Zhone 2000 ユーザーガイド

- acks for unsent data

Unacceptable/invalid/unsent acknowledge number in 
the TCP header.

- with data outside window

The remote host has sent data beyond the window that 
the software could advertise. 

 - with data after close

TCP packets received in a Closed state/connection.

segments with data

Total segments received, including those received in 
error. This count includes segments received on 
currently established connections.

segments with duplicate data No. of segments received with duplicate data.

segments with only an ACK Not used

segments with a duplicate 
ACK

Not used

segments with a RST

No. of segments received with the RST (Reset) Flag bit 
on in the TCP header.

window probes

Not used

window updates

Not used

packets sent

Total TCP packets sent.

discarded for lack of 
resources

Discarded transmitted packets due to lack of resources: 
kernel memory or packet buffers.

discarded due to internal 
errors

Discarded transmitted packets due to internal software 
errors.

with illegal destination port

Destination port field value in TCP header is illegal.

segments with data

Total segments sent.

segments with retransmitted 
data

No. of retransmitted TCP data packet.

segments with only an ACK Not used

segments with a delayed 
ACK

Not used

segments with a RST

No. of unsolicited reset (RST) segment sent.

window probes

Not used

window updates

Not used

active opens

No. of TCP connections opened.

passive opens

No. of TCP passive connections opened.

connections currently 
established

No. of TCP connections currently established.

connections gracefully 
closed

No. of TCP connections gracefully closed.

connections aborted

Not used

failed connection attempts

Not used