enabled or Disabled;
		Enabled - Protect mode prevents you from running tests from the front
		panel.
		Yellow Alarm - Enabled or Disabled;
		Enabled - The unit detects and generates a Yellow Alarm.
		Disabled - The unit does not detect or generate a Yellow Alarm.
NETWORK		Main/Alt Sync - INT, NET1, NET2
		Selects the E1 network transmitter’s clock source. First specify the Main
		clock source value, then the Alternate. (Each clock source has the same
		options.)
		Type y to confirm each action.
		NET: Select this option if the network is the clock source. If it is not, set to
		Int at one E1 end, and NET at the other end.
	Table D-28 Menu-4B Net Configuration and status
Parameter		Description
NET 1/2		Framing
		Selects the Network T1/E1 framing format.
		E1: CRC4 enabled, CRC4 disabled, and unstructured
		(
		Line Impedence
		View setting of E1 line impedence (75 ohm or 120 ohm)
	Table D-29 Menu-4T GMT Time synchronization
Parameter		Description
Time/Date		Automatic Sync
		Set automatic synchronization to Enabled or Disabled.
		Default: Disabled
How Often		Set the frequency of how often to synchronize the time with the time server (Days,
		hours, minutes, seconds)
Next sync		Displays synchronization count down and next scheduled synchronization
Time Src		Configure primary and secondary time server IP addresses and port of which time
		servers are connected
Attempts		Displays count of access attempts to time server

126 SALES: 0118 965 5100 Dual Trunk E1 Router User’s Guide