dupack contains the number of duplicate acknowledgment
segments.
dupseg contains the number of duplicate received TCP segments.
erract contains the total number of error messages sent by TCP.
hashcolls contains the number of times hashing of the TCP port
information produced a collision with a previous port.
hashhits contains the number of times the hash was successful
when matching TCP ports.
hashmiss contains the number of times the hash was missed during
a TCP port search.
mem_err contains the number of memory errors.
mem_use contains the number of bytes of memory required for TCP
operations.
net_dropped contains the number of TCP segments dropped
because of an invalid data path.
net_notcb contains the number of times the hash table search of
active TCP ports failed, and reset of the connection was attempted.
no_mem contains the number of instances TCP could not function
because of lack of memory resources.
nopact contains the number of times a received TCP segment
required no action.
pkts_rcv contains the number of TCP segments received by the
router during TCP sessions.
pkts_snt contains the number of TCP segments transmitted by the
router during TCP sessions.
rcv_full contains the number of times TCP segments were dropped
because the receive window was closed.
Managment
Information Base
18
Management Information Base Variables
tcp: TCP Information Base
18-93