o address unreachable pdus discarded Support: All Number of data PDUs that have been discarded because the destination was unreachable. o aged ip packets discarded Support: IP Number of IP packets that have been discarded because their time of life has expired. o aged pdus discarded Support: L1,L2 Number of data PDUs that have been discarded because their lifetime has expired. o attempts to exceed maximum sequence number Support: L1,L2 Number of times an attempt was made to increase the sequence number of a link state packet beyond the maximum allowed. o corrupted lsps detected Support: L1,L2 Number of times that the corrupted lsp detected event has been generated. o creation time Support: All Time this entity was created. o error reports generated Support: All Number of error report PDUs (or Phase IV data packets with RTS set) that have been generated. o icmp address mask reply messages received Support: IP Number of ICMP Address Mask Reply messages received. o icmp address mask reply messages sent Support: IP Number of ICMP Address Mask Reply messages sent. o icmp address mask request messages received Support: IP Number of ICMP Address Mask Request messages received. o icmp address mask request messages sent Support: IP Number of ICMP Address Mask Request messages sent. o icmp destination unreachable messages received Support: IP Number of ICMP Destination Unreachable messages received. o icmp destination unreachable messages sent Support: IP Number of ICMP Destination Unreachable messages sent. o icmp echo reply messages received Support: IP Number of ICMP Echo Reply messages received. o icmp echo reply messages sent Support: IP Number of ICMP Echo Reply messages sent. o icmp echo request messages received Support: IP Number of ICMP Echo Request messages received. o icmp echo request messages sent Support: IP Number of ICMP Echo Request messages sent. o icmp message send errors Support: IP Number of ICMP messages that could not be sent because of problems in the ICMP layer. Note that this value does not include errors that occur outside the ICMP layer, such as forwarding errors. o icmp messages received Support: IP Number of ICMP messages received. This value includes those messages counted by the icmp received message errors counter. o icmp messages sent Support: IP Number of ICMP messages of all types that the node has attempted to send. Note that this figure includes the value of the icmp message send errors counter. o icmp received message errors Support: IP Number of ICMP messages received with any type of error. o icmp parameter problem messages received Support: IP Number of ICMP Parameter Problem messages received. o icmp parameter problem messages sent Support: IP Number of ICMP Parameter Problem messages sent. o icmp redirect messages received Support: IP Number of ICMP Redirect messages received. o icmp redirect messages sent Support: IP Number of ICMP Redirect messages sent. o icmp source quench messages received Support: IP Number of ICMP Source Quench messages received. o icmp source quench messages sent Support: IP Number of ICMP Source Quench messages sent. o icmp time exceeded messages received Support: IP Number of ICMP Time Exceeded messages received. o icmp time exceeded messages sent Support: IP Number of ICMP Time Exceeded messages sent. o icmp timestamp reply messages received Support: IP Number of ICMP Timestamp Reply messages received. o icmp timestamp reply messages sent Support: IP Number of ICMP Timestamp Reply messages sent. o icmp timestamp request messages received Support: IP Number of ICMP Timestamp Request messages received. o icmp timestamp request messages sent Support: IP Number of ICMP Timestamp Request messages sent. o icmp unknown message types received Support: IP Number of ICMP messages received with an unknown message type. o ip address unreachable packets discarded Support: IP Number of IP packets discarded because their destination was unreachable. o ip destination address error packets discarded Support: IP Number of IP packets discarded because of an invalid destination address or the address of an unsupported class. o ip packets discarded Support: IP Number of IP packets discarded for either of the following reasons: o Error in the IP header, such as bad checksum or version number mismatch. Note, however, that format errors and time to live expired are excluded. o Packet received through data link broadcast when forwarding is not allowed. o ip packet format errors Support: IP Number of IP packets discarded because of a format error in the IP header. o ip protocol unreachable packets discarded Support: IP Number of IP packets received for the local system and discarded because there was no port with the protocol type specified in the IP datagram PROTO field. o ip source address error packets discarded Support: IP Number of IP packets discarded because of an invalid source address or the address of an unsupported class. o lsp L1 database overloads Support: L1,L2 Number of times that the lsp level 1 database overload event has been generated. o lsp L2 database overloads Support: L2 Number of times that the lsp level 2 database overload event has been generated. o manual addresses dropped from area Support: L1,L2 Number of times an address in the manual area addresses set is ignored when computing an area address (each address that is ignored is counted separately). o own lsp purges Support: L1,L2 Number of times that the own lsp purged event has been generated. o pdu format errors Support: All Number of data PDUs that have been discarded because of format errors. o phaseiv translation failures Support: All Number of times the phase iv translation failures event has been generated. o sequence number skips Support: L1,L2 Number of times that the sequence number skipped event has been generated. o unsupported options Support: All Number of data PDUs that have been discarded because they specified unsupported options in their header.