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Appendix C – List of Objects Eligible for RMON Alarms
ROS™ v3.5 262 RS400
Appendix C – List of Objects Eligible for RMON
Alarms
ifInOctets
The total number of bytes received on the interface, including framing characters.
ifInUcastPkts
The number of packets, delivered by this sub-layer to a higher (sub-)layer, which, were not
addressed to a multicast or broadcast address at this sub-layer.
ifInDiscards
The number of received packets that are droped due to lack of receive buffers.
ifInErrors
The number of received packets that contained errors preventing them from being deliverable to
a higher-layer protocol.
ifOutOctets
The total number of bytes transmitted out of the interface.
ifOutUcastPkts
The total number of transmitted packets which were not addressed to a multicast or broadcast
address.
tcpActiveOpens
The number of times TCP connections have made a direct transition to the SYN-SENT state
from the CLOSED state.
tcpPassiveOpens
The number of times TCP connections have made a direct transition to the SYN-RCVD state
from the LISTEN state.
tcpAttemptFails
The number of times TCP connections have made a direct transition to the CLOSED state from
either the SYN-SENT or the SYN-RCVD, plus the number of times TCP connections have made
a direct transition to the LISTEN state from the SYN-RCVD.
tcpEstabResets
The number of times TCP connections have made a direct transition to the CLOSED state from
either the ESTABLISHED state or the CLOSE-WAIT state
tcpCurrEstab
The number of TCP connections for which the current state is either ESTABLISHED or CLOSE-
WAIT.
tcpInSegs
The total number of segments received, including those received in error.
tcpOutSegs