Paradyne 9820, Руководство пользователя, Страница: 225 / 281

SNMP MIBs and Traps, and RMON Alarm Defaults
B-9 9820-A2-GB20-20 June 2000
Table B-6. linkUp and linkDown Variable-Bindings (1 of 2)
Interface Variable-Bindings Possible Cause
Physical Sublayer
Network Synchronous
Data Port
(Supported by the
media-specific
RS232-like MIB.)
H
ifIndex (RFC 1573)
H
ifAdminStatus
(RFC 1573)
H
ifOperStatus (RFC 1573)
H
devLastTrapString
(devHealthAndStatus.-
mib)
H
linkDown – One or more alarm
conditions are active on the
port.
If the interface is configured to
monitor the control lead,
alarms are generated as
shown in
Table B-7 .
String:
‘$ifString $alarmString down.’
(e.g., ‘Sync Data Port S01P2
DTR and RTS down.’ )
‘$ifString administratively
shutdown.’ (Due to an
intentional shutdown.)
H
linkUp – No alarms on the
port.
If the interface is configured to
monitor the control lead,
alarms are generated as
shown in
Table B-7 .
String:
‘$ifString up.’
User Synchronous
Data Port
(Supported by the
media-specific
RS232-like MIB.)
H
linkDown – One or more alarm
conditions are active on the
port.
If the interface is configured to
monitor the control lead,
alarms are generated as
shown in
Table B-7 .
String:
‘$ifString $alarmString down.’
(e.g., ‘Sync Data Port S01P1
DTR down.’ )
‘$ifString administratively
shutdown.’ (Due to an
intentional shutdown.)
H
linkUp – No alarms on the
port.
If the interface is configured to
monitor the control lead,
alarms are generated as
shown in
Table B-7 .
String:
‘$ifString up.’