
SNMP MIBs and Traps, and RMON Alarm Defaults
B-8
9820-A2-GB20-20
June 2000
Traps: linkUp and linkDown
These traps are supported on the following interfaces:
H
Network and synchronous data ports – Physical sublayer interfaces
H
Frame relay logical link layer interfaces
Table B-5.
linkUp and linkDown Traps
Trap
What It Indicates
Possible Cause
linkDown
A failure in one of the
communication interfaces
has occurred.
A failure in one of the
communication interfaces has
occurred.
linkUp
One of the failed
communication interfaces is
up and operational.
One of the failed communication
interfaces is up and operational.
linkUp and linkDown variable-bindings are in
Table B-6
.
Physical and logical sublayers are represented by the entry in the MIB II
Interfaces Table. It is supported by a combination of the Frame Relay Extension
MIB and either the Frame Relay Services MIB or the Frame Relay DTEs MIB.
Summary of Contents for 9820
Page 10: ...Contents viii 9820 A2 GB20 20 June 2000...
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Page 246: ...SNMP MIBs and Traps and RMON Alarm Defaults B 30 9820 A2 GB20 20 June 2000...
Page 266: ...Technical Specifications D 4 9820 A2 GB20 20 June 2000...
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