o address unreachable pdu discard
Support: All
Generated when a data PDU is discarded because the destination
address is unreachable.
Arguments:
discard Reason why the PDU was discarded.
reason
destination The destination address is unknown.
address unknown
destination The destination address is
address currently unreachable.
unreachable
duplicate An optional PDU field occurs twice.
option
header syntax There is a format error in the PDU
error header.
incomplete The received data did not contain a
pdu complete PDU.
received
incorrect The checksum is incorrect.
checksum
lifetime The PDU's lifetime expired while it was
expired being reassembled.
during
reassembly
lifetime The PDU's lifetime expired while it was
expired in transit.
while data
unit in
transit
pdu No buffers were available to forward the
discarded packet.
due to
congestion
protocol Unable to translate a DECnet-Plus format
procedure PDU into a Phase IV format PDU.
error
reason not No further information available.
specified
reassembly Insufficient memory available to
interference reassemble a PDU.
segmentation The PDU requires fragmentation, but the
required, but originator did not permit this.
not permitted
unsupported The PDU contained an unrecognized and
option not unsupported PDU option.
specified
unsupported The PDU version is not supported.
protocol
version
unsupported The sender requested an unsupported form
recording of of route recording.
route option
unsupported The sender requested an unsupported form
source of source routing.
routing
option
phase iv Phase IV destination address of the
forwarding Phase IV data packet.
address
phase iv Phase IV source address of the Phase IV
source data packet.
address
forwarding Destination NSAP address.
address
receiving Name of the adjacency on which the PDU
adjacency was received. For an end node, only the
circuit may be specified.
source Source NSAP address of the data NPDU.
address
o aged ip packet discard
Support: IP
Generated when an IP packet is discarded because the interval
specified in its time to live field has expired.
o aged pdu discard
Support: L1,L2
Generated when a data PDU is discarded because its lifetime has
expired.
Arguments:
discard Reason why the PDU was discarded. See possible
reason reasons described under the discard reason argument
of the address unreachable pdu discard event. (Not
all of these argument values can be generated by this
event.)
phase iv Phase IV header of the Phase IV packet causing this
pdu header event.
pdu header Contents of the header of the data PDU that was
discarded.
o attempt to exceed maximum sequence number
Support: L1,L2
Generated when an attempt is made to increase the sequence
number of a link-state packet beyond the maximum allowed sequence
number.
o corrupted lsp detected
Support: L1,L2
Generated when a corrupted link-state packet is detected in
memory.
o egp message discard
Support: All
Generated when EGP Message is discarded.
o ip address unreachable packet discard
Support: IP
Generated when an IP packet is discarded because its destination
is unreachable.
Arguments:
forwarding IP address on which the forwarding decision for the
IP address IP packet was taken. This is usually the destination
IP address.
icmp Value of the code field of the corresponding ICMP
discard destination unreachable message.
reason
host unreachable
network unreachable
source route failed
LAN Data link address of the broadcast circuit that
address is the previous hop for the packet. This argument
is present only if the receiving entity argument
identifies a broadcast circuit entity.
receiving Local name of the circuit entity corresponding to the
entity previous hop for the packet.
source ip Source IP address of the IP packet.
address
o ip destination address packet error discard
Support: IP
Generated when an IP packet is discarded because the destination
IP address is invalid (that is, it has an invalid format, or it
refers to an unsupported network class).
Arguments:
destination Destination IP address in the IP packet.
ip address
LAN Data link address of the broadcast circuit that
address is the previous hop for the packet. This argument
is present only if the receiving entity argument
identifies a broadcast circuit entity.
receiving Local name of the circuit entity corresponding to the
entity previous hop for the packet.
source ip Source IP address of the IP packet.
address
o ip packet discard
Support: IP
Generated when an IP packet is discarded because of version
number mismatch or bad checksum.
Arguments:
ip discard Reason why the IP packet was discarded. See the ip
reason discard reason argument of the IP Packet Format Error
event.
ip header IP header of the PDU that caused the event.
receiving Local name of the circuit entity corresponding to the
entity previous hop for the packet.
o ip packet format error
Support: IP
Generated when an IP packet is discarded because it contains a
format error.
Arguments:
ip discard Reason why the IP packet was discarded.
reason
duplicate option
header syntax error
incomplete packet received
incorrect checksum
incorrect header length
incorrect total length
option error
protocol procedure error
reason not specified
received via broadcast
unsupported option not specified
unsupported protocol version
unsupported security option
ip header IP header of the PDU that caused the event.
LAN Data link address of the broadcast circuit that
address is the previous hop for the packet. This argument
is present only if the receiving entity argument
identifies a broadcast circuit entity.
pointer Offset of the octet in the IP header that caused the
format error.
receiving Local name of the circuit entity corresponding to the
entity previous hop for the packet.
o ip protocol unreachable packet discard
Support: IP
Generated when an IP packet is discarded because there was no
port on the local system for the protocol type specified in the
IP header.
Arguments:
destination Value of the protocol field in the IP packet.
protocol
icmp Value of the code field of the corresponding ICMP
discard destination unreachable message.
reason
Port Unreachable
Protocol Unreachable
LAN Data link address of the broadcast circuit that
address is the previous hop for the packet. This argument
is present only if the Receiving Entity argument
identifies a broadcast circuit entity.
receiving Local name of the circuit entity corresponding to the
entity previous hop for the packet.
source ip Source IP address of the IP packet.
address
o ip source address packet error discard
Support: IP
Generated when an IP packet is discarded because the source IP
address is invalid (that is, it has an invalid format, or it
refers to an unsupported network class).
Arguments:
destination Destination IP address in the IP packet.
ip address
LAN Data link address of the broadcast circuit that
address is the previous hop for the packet. This argument
is present only if the Receiving Entity argument
identifies a broadcast circuit entity.
receiving Local name of the circuit entity corresponding to the
entity previous hop for the packet.
source ip Source IP address of the IP packet.
address
o lsp L1 database overload
Support: L1,L2
Generated when the status attribute L1 state changes from on to
waiting, or vice versa.
Arguments:
source id Source ID of the link-state packet.
state Current state.
change
recovered Router operating normally.
waiting Router has failed to store a link-state
packet, and is operating in restricted
mode.
o lsp L2 database overload
Support: L2
Generated when the status attribute L2 state changes from on to
waiting, or vice versa.
Arguments:
source id Source ID of the link-state packet.
state Current state.
change
recovered Router is operating normally.
waiting Router has failed to store a link-state
packet, and is operating in restricted
mode.
o manual address dropped from area
Support: L1,L2
Generated when one of the addresses in the manual area addresses
set is ignored when computing an area address. The event is
generated once for each address that is dropped.
Argument:
area Area address that caused the maximum number of area
address addresses to be exceeded.
o own lsp purged
Support: L1,L2
Generated when a zero-aged copy of a node's own link-state packet
is received from some other node. This represents an invalid
attempt to purge the local node's link-state packet.
o pdu format error
Support: All
Generated when a data PDU is discarded because of a format error.
Arguments:
discard Reason why the PDU was in error. See possible reasons
reason described under the discard reason argument of the
address unreachable pdu discard event. (Not all of
these argument values are generated by this event.)
phase iv Phase IV header of the Phase IV packet causing this
pdu header event.
pdu header Contents of the header of the data PDU that was
discarded.
receiving Name of the adjacency on which the PDU was received.
adjacency For an end node on a LAN, only the circuit may be
specified for Tru64 UNIX.
o phaseiv translation failure
Support: All
Generated when a PDU is discarded because it cannot be translated
to Phase IV format.
Arguments:
receiving Local entity name of the adjacency upon which the
adjacency PDU was received. For an end node on a LAN, only the
circuit may be specified for Tru64 UNIX.
pdu header Data PDU header causing the event.
o sequence number skipped
Support: L1,L2
Generated when the sequence number of a link-state packet is
incremented by more than 1. This usually occurs when a router is
reenabled while its previous link-state packets are still stored
in the network.
o unsupported option
Generated when a data packet is received that contains an
unsupported option in its header.
Arguments:
discard Reason why the event was generated. See possible
reason reasons described under the discard reason argument
of the address unreachable pdu discard event. (Not
all of these argument values are generated by this
event.)
pdu header Contents of the header of the data PDU that caused
the event.
receiving Name of the adjacency on which the PDU was received.
adjacency For an end node on a LAN, only the circuit may be
specified.
1 – circuit
o adjacency state change
Support: All
Generated when the status attribute state of a routing circuit
adjacency entity belonging to the circuit changes from up to
down, or vice versa. For the purposes of this event, the state
up/dormant is considered to be the same as up, and the state
initializing is considered to be the same as down. For end nodes,
this event is generated for point-to-point links only.
Arguments:
adjacency The name of the adjacency to which the event refers.
name
adjacent Node IDs of the adjacent node.
node
new Current state of the adjacency.
adjacency
state down Adjacency state is now down.
up Adjacency state is now up.
reason Reason why the adjacency state changed to down.
address out The adjacency address is invalid.
of range
configura- The adjacency has been incorrectly
tion fault configured.
exceeded The value of the characteristic maximum
maximum call attempts has been exceeded.
call
attempts
area The adjacent node's area address is
mismatch incorrect.
call An X.25 call to the adjacent node
rejected failed.
checksum A PDU's checksum was invalid.
error
circuit The circuit has been disabled by network
disabled management.
datalink Exceeded maximum call attempts;
failure configuration fault.
holding No Hello traffic has been received
timer during the period of the Hello timer.
expired
maximum There are more adjacent nodes than can
broadcast be supported on a LAN.
end nodes
exceeded
maximum There are more adjacent nodes than can
broadcast be supported on a LAN.
routers
exceeded
neighbor The address(es) in the hello has/have
node changed.
change
one way The connectivity between two LAN
connectiv- routers appears to permit traffic in
ity one direction only.
reserve This may occur temporarily during a
timer change of designated router. Repeated
expired occurrences indicate a configuration or
hardware error.
version The adjacent node is the wrong version.
skew
wrong node The adjacent routing node is of the
type wrong type.
o authentication failure
Support: L1,L2,IP
Generated when a PDU is received that contains an Authentication
Information field that is incompatible with the PDU type.
Arguments:
adjacent Node ID of the adjacent node.
node
authentication Authentication level of the PDU: area, circuit,
level domain.
pdu type Type of the PDU.
L1 LSP L2 PSNP
L1 CSNP LAN L1 Hello
L1 PSNP LAN L2 Hello
L2 LSP PtPt Hello
L2 CSNP
o circuit change
Support: All
Generated when the status attribute state of the circuit changes
from off to on, or vice versa.
Argument:
disable The reason that the circuit status changed from on to
reason off. If the disable occurred because of a management
circuit disable action, the reason is a Management
Action (1). If the disable occurs for any other
reason, it is a Protocol Action (0).
new Current state of the circuit.
circuit
state
off Circuit state is now off.
on Circuit state is now on.
o corrupted hello pdus received
Support: All
Generated when an ES-IS (end system to intermediate system) or
IS-IS (intermediate system to intermediate system) Hello PDU is
received that either cannot be parsed or contains an incorrect
checksum.
o corrupted lsp received
Support: L1,L2
Generated when a corrupted link-state packet is received.
Argument:
adjacent Node IDs of adjacent nodes.
node
o corrupted phaseiv routing packet received
Support: L1,L2
Generated when a corrupted Phase IV routing packet is received.
Argument:
phase iv Phase IV ID of the Phase IV routing message that
id caused the event to be generated.
o da adjacency change
Support: All
Generated when the state of a DA adjacency on the circuit changes
from up to down or from down to up. For these purposes, the
states up and up/dormant are considered up and any other state is
considered down. This attribute is supported only if the circuit
type is x25 da.
Arguments:
adjacency Name of the adjacency to which the event refers.
name
new Current state of the adjacency.
adjacency
state down Adjacency state is now down.
up Adjacency state is now up.
reason Reason why the adjacency state changed to down.
o exceeded maximum svc adjacencies
Support: End,L2 (DA
circuits only)
Generated when there is no free adjacency on which to establish
an SVC for a new destination.
o id reachability change
Support: All
Generated when an ID is added to or removed from the endnodeID
status of an adjacency on this circuit. For end nodes this event
is generated for point-to-point links only.
Arguments:
adjacency Name of the adjacency to which the event refers.
name
adjacent Node IDs of the adjacent node.
node
reason Reason why the adjacency state changed to down.
o initialization failure
Support: All
Generated when an attempt to initialize with an adjacent node
fails, either because of version skew or area mismatch.
Arguments:
adjacent Node IDs of adjacent nodes.
node
reason Reason why the event was generated. See possible
reasons described under the adjacency state change
event.
o ip adjacency state change
Support: IP
Generated when the status attribute state of a routing circuit
ip adjacency entity belonging to this circuit changes from up (or
up/dormant) to some other value, or the reverse.
Arguments:
neighbor IP address of the neighbor.
IP address
new IP New state of the IP adjacency.
adjacency
state up Either up or up/dormant
down Any other state
reason Reason for the state change.
o ip fragmentation failure
Support: IP
Generated when an IP packet that requires fragmentation in
order to be transmitted has an IP header that requests "do not
fragment."
Arguments:
destination Destination IP address of the IP packet.
IP address
source IP Source IP address of the IP packet.
address
o irrecoverable svc failure
Support: All
Generated when recall count becomes equal to maximum call
attempts. This attribute is supported only if the circuit type
is x25 static outgoing.
reason Reason why the adjacency state changed to down.
o LAN L1 designated router change
Support: L1,L2
Generated when the local node either elects itself or resigns as
the LAN level 1 designated router on this circuit.
Argument:
designated New state of the designated router.
router
change elected Router state is now elected.
resigned Router state is now resigned.
o LAN L2 designated router change
Support: L2
Generated when the local node either elects itself or resigns as
the LAN level 2 designated router on this circuit.
Argument:
designated New state of the designated router.
router
change elected Router state is now elected.
resigned Router state is now resigned.
o LAN phaseiv designated router change
Support: L1,L2
Generated when the local node either elects itself or resigns as
the LAN Phase IV designated router on this circuit.
Argument:
designated New state of the designated router.
router
change elected Router state is now elected.
resigned Router state is now resigned.
o redirect discard
Support: End
Generated when a Redirect packet is discarded because of
insufficient cache space.
o rejected adjacency
Support: All
Generated when an attempt to create a new adjacency fails because
of insufficient resources.
Arguments:
adjacent Node IDs of adjacent nodes.
node
reason Reason for the failure. See possible reasons
described under the adjacency state change event.
o rejected ip adjacency
Support: IP
Generated when an attempt to automatically create an IP adjacency
to an IP router fails because of lack of resources.
Arguments:
neighbor IP address of the neighbor.
IP address
reason Reason why the attempt failed. See the description of
the Reason argument of the IP Adjacency State Change
event.
o rip error received
Support: L2,IP
Generated when any kind of error is detected in a received RIP
packet. This event is generated only if the routing entity's
characteristic routing protocols supported includes the value
RIP.
Arguments:
neighbor IP address of the neighbor.
IP address
RIP reason Type of error that was detected in the RIP packet.
format
error
version
skew
RIP RIP version number of the RIP packet. This argument
version is present only if the RIP Reason is Version Skew.
o verification reject
Generated when a verification attempt fails.
2 – egp_group
2.1 – egp_neighbor
o error message received
Support: L2,IP
Generated when an EGP error response message is received.
Arguments:
neighbor IP address of this neighbor.
ip address
reason Reason why the error message occurred.
autonomous system number rejected
bad EGP data field format
bad EGP header format
excessive polling rate
no response
reachability information unavailable
o error message sent
Support: L2,IP
Generated when an EGP error response message is sent.
Arguments:
neighbor IP address of this neighbor.
ip address
reason Reason why the error message occurred. See the
description of the Reason argument of the Error
Message Received event.
o received message discard
Support: L2,IP
Generated when a received EGP message is discarded for some
reason.
Arguments:
neighbor IP address of this neighbor.
ip address
reason Reason why the error message occurred. See the
description of the Reason argument of the Error
Message Received event.
o send message discard
Support: L2,IP
Generated when an EGP message for transmission is discarded for
some reason.
Arguments:
neighbor IP address of this neighbor.
ip address
reason Reason why the error message occurred. See the
description of the Reason argument of the Error
Message Received event.
o start
Support: L2,IP
Generated when a start command completes successfully.
Argument:
neighbor IP address of this neighbor.
ip address
o state change
Support: L2, EGP
Generated when the status attribute egp state changes to some
other state.
Argument:
neighbor IP address of this neighbor.
ip address
o stop
Support: L2,IP
Generated when a stop command completes successfully.
Argument:
neighbor IP address of this neighbor.
ip address