Command Reference Guide
Command Reference Guide (ISCLI) Command Reference Guide (ISCLI)  55 
Table 49 TCP statistics 
Statistics 
Description 
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. 
tcpInSegs 
The total number of segments received, including those received in error. This count 
includes segments received on currently established connections. 
tcpOutSegs 
The total number of segments sent, including those on current connections but 
excluding those containing only retransmitted octets. 
tcpRetransSegs 
The total number of segments retransmitted, that is, the number of TCP segments 
transmitted containing one or more previously transmitted octets. 
tcpInErrs 
The total number of segments received in error (for example, bad TCP checksums). 
tcpCurBuff 
The total number of outstanding memory allocations from heap by TCP protocol 
stack. 
tcpCurConn 
The total number of outstanding TCP sessions that are currently opened. 
tcpOutRsts 
The number of TCP segments sent containing the reset (RST) flag. 
UDP statistics 
The following command displays UDP statistics: 
show ip udp counters 
Command mode: All except User EXEC 
UDP statistics: 
udpInDatagrams: 54 udpOutDatagrams: 43 
udpInErrors: 0 udpNoPorts: 1578077 
The following table describes the User Datagram Protocol (UDP) statistics: 
Table 50 UDP statistics 
Statistics 
Description 
udpInDatagrams 
The total number of UDP datagrams delivered to the switch. 
udpOutDatagrams 
The total number of UDP datagrams sent from this switch. 
udpInErrors 
The number of received UDP datagrams that could not be delivered for reasons 
other than the lack of an application at the destination port. 
udpNoPorts 
The total number of received UDP datagrams for which there was no application at 
the destination port. 










