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Paradyne JetFusion Integrated Access Device User Manual

Page 210

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2000-A2-GB20-10

- 191 -

February 2004

- bad checksums

Checksum value in TCP header is incorrect.

- with headers too small

Size of the TCP header is less than 20 bytes.

- packets smaller than
header

Packet size is less than the TCP header size.

- packets larger than frame Packet is larger than the internal packet buffer.

- 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

Sent Packet Information

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.

Table 12–6. TCP Statistics Report

Parameter

Description