Interface Group – "ifLastChange" Object (ifEntry 9)
This object contains the value of "sysUpTime" at the time the interface entered its
current operational state.
Interface Group – Input Counters (objects ifEntry 10 to ifEntry 15)
These objects collect statistics on the data received by the COM port and the
MODEM port when these ports are configured as SNMP management links. For
interfaces that are not configured as an SNMP management link, these statistics
are not provided and an error status is returned if access is attempted. The objects
used to collect input statistics are listed below:
T
T
T
T
T
T
Interface Group – Output Counters (objects ifEntry 16 to ifEntry 21)
These objects collect statistics on the data received by the COM port and the
MODEM port when these ports are configured as SNMP management links. For
interfaces that are not configured as an SNMP management link, these statistics
are not provided and an error status is returned if access is attempted. The objects
used to collect output statistics are listed below:
T
T
T
T
T
T
3150-A2-GB24-10
COM Port:
When configured as an SNMP management link, up and
down are based on the current state of the link layer
protocol. Otherwise, the interface is always up(1).
The interface is never in the testing(3) state.
MODEM
When configured as an SNMP management link, up and
Port:
down are based on the current state of the link layer
protocol. Otherwise, the interface is always up(1) when the
modem is connected and down(2) when the modem is not
connected.
The interface is never in the testing(3) state.
ifInOctets (ifEntry 10)
ifInUcastPkts (ifEntry 11)
ifInNUcastPkts (ifEntry 12)
ifInDiscards (ifEntry 13)
ifInErrors (ifEntry 14)
ifInUnknownProtos (ifEntry 15)
ifOutOctets (ifEntry 16)
ifOutUcastPkts (ifEntry 17)
ifOutNUcastPkts (ifEntry 18)
ifOutDiscards (ifEntry 19)
ifOutErrors (ifEntry 20)
ifOutQLen (ifEntry 21)
March 2001
F. SNMP MIB Objects
F-7