Specifications

9031398 E3 DCE Management Views
5-7
Token Ring DCE Management Views
Token Ring DCE Ring Information View
ring. This is determined by the number of Report SUA change MAC frames
that have been detected.
Poll Events
Displays the total number of poll events that have been detected on this ring.
Beacons
Displays the number of beacons generated by stations, and detected by the
DCE, on this ring.
Beacon Time
Displays the value total amount of time the ring has been in the beacon state.
This beacon time is updated every time the ring enters the beacon state. The
value is displayed in the following format: Days+Hours:Minutes:Seconds.
Last Beacon
This area of the Token Ring DCE Ring Information view provides information
on the last beacons detected on this ring, including the sender, time, and type.
This section provides the following fields:
Last Beacon Sender
Displays the MAC address of the sender of the last beacon frame detected on
the ring. If no beacon frames have been detected, then the value is equal to six
octets of zero.
Last Beacon Time
Displays the value of SysUpTime when the last beacon frame was detected on
the ring. If one has not been detected, then the value is zero.
Last Beacon Type
Displays the type of the last beacon frame detected on the ring. Table 5-4
provides the possible beacon types and definitions.
Last Beacon NAUN
Displays the MAC address of the Next Active Upstream Neighbor (NAUN) in
the last beacon frame detected on the ring. If no beacon frames have been
detected, the value is equal to six octets of zero.
Table 5-4. Beacon Type Definitions
Beacon Type Definition
Other No beacon detected on the ring, or the beacon detected is of
some other type than the known beacons.
Recovery The last beacon frame detected on the ring had the recovery
bit set. This type of beacon frame is sent out by a station
before acting as a recovery station on the ring.