display snmp-agent trap feature-name isis all

Function

The display snmp-agent trap feature-name isis all command displays the status of the trap function on the IS-IS module.

Format

display snmp-agent trap feature-name isis all

Parameters

None

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

If the trap function has been enabled, the status is displayed as on. Otherwise, the status is displayed as off.

To change the status of the trap function, run the snmp-agent trap enable feature-name isis command to enable the trap function or run the undo snmp-agent trap enable feature-name isis command to disable the trap function.

Example

# Display the status of the trap function on the IS-IS module.

<HUAWEI> display snmp-agent trap feature-name isis all
------------------------------------------------------------------------------
Feature name: ISIS
Trap number : 17
------------------------------------------------------------------------------
Trap name                       Default switch status      Current switch status
isisDatabaseOverload            off                        off
isisManualAddressDrops          off                        off
isisCorruptedLSPDetected        off                        off
isisAttemptToExceedMaxSequence  on                         off
isisIDLenMismatch               off                        off
isisMaxAreaAddressesMismatch    off                        off
isisOwnLSPPurge                 off                        off
isisSequenceNumberSkip          off                        off
isisAuthenticationTypeFailure   off                        off
isisAuthenticationFailure       off                        off
isisVersionSkew                 off                        off
isisAreaMismatch                off                        off
isisRejectedAdjacency           off                        off
isisLSPTooLargeToPropagate      off                        off
isisOrigLSPBuffSizeMismatch     off                        off
isisProtocolsSupportedMismatch  off                        off
isisAdjacencyChange             off                        off

**Table 1** Description of the display snmp-agent trap feature-name isis all command output
Item	Description
Feature name	Name of the module that trap messages belong to.
Trap number	Number of trap messages.
Trap name	Name of the trap message of the IS-IS module: isisAdjacencyChange: indicates neighbor changes. isisAreaMismatch: indicates that the area address of the received Level-1 Hello packet does not match the local area address. isisAttemptToExceedMaxSequence: indicates that the LSP sequence number is close to the maximum value. isisAuthenticationFailure: indicates that the authentication code in the received packet does not match the local authentication code. isisAuthenticationTypeFailure: indicates that the authentication type in the received packet does not match the local authentication type. isisCorruptedLSPDetected: indicates the LSP checksum error. isisDatabaseOverload: indicates that the LSDB overload bit changes. isisIDLenMismatch: indicates that the system ID length in the received packet does not match the local system ID length. isisLSPTooLargeToPropagate: indicates that the length of the forwarded LSP is greater than the interface MTU. isisManualAddressDrops: indicates that some area IDs will be dropped if the number of Level-2 area IDs exceeds 3 on the Level-1-2 router after the router advertises LSPs with Level-1 area IDs to a Level-2 area. isisMaxAreaAddressesMismatch: indicates that the maximum area address in the received packet does not match the local area address. isisOrigLSPBuffSizeMismatch: indicates that the received LSP size does not match the local buffer size. isisOwnLSPPurge: indicates that an IS detects that its LSPs are purged on the network. isisProtocolsSupportedMismatch: indicates that the protocol in the received packet is not supported by the local device. isisRejectedAdjacency: indicates that the PDU is received from the neighbor but the neighbor relationship cannot be established. isisSequenceNumberSkip: indicates that the local router receives the LSP sent by itself with the sequence number greater than that of the LSP in the local LSDB. isisVersionSkew: indicates that the version of the Hello packet received by IS-IS is incorrect.
Default switch status	Default status of the trap function: on: The trap function is enabled. off: The trap function is disabled.
Current switch status	Current status of the trap function: on: The trap function is enabled. off: The trap function is disabled.