Paradyne 9788 - Manual (Page 250)

B. SNMP MIBs, Traps, and RMON Alarm Defaults
B-10 December 2002 9700-A2-GB20-20
Frame Relay Logical Link Sublayer – Represented by entry in MIB II Interfaces Table.
Synchronous
Data Port
(CSU/DSU only)
Service Side of the
Frame Relay UNI
(Supported by the
Frame Relay
Extension MIB and
media-specific
Frame Relay
Services MIB.)
ifIndex (RFC 1573)
ifAdminStatus (RFC 1573)
ifOperStatus (RFC 1573)
devLastTrapString
(devHealthAndStatus.mib)
linkDown – LMI is down for the
LMI Protocol configured, or
Frame Relay link is disabled. If
LMI Protocol is not configured,
a linkUp/linkDown trap is based
solely on whether the interface
is enabled or disabled.
Strings:
‘$ifString LMI down.’ (No
alarms exist on the link.)
‘$ifString administratively shut
down.’ (Due to an intentional
shutdown.)
linkUp – LMI is up or Frame
Relay link is enabled.
String:
‘$ifString up.’
Network
(Supported by the
Frame Relay
Extension MIB and
media-specific
Frame Relay DTE’s
MIB.)
ATM Logical Link Sublayer
Network
(Supported by an
entry in the MIB-II
Interfaces Table.)
ifIndex (RFC 1573)
ifAdminStatus (RFC 1573)
ifOperStatus (RFC 1573)
devLastTrapString
(devHealthAndStatus.mib)
linkDown – One or more alarm
conditions are active on the
link.
– Loss of Cell Delineation
Strings:
‘$ifString down.’ (The physical
link is down.)
‘$ifString down due to Loss of
Cell Delineation.’
‘$ifString administratively shut
down.’ (Due to an intentional
shutdown.)
linkUp – No alarms on the link.
String:
‘$ifString up.’
Table B-6. linkUp and linkDown Variable-Bindings (3 of 3)
Interface Variable-Bindings Possible Cause