NAT-MIB Download

natBindDefIdleTimeout

The default Bind (Address Bind or Port Bind) idle timeout parameter. If the agent is capable of storing non-volatile configuration, then the value of this object must be restored after a re-initialization of the management system.

natUdpDefIdleTimeout

The default UDP idle timeout parameter. If the agent is capable of storing non-volatile configuration, then the value of this object must be restored after a re-initialization of the management system.

natIcmpDefIdleTimeout

The default ICMP idle timeout parameter. If the agent is capable of storing non-volatile configuration, then the value of this object must be restored after a re-initialization of the management system.

natOtherDefIdleTimeout

The default idle timeout parameter for protocols represented by the value other (2) in NatProtocolType. If the agent is capable of storing non-volatile configuration, then the value of this object must be restored after a re-initialization of the manageme ...

natTcpDefIdleTimeout

The default time interval that a NAT session for an established TCP connection is allowed to remain valid without any activity on the TCP connection. If the agent is capable of storing non-volatile configuration, then the value of this object must be rest ...

natTcpDefNegTimeout

The default time interval that a NAT session for a TCP connection that is not in the established state is allowed to remain valid without any activity on the TCP connection. If the agent is capable of storing non-volatile configuration, then the value of ...

natNotifThrottlingInterval

This object controls the generation of the natPacketDiscard notification. If this object has a value of zero, then no natPacketDiscard notifications will be transmitted by the agent. If this object has a non-zero value, then the agent must not generate mo ...

natInterfaceTable

This table specifies the attributes for interfaces on a device supporting NAT function.

natInterfaceEntry

Each entry in the natInterfaceTable holds a set of parameters for an interface, instantiated by ifIndex. Therefore, the interface index must have been assigned, according to the applicable procedures, before it can be meaningfully used. Generally, this m ...

natInterfaceRealm

This object identifies whether this interface is connected to the private or the public realm.

natInterfaceServiceType

An indication of the direction in which new sessions are permitted and the extent of translation done within the IP and transport headers.

natInterfaceInTranslates

Number of packets received on this interface that were translated. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times as indicated by the value of ifCounterDiscontinuityTime on the releva ...

natInterfaceOutTranslates

Number of translated packets that were sent out this interface. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times as indicated by the value of ifCounterDiscontinuityTime on the relevant ...

natInterfaceDiscards

Number of packets that had to be rejected/dropped due to a lack of resources for this interface. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times as indicated by the value of ifCounterD ...

natInterfaceStorageType

The storage type for this conceptual row. Conceptual rows having the value 'permanent' need not allow write-access to any columnar objects in the row.

natInterfaceRowStatus

The status of this conceptual row. Until instances of all corresponding columns are appropriately configured, the value of the corresponding instance of the natInterfaceRowStatus column is 'notReady'. In particular, a newly created row cannot be made acti ...

natAddrMapTable

This table lists address map parameters for NAT.

natAddrMapEntry

This entry represents an address map to be used for NAT and contributes to the dynamic and/or static address mapping tables of the NAT device.

natAddrMapIndex

Along with ifIndex, this object uniquely identifies an entry in the natAddrMapTable. Address map entries are applied in the order specified by natAddrMapIndex.

natAddrMapName

Name identifying all map entries in the table associated with the same interface. All map entries with the same ifIndex MUST have the same map name.

natAddrMapEntryType

This parameter can be used to set up static or dynamic address maps.

natAddrMapTranslationEntity

The end-point entity (source or destination) in inbound or outbound sessions (i.e., first packets) that may be translated by an address map entry. Session direction (inbound or outbound) is derived from the direction of the first packet of a session trave ...

natAddrMapLocalAddrType

This object specifies the address type used for natAddrMapLocalAddrFrom and natAddrMapLocalAddrTo.

natAddrMapLocalAddrFrom

This object specifies the first IP address of the range of IP addresses mapped by this translation entry. The value of this object must be less than or equal to the value of the natAddrMapLocalAddrTo object. The type of this address is determined by the ...

natAddrMapLocalAddrTo

This object specifies the last IP address of the range of IP addresses mapped by this translation entry. If only a single address is being mapped, the value of this object is equal to the value of natAddrMapLocalAddrFrom. For a static NAT, the number of ...

natAddrMapLocalPortFrom

If this conceptual row describes a Basic NAT address mapping, then the value of this object must be zero. If this conceptual row describes NAPT, then the value of this object specifies the first port number in the range of ports being mapped. The value o ...

natAddrMapLocalPortTo

If this conceptual row describes a Basic NAT address mapping, then the value of this object must be zero. If this conceptual row describes NAPT, then the value of this object specifies the last port number in the range of ports being mapped. The value of ...

natAddrMapGlobalAddrType

This object specifies the address type used for natAddrMapGlobalAddrFrom and natAddrMapGlobalAddrTo.

natAddrMapGlobalAddrFrom

This object specifies the first IP address of the range of IP addresses being mapped to. The value of this object must be less than or equal to the value of the natAddrMapGlobalAddrTo object. The type of this address is determined by the value of the nat ...

natAddrMapGlobalAddrTo

This object specifies the last IP address of the range of IP addresses being mapped to. If only a single address is being mapped to, the value of this object is equal to the value of natAddrMapGlobalAddrFrom. For a static NAT, the number of addresses in ...

natAddrMapGlobalPortFrom

If this conceptual row describes a Basic NAT address mapping, then the value of this object must be zero. If this conceptual row describes NAPT, then the value of this object specifies the first port number in the range of ports being mapped to. The valu ...

natAddrMapGlobalPortTo

If this conceptual row describes a Basic NAT address mapping, then the value of this object must be zero. If this conceptual row describes NAPT, then the value of this object specifies the last port number in the range of ports being mapped to. The value ...

natAddrMapProtocol

This object specifies a bitmap of protocol identifiers.

natAddrMapInTranslates

The number of inbound packets pertaining to this address map entry that were translated. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifCounterDisconti ...

natAddrMapOutTranslates

The number of outbound packets pertaining to this address map entry that were translated. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifCounterDiscont ...

natAddrMapDiscards

The number of packets pertaining to this address map entry that were dropped due to lack of addresses in the address pool identified by this address map. The value of this object must always be zero in case of static address map. Discontinuities in the v ...

natAddrMapAddrUsed

The number of addresses pertaining to this address map that are currently being used from the NAT pool. The value of this object must always be zero in the case of a static address map.

natAddrMapStorageType

The storage type for this conceptual row. Conceptual rows having the value 'permanent' need not allow write-access to any columnar objects in the row.

natAddrMapRowStatus

The status of this conceptual row. Until instances of all corresponding columns are appropriately configured, the value of the corresponding instance of the natAddrMapRowStatus column is 'notReady'. None of the objects in this row may be modified while th ...

natAddrBindNumberOfEntries

This object maintains a count of the number of entries that currently exist in the natAddrBindTable.

natAddrBindTable

This table holds information about the currently active NAT BINDs.

natAddrBindEntry

Each entry in this table holds information about an active address BIND. These entries are lost upon agent restart. This row has indexing which may create variables with more than 128 subidentifiers. Implementers of this table must be careful not to cre ...

natAddrBindLocalAddrType

This object specifies the address type used for natAddrBindLocalAddr.

natAddrBindLocalAddr

This object represents the private-realm specific network layer address, which maps to the public-realm address represented by natAddrBindGlobalAddr. The type of this address is determined by the value of the natAddrBindLocalAddrType object.

natAddrBindGlobalAddrType

This object specifies the address type used for natAddrBindGlobalAddr.

natAddrBindGlobalAddr

This object represents the public-realm network layer address that maps to the private-realm network layer address represented by natAddrBindLocalAddr. The type of this address is determined by the value of the natAddrBindGlobalAddrType object.

natAddrBindId

This object represents a bind id that is dynamically assigned to each bind by a NAT enabled device. Each bind is represented by a bind id that is unique across both, the natAddrBindTable and the natAddrPortBindTable.

natAddrBindTranslationEntity

This object represents the direction of sessions for which this bind is applicable and the endpoint entity (source or destination) within the sessions that is subject to translation using the BIND. Orientation of the bind can be a superset of translationE ...

natAddrBindType

This object indicates whether the bind is static or dynamic.

natAddrBindMapIndex

This object is a pointer to the natAddrMapTable entry (and the parameters of that entry) which was used in creating this BIND. This object, in conjunction with the ifIndex (which identifies a unique addrMapName) points to a unique entry in the natAddrMap ...

natAddrBindSessions

Number of sessions currently using this BIND.

natAddrBindMaxIdleTime

This object indicates the maximum time for which this bind can be idle with no sessions attached to it. The value of this object is of relevance only for dynamic NAT.

natAddrBindCurrentIdleTime

At any given instance, this object indicates the time that this bind has been idle without any sessions attached to it. The value of this object is of relevance only for dynamic NAT.

natAddrBindInTranslates

The number of inbound packets that were successfully translated by using this bind entry. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifCounterDiscont ...

natAddrBindOutTranslates

The number of outbound packets that were successfully translated using this bind entry. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times as indicated by the value of ifCounterDiscontinu ...

natAddrPortBindNumberOfEntries

This object maintains a count of the number of entries that currently exist in the natAddrPortBindTable.

natAddrPortBindTable

This table holds information about the currently active NAPT BINDs.

natAddrPortBindEntry

Each entry in the this table holds information about a NAPT bind that is currently active. These entries are lost upon agent restart. This row has indexing which may create variables with more than 128 subidentifiers. Implementers of this table must be c ...

natAddrPortBindLocalAddrType

This object specifies the address type used for natAddrPortBindLocalAddr.

natAddrPortBindLocalAddr

This object represents the private-realm specific network layer address which, in conjunction with natAddrPortBindLocalPort, maps to the public-realm network layer address and transport id represented by natAddrPortBindGlobalAddr and natAddrPortBindGlobal ...

natAddrPortBindLocalPort

For a protocol value TCP or UDP, this object represents the private-realm specific port number. On the other hand, for ICMP a bind is created only for query/response type ICMP messages such as ICMP echo, Timestamp, and Information request messages, and t ...

natAddrPortBindProtocol

This object specifies a protocol identifier. If the value of this object is none(1), then this bind entry applies to all IP traffic. Any other value of this object specifies the class of IP traffic to which this BIND applies.

natAddrPortBindGlobalAddrType

This object specifies the address type used for natAddrPortBindGlobalAddr.

natAddrPortBindGlobalAddr

This object represents the public-realm specific network layer address that, in conjunction with natAddrPortBindGlobalPort, maps to the private-realm network layer address and transport id represented by natAddrPortBindLocalAddr and natAddrPortBindLocalPo ...

natAddrPortBindGlobalPort

For a protocol value TCP or UDP, this object represents the public-realm specific port number. On the other hand, for ICMP a bind is created only for query/response type ICMP messages such as ICMP echo, Timestamp, and Information request messages, and th ...

natAddrPortBindId

This object represents a bind id that is dynamically assigned to each bind by a NAT enabled device. Each bind is represented by a unique bind id across both the natAddrBindTable and the natAddrPortBindTable.

natAddrPortBindTranslationEntity

This object represents the direction of sessions for which this bind is applicable and the entity (source or destination) within the sessions that is subject to translation with the BIND. Orientation of the bind can be a superset of the translationEntity ...

natAddrPortBindType

This object indicates whether the bind is static or dynamic.

natAddrPortBindMapIndex

This object is a pointer to the natAddrMapTable entry (and the parameters of that entry) used in creating this BIND. This object, in conjunction with the ifIndex (which identifies a unique addrMapName), points to a unique entry in the natAddrMapTable.

natAddrPortBindSessions

Number of sessions currently using this BIND.

natAddrPortBindMaxIdleTime

This object indicates the maximum time for which this bind can be idle without any sessions attached to it. The value of this object is of relevance only for dynamic NAT.

natAddrPortBindCurrentIdleTime

At any given instance, this object indicates the time that this bind has been idle without any sessions attached to it. The value of this object is of relevance only for dynamic NAT.

natAddrPortBindInTranslates

The number of inbound packets that were translated as per this bind entry. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifCounterDiscontinuityTime on t ...

natAddrPortBindOutTranslates

The number of outbound packets that were translated as per this bind entry. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifCounterDiscontinuityTime on ...

natSessionTable

The (conceptual) table containing one entry for each NAT session currently active on this NAT device.

natSessionEntry

An entry (conceptual row) containing information about an active NAT session on this NAT device. These entries are lost upon agent restart.

natSessionIndex

The session ID for this NAT session.

natSessionPrivateSrcEPBindId

The bind id associated between private and public source end points. In the case of Symmetric-NAT, this should be set to zero.

natSessionPrivateSrcEPBindMode

This object indicates whether the bind indicated by the object natSessionPrivateSrcEPBindId is an address bind or an address port bind.

natSessionPrivateDstEPBindId

The bind id associated between private and public destination end points.

natSessionPrivateDstEPBindMode

This object indicates whether the bind indicated by the object natSessionPrivateDstEPBindId is an address bind or an address port bind.

natSessionDirection

The direction of this session with respect to the local network. 'inbound' indicates that this session was initiated from the public network into the private network. 'outbound' indicates that this session was initiated from the private network into the ...

natSessionUpTime

The up time of this session in one-hundredths of a second.

natSessionAddrMapIndex

This object is a pointer to the natAddrMapTable entry (and the parameters of that entry) used in creating this session. This object, in conjunction with the ifIndex (which identifies a unique addrMapName), points to a unique entry in the natAddrMapTable.

natSessionProtocolType

The protocol type of this session.

natSessionPrivateAddrType

This object specifies the address type used for natSessionPrivateSrcAddr and natSessionPrivateDstAddr.

natSessionPrivateSrcAddr

The source IP address of the session endpoint that lies in the private network. The value of this object must be zero only when the natSessionPrivateSrcEPBindId object has a zero value. When the value of this object is zero, the NAT session lookup will ma ...

natSessionPrivateSrcPort

When the value of protocol is TCP or UDP, this object represents the source port in the first packet of session while in private-realm. On the other hand, when the protocol is ICMP, a NAT session is created only for query/response type ICMP messages such ...

natSessionPrivateDstAddr

The destination IP address of the session endpoint that lies in the private network. The value of this object must be zero when the natSessionPrivateDstEPBindId object has a zero value. In such a scenario, the NAT session lookup will match any IP address ...

natSessionPrivateDstPort

When the value of protocol is TCP or UDP, this object represents the destination port in the first packet of session while in private-realm. On the other hand, when the protocol is ICMP, this object is not relevant and should be set to zero. The value of ...

natSessionPublicAddrType

This object specifies the address type used for natSessionPublicSrcAddr and natSessionPublicDstAddr.

natSessionPublicSrcAddr

The source IP address of the session endpoint that lies in the public network. The value of this object must be zero when the natSessionPrivateSrcEPBindId object has a zero value. In such a scenario, the NAT session lookup will match any IP address to thi ...

natSessionPublicSrcPort

When the value of protocol is TCP or UDP, this object represents the source port in the first packet of session while in public-realm. On the other hand, when protocol is ICMP, a NAT session is created only for query/response type ICMP messages such as I ...

natSessionPublicDstAddr

The destination IP address of the session endpoint that lies in the public network. The value of this object must be non-zero when the natSessionPrivateDstEPBindId object has a non-zero value. If the value of this object and the corresponding natSessionP ...

natSessionPublicDstPort

When the value of protocol is TCP or UDP, this object represents the destination port in the first packet of session while in public-realm. On the other hand, when the protocol is ICMP, this object is not relevant for translation and should be zero. The ...

natSessionMaxIdleTime

The max time for which this session can be idle without detecting a packet.

natSessionCurrentIdleTime

The time since a packet belonging to this session was last detected.

natSessionInTranslates

The number of inbound packets that were translated for this session. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifCounterDiscontinuityTime on the rel ...

natSessionOutTranslates

The number of outbound packets that were translated for this session. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifCounterDiscontinuityTime on the re ...

natProtocolTable

The (conceptual) table containing per protocol NAT statistics.

natProtocolEntry

An entry (conceptual row) containing NAT statistics pertaining to a particular protocol.

natProtocol

This object represents the protocol pertaining to which parameters are reported.

natProtocolInTranslates

The number of inbound packets pertaining to the protocol identified by natProtocol that underwent NAT. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of ifC ...

natProtocolOutTranslates

The number of outbound packets pertaining to the protocol identified by natProtocol that underwent NAT. Discontinuities in the value of this counter can occur at reinitialization of the management system and at other times, as indicated by the value of if ...

natProtocolDiscards

The number of packets pertaining to the protocol identified by natProtocol that had to be rejected/dropped due to lack of resources. These rejections could be due to session timeout, resource unavailability, lack of address space, etc. Discontinuities in ...

natConfigGroup

A collection of configuration-related information required to support management of devices supporting NAT.

natTranslationGroup

A collection of BIND-related objects required to support management of devices supporting NAT.

natStatsInterfaceGroup

A collection of NAT statistics associated with the interface on which NAT is configured, to aid troubleshooting/monitoring of the NAT operation.

natStatsProtocolGroup

A collection of protocol specific NAT statistics, to aid troubleshooting/monitoring of NAT operation.

natStatsAddrMapGroup

A collection of address map specific NAT statistics, to aid troubleshooting/monitoring of NAT operation.