Reference
Ethernet
Fast Ethernet
Gigabit Ethernet
Token Ring
Overview
Introduction
Frame Formats
Ring Monitors
Contention
Ring Poll
Ring Purge
Token Priority
Soft Errors
Beaconing
Troubleshooting
State Machines
Timers
Protocol Analysis
FDDI
LLC
Interconnect Devices
TCP/IP Protocols
RS-232
IEEE 802.4
Architectures
Fiber Optics
Wireless LAN
ATM
Detailed Contents
Manual Appendices

Timers

Timer, Return to Repeat 4 ms TRR
Timer, Holding Token 8.9 ms THT
Timer, Queue PDU
SMP Queue PDU delay
20 ms TQP
Timer, Valid Transmission
AMP Detect no valid transmission
(Timer for Valid Xmission)
10 ms TVX
Timer, No Token 2.6 seconds TNT
Timer, Active Monitor
Start Ring Poll
7 seconds TAM
Timer, Standby Monitor
Detect AMP
15 seconds TSM
Timer, Error Report 2 seconds TER
Timer, BCN Transmit
Length of time a station remains in Beacon
transmit before entering Bypass state.
16 seconds TBT
Timer, BCN Receive
Length of time a station receives Beacon
frames from its downstream neighbor before
entering Bypass state.
160 ms TBR
New Station Insertion Time-Out
Length of time that a newly inserted adapter will
wait to detect that the ring is operating normally.
18 seconds