Multi-Tech Systems MTASR1-100 - Manual (Page 68)

MTASR1-100 Owner’s Manual
68
Local Management Interface (LMI)
When LMI is chosen, the following parameters are modifiable.
Frequency of Status Enquiry (nN1)
The amount of time (in seconds) after which the polling needs to be done to update status of the PVCs.
Range: 1-10
Recommended Value: 6
Error Threshold (nN2)
It specifies the number of errors that should occur on a LMI link before an error is reported. The number
specified is the number of events.
Range: 1-10
Recommended Value: 3
Measurement Interval for Errors (nN3)
It specifies the amount of time for which Error threshold has to be checked. For example a value of 4 specifies
that 1 in 4 messages should be checked for errors.
Range: 1-10
Recommended Value: 4
Note: Error threshold should be less than or equal to Measurement Interval for Errors.
User Status Enquiry Timer (nT1)
It specifies the maximum amount of time (in seconds) for the network to respond to user’s Status Enquiry
request.
Range: 5-30
Recommended Value: 5
Network Status Enquiry Frequency(nT2)
It is the frequency at which the Network expects to receive Status Enquiry Information for updating the status
of all PVC’s. Its value specified in seconds.
Range: 5-30
Recommended Value: 10
Note: Network Status Enquiry Frequency Timer should be greater than User Status Enquiry Timer.