Paradyne CSU, DSU, 9126-II, 9128-II Alarms, Alarm Conditions 1 What It Indicates What To Do

8. Troubleshooting

Alarms

The following table describes the alarm conditions that will generate an SNMP trap for a physical interface, and the frame relay LMIs and DLCIs. These alarm conditions also generate Health and Status messages seen on the System and Test Status screen.

Main Menu → Status → System and Test Status

Table 8-1. Alarm Conditions (1 of 7)

Alarm Condition	What It Indicates	What To Do
AIS at DSX-1	For the DSX-1 interface, the	For the DSX-1 interface, check the
	attached DTE is	DTE attached to the interface.
	transmitting an AIS.
AIS at Network 1	An Alarm Indication Signal	For the network interface, report
	(AIS) is being received by	the problem to your T1 service
	the interface. AIS is an	provider.
	unframed, all ones signal.
CTS down to	The CTS control lead on the	Check DTR and RTS from Port-1.
Port-1 Device	device’s interface is off.	TVerify that the port is enabled.
		Check DTR from the user data
		port.
DBM BRI Card Failed	The ISDN BRI DBM failed	Reset the FrameSaver unit (Main
	to pass the self-test.	Menu→ Control → Reset Device).
		If the DBM fails again, contact
		your service representative.
DLCI nnnn Down,	The DLCI for the specified	Verify that the network LMI is up. If
frame relay link 1,2	frame relay link is down.	it is, contact your network
		provider, or your ISDN service
		provider if an ISDN Link Name is
		the link.
DTR Down from Port-1	The DTR control lead on	Examine the attached DTE and
Device	the device connected to	cable connected to the system’s
	Port-nis disasserted.	port.
	The DTR control lead on	Check that the port cable is
	the device connected to the	Tsecurely attached at both ends.
	specified port is off. This	Check the status of the
	message applies to data
		attached equipment.
	ports that act as DCEs.

1nnnn indicates a DLCI number of 16 through 1007.

2frame relay link is one of the following:

–Net1-FR1. The frame relay link specified for the network interface, Network 1.

–Port-n. The frame relay link associated with a user data port.

–ISDN Link Name on a non-network ISDN DBM interface.

3Does not apply to a TS Access Management Link DLCI.

9128-A2-GB20-80 September 2002 8-7