SNMP MIBs and Traps, and RMON Alarm Defaults
Traps: linkUp and linkDown
B-8
These traps are supported on the following interfaces:
Network, DSX-1, and synchronous data ports – Physical sublayer interfaces
Frame relay logical link layer interfaces
Table B-5. linkUp and linkDown Traps
Trap
What It Indicates
linkDown
A failure in one of the
communication interfaces
has occurred.
linkUp
One of the failed
communication interfaces is
up and operational.
Their linkUp and linkDown variable-bindings are in
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.
March 2000
Possible Cause
A failure in one of the
communication interfaces has
occurred.
One of the failed communication
interfaces is up and operational.
Table
B-6.
9124-A2-GB20-00