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12-4
Surveyor
User’s Guide
Table 12-3 contains an alphabetical list, with descriptions, of Surveyor’s Token
Ring error counters.
Table 12-3. Alphabetical List and Descriptions of Token Ring Error Counters
Token Ring Counter Description
Abort Delimiter Records events where a reporting Ring Station encounters recover-
able internal errors, forcing it to transmit an Abort Delimiter frame.
AC Error Records events where the reporting Ring Station’s nearest active
upstream neighbor could not set the address recognized bits or frame
copied bits in the newly transmitted frame after copying the bits on the
last frame received.
Burst Error Records events where the reporting Ring Station encounters signal
transition or signal error on the Token Ring physical medium
Frame Copy Records when a reporting Ring Station copies a frame containing the
Ring Station’s own (duplicate) address.
Frequency Records events where the reporting Ring Station attempts to receive a
frame containing an improper ring-clock frequency.
Internal Error Records events where the reporting Ring Station encounters a recov-
erable internal error.
Line Error Records events where the reporting Ring Station’s checksum process
detects an error in a received data frame or token that the Ring Station
transmitted.
Lost Frame Records events where a reporting Ring Station generates a frame to a
specific address and does not receive the returned frame.
Token Error Records events where the Token Ring Active Monitor does not detect
a ring token.