Paradyne FrameSaver SLV 9124 User Manual page 227

9124-A2-GB20-00
Table B-6. linkUp and linkDown Variable-Bindings (1 of 2)
Interface Variable-Bindings
Physical Sublayer
Network,
DSX-1
(Supported by the
media-specific DS1
MIB.)
Synchronous
Data Port
(Supported by the
media-specific
RS232-like MIB.)
1
The DTR alarm condition will only generate a linkUp/ linkDown trap if the DTE
supports the DTR lead state.
2
The RTS alarm condition will only generate a linkUp/ linkDown trap if the DTE
supports the RTS lead state.
March 2000
SNMP MIBs and Traps, and RMON Alarm Defaults
Possible Cause
ifIndex (RFC 1573)
ifAdminStatus
(RFC 1573)
ifOperStatus (RFC 1573)
devLastTrapString
(devHealthAndStatus.-
mib)
ifIndex (RFC 1573)
ifAdminStatus
(RFC 1573)
ifOperStatus (RFC 1573)
devLastTrapString
(devHealthAndStatus.-
mib)
linkDown – One or more alarm
conditions are active on the
interface.
Alarm conditions include:
– Loss of Signal (LOS) or
far-end loss of signal
– Out of Frame (OOF)
– Alarm Indication Signal
(AIS)
– Excessive Error Rate (EER)
– Yellow Alarm
Strings:
'$ifString down.' No alarms
exist. (e.g., 'Network T1 down
due to yellow alarm.' )
'$ifString administratively
shutdown.' (Due to an
intentional shutdown.)
linkUp – No alarms on the
interface.
String:
'$ifString up.'
linkDown – One or more alarm
conditions are active on the
port.
Alarm conditions include:
1
– DTR off
2
– RTS off
– ' ' – Not DTR or RTS, but
link is down.
String:
'$ifString $alarmString down.'
(e.g., 'Sync Data Port S01P1
DTR and RTS down.' )
'$ifString administratively
shutdown.' (Due to an
intentional shutdown.)
linkUp – No alarms on the
port.
String:
'$ifString up.'
B-9