3Com MSR 50 Network Router User Manual


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Table 161 Description on the fields of the display tcp statistics command
Field Description
Received packets: Total Total number of packets received
packets in sequence Number of packets arriving in sequence
window probe packets Number of window probe packets received
window update packets Number of window update packets received
checksum error Number of checksum error packets received
offset error Number of offset error packets received
short error Number of received packets with length being
too small
duplicate packets Number of completely duplicate packets
received
partially duplicate
packets
Number of partially duplicate packets received
out-of-order packets Number of out-of-order packets received
packets of data after
window
Number of packets outside the receiving
window
packets received after
close
Number of packets that arrived after connection
is closed
ACK packets Number of ACK packets received
duplicate ACK packets Number of duplicate ACK packets received
too much ACK packets Number of ACK packets for data unsent
Sent packets: Total Total number of packets sent
urgent packets Number of urgent packets sent
control packets Number of control packets sent
window probe packets Number of window probe packets sent; in the
brackets are resent packets
window update packets Number of window update packets sent
data packets Number of data packets sent
data packets
retransmitted
Number of data packets retransmitted
ACK-only packets Number of ACK packets sent; in brackets are
delayed ACK packets
Retransmitted timeout Number of retransmission timer timeouts
connections dropped in retransmitted
timeout
Number of connections broken due to
retransmission timeouts
Keepalive timeout Number of keepalive timer timeouts
keepalive probe Number of keepalive probe packets sent
Keepalive timeout, so connections
disconnected
Number of connections broken due to timeout
of the keepalive timer
Initiated connections Number of connections initiated
accepted connections Number of connections accepted
established connections Number of connections established
Closed connections Number of connections closed; in brackets are
connections closed accidentally (before
receiving SYN from the peer) and connections
closed initiatively (after receiving SYN from the
peer)