`show ipv6 tcp traffic`

Displays IPv6 Transmission Control Protocol (TCP) traffic statistics.

Syntax

show ipv6 tcp traffic

Modes

User EXEC mode

The show ipv6 tcp traffic command displays the following information:

Output field	Description
active opens	The number of TCP connections opened by this device by sending a TCP SYN to another device.
passive opens	The number of TCP connections opened by this device in response to connection requests (TCP SYNs) received from other devices.
failed attempts	This information is used by RUCKUS customer support.
active resets	The number of TCP connections this device reset by sending a TCP RESET message to the device at the other end of the connection.
passive resets	The number of TCP connections this device reset because the device at the other end of the connection sent a TCP RESET message.
input errors	This information is used by RUCKUS customer support.
in segments	The number of TCP segments received by the device.
out segments	The number of TCP segments sent by the device.
retransmission	The number of segments that this device retransmitted because the retransmission timer for the segment had expired before the device at the other end of the connection had acknowledged receipt of the segment.
in connections requests	The number of connection requests received by the device.
out connections requests	The number of connection requests sent by the device.
connections established	The total number of TCP connection established.
acks	The total number acknowledgments received.
duplicate acks	The total number of duplicate acknowledgments received.
duplicate bytes	The total number of TCP packets received with duplicate sequence number.
bad checksum	The total number of TCP packets received with bad checksum.
no checksum	The total number of TCP packets received with no checksum.
invalid header length	The total number of TCP packet received where the header length is less than the minimum header length.
illegal TCP MSS option length	The total number of TCP packets received with an illegal TCP MSS option length.
illegal option	The total number of TCP packets received with an illegal kind for TCP option.
minimum TCP header	The total number of TCP packets received with the length of the packet less than the minimum TCP header length requirement.
invalid segment	TCP invalid segments received.

Examples

The following is sample output from the show ipv6 tcp traffic command.

device> show ipv6 tcp traffic

TCP Statistics
  0 current active tcbs, 2 tcbs allocated, 0 tcbs freed 0 tcbs protected
  0 active opens, 0 passive opens, 0 failed attempts
  0 active resets, 0 passive resets, 0 input errors
  0 in segments, 0 out segments, 0 retransmission
  0 in connections requests, 2 out connections requests, 0 connections established,
  0 acks, 0  duplicate acks, 0 duplicate bytes
  0 bad checksum, 0 no checksum, 0 invalid header length
  0 illegal TCP MSS option length, 0 illegal option, 0 minimum TCP header, 0 invalid segment

History

Release version	Command history
08.0.95	The command output was enhanced to show more detailed information.

Show Commands

show ipv6 tcp traffic

`show ipv6 tcp traffic`