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Editing: SCTP-MIB.txt
SCTP-MIB DEFINITIONS ::= BEGIN IMPORTS MODULE-IDENTITY, OBJECT-TYPE, Integer32, Unsigned32, Gauge32, Counter32, Counter64, mib-2 FROM SNMPv2-SMI -- [RFC2578] TimeStamp, TruthValue FROM SNMPv2-TC -- [RFC2579] MODULE-COMPLIANCE, OBJECT-GROUP FROM SNMPv2-CONF -- [RFC2580] InetAddressType, InetAddress, InetPortNumber FROM INET-ADDRESS-MIB; -- [RFC3291] sctpMIB MODULE-IDENTITY LAST-UPDATED "200409020000Z" -- 2nd September 2004 ORGANIZATION "IETF SIGTRAN Working Group" CONTACT-INFO " WG EMail: sigtran@ietf.org Web Page: http://www.ietf.org/html.charters/sigtran-charter.html Chair: Lyndon Ong Ciena Corporation 0480 Ridgeview Drive Cupertino, CA 95014 USA Tel: Email: lyong@ciena.com Editors: Maria-Carmen Belinchon R&D Department Ericsson Espana S. A. Via de los Poblados, 13 28033 Madrid Spain Tel: +34 91 339 3535 Email: Maria.C.Belinchon@ericsson.com Jose-Javier Pastor-Balbas R&D Department Ericsson Espana S. A. Via de los Poblados, 13 28033 Madrid Spain Tel: +34 91 339 1397 Email: J.Javier.Pastor@ericsson.com " DESCRIPTION "The MIB module for managing SCTP implementations. Copyright (C) The Internet Society (2004). This version of this MIB module is part of RFC 3873; see the RFC itself for full legal notices. " REVISION "200409020000Z" -- 2nd September 2004 DESCRIPTION " Initial version, published as RFC 3873" ::= { mib-2 104 } -- the SCTP base variables group sctpObjects OBJECT IDENTIFIER ::= { sctpMIB 1 } sctpStats OBJECT IDENTIFIER ::= { sctpObjects 1 } sctpParams OBJECT IDENTIFIER ::= { sctpObjects 2 } -- STATISTICS -- ********** -- STATE-RELATED STATISTICS sctpCurrEstab OBJECT-TYPE SYNTAX Gauge32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of associations for which the current state is either ESTABLISHED, SHUTDOWN-RECEIVED or SHUTDOWN-PENDING." REFERENCE "Section 4 in RFC2960 covers the SCTP Association state diagram." ::= { sctpStats 1 } sctpActiveEstabs OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of times that associations have made a direct transition to the ESTABLISHED state from the COOKIE-ECHOED state: COOKIE-ECHOED -> ESTABLISHED. The upper layer initiated the association attempt." REFERENCE "Section 4 in RFC2960 covers the SCTP Association state diagram." ::= { sctpStats 2 } sctpPassiveEstabs OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of times that associations have made a direct transition to the ESTABLISHED state from the CLOSED state: CLOSED -> ESTABLISHED. The remote endpoint initiated the association attempt." REFERENCE "Section 4 in RFC2960 covers the SCTP Association state diagram." ::= { sctpStats 3 } sctpAborteds OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of times that associations have made a direct transition to the CLOSED state from any state using the primitive 'ABORT': AnyState --Abort--> CLOSED. Ungraceful termination of the association." REFERENCE "Section 4 in RFC2960 covers the SCTP Association state diagram." ::= { sctpStats 4 } sctpShutdowns OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of times that associations have made a direct transition to the CLOSED state from either the SHUTDOWN-SENT state or the SHUTDOWN-ACK-SENT state. Graceful termination of the association." REFERENCE "Section 4 in RFC2960 covers the SCTP Association state diagram." ::= { sctpStats 5 } -- OTHER LAYER STATISTICS sctpOutOfBlues OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of out of the blue packets received by the host. An out of the blue packet is an SCTP packet correctly formed, including the proper checksum, but for which the receiver was unable to identify an appropriate association." REFERENCE "Section 8.4 in RFC2960 deals with the Out-Of-The-Blue (OOTB) packet definition and procedures." ::= { sctpStats 6 } sctpChecksumErrors OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP packets received with an invalid checksum." REFERENCE "The checksum is located at the end of the SCTP packet as per Section 3.1 in RFC2960. RFC3309 updates SCTP to use a 32 bit CRC checksum." ::= { sctpStats 7 } sctpOutCtrlChunks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP control chunks sent (retransmissions are not included). Control chunks are those chunks different from DATA." REFERENCE "Sections 1.3.5 and 1.4 in RFC2960 refer to control chunk as those chunks different from those that contain user information, i.e., DATA chunks." ::= { sctpStats 8 } sctpOutOrderChunks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP ordered data chunks sent (retransmissions are not included)." REFERENCE "Section 3.3.1 in RFC2960 defines the ordered data chunk." ::= { sctpStats 9 } sctpOutUnorderChunks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP unordered chunks (data chunks in which the U bit is set to 1) sent (retransmissions are not included)." REFERENCE "Section 3.3.1 in RFC2960 defines the unordered data chunk." ::= { sctpStats 10 } sctpInCtrlChunks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP control chunks received (no duplicate chunks included)." REFERENCE "Sections 1.3.5 and 1.4 in RFC2960 refer to control chunk as those chunks different from those that contain user information, i.e., DATA chunks." ::= { sctpStats 11 } sctpInOrderChunks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP ordered data chunks received (no duplicate chunks included)." REFERENCE "Section 3.3.1 in RFC2960 defines the ordered data chunk." ::= { sctpStats 12 } sctpInUnorderChunks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP unordered chunks (data chunks in which the U bit is set to 1) received (no duplicate chunks included)." REFERENCE "Section 3.3.1 in RFC2960 defines the unordered data chunk." ::= { sctpStats 13 } sctpFragUsrMsgs OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of user messages that have to be fragmented because of the MTU." ::= { sctpStats 14 } sctpReasmUsrMsgs OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of user messages reassembled, after conversion into DATA chunks." REFERENCE "Section 6.9 in RFC2960 includes a description of the reassembly process." ::= { sctpStats 15 } sctpOutSCTPPacks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP packets sent. Retransmitted DATA chunks are included." ::= { sctpStats 16 } sctpInSCTPPacks OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of SCTP packets received. Duplicates are included." ::= { sctpStats 17 } sctpDiscontinuityTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime on the most recent occasion at which any one or more of this general statistics counters suffered a discontinuity. The relevant counters are the specific instances associated with this interface of any Counter32 or Counter64 object contained in the SCTP layer statistics (defined below sctpStats branch). If no such discontinuities have occurred since the last re-initialization of the local management subsystem, then this object contains a zero value." REFERENCE "The inclusion of this object is recommended by RFC2578." ::= { sctpStats 18 } -- PROTOCOL GENERAL VARIABLES -- ************************** sctpRtoAlgorithm OBJECT-TYPE SYNTAX INTEGER { other(1), -- Other new one. Future use vanj(2) -- Van Jacobson's algorithm } MAX-ACCESS read-only STATUS current DESCRIPTION "The algorithm used to determine the timeout value (T3-rtx) used for re-transmitting unacknowledged chunks." REFERENCE "Section 6.3.1 and 6.3.2 in RFC2960 cover the RTO calculation and retransmission timer rules." DEFVAL {vanj} -- vanj(2) ::= { sctpParams 1 } sctpRtoMin OBJECT-TYPE SYNTAX Unsigned32 UNITS "milliseconds" MAX-ACCESS read-only STATUS current DESCRIPTION "The minimum value permitted by a SCTP implementation for the retransmission timeout value, measured in milliseconds. More refined semantics for objects of this type depend upon the algorithm used to determine the retransmission timeout value. A retransmission time value of zero means immediate retransmission. The value of this object has to be lower than or equal to stcpRtoMax's value." DEFVAL {1000} -- milliseconds ::= { sctpParams 2 } sctpRtoMax OBJECT-TYPE SYNTAX Unsigned32 UNITS "milliseconds" MAX-ACCESS read-only STATUS current DESCRIPTION "The maximum value permitted by a SCTP implementation for the retransmission timeout value, measured in milliseconds. More refined semantics for objects of this type depend upon the algorithm used to determine the retransmission timeout value. A retransmission time value of zero means immediate re- transmission. The value of this object has to be greater than or equal to stcpRtoMin's value." DEFVAL {60000} -- milliseconds ::= { sctpParams 3 } sctpRtoInitial OBJECT-TYPE SYNTAX Unsigned32 UNITS "milliseconds" MAX-ACCESS read-only STATUS current DESCRIPTION "The initial value for the retransmission timer. A retransmission time value of zero means immediate re- transmission." DEFVAL {3000} -- milliseconds ::= { sctpParams 4 } sctpMaxAssocs OBJECT-TYPE SYNTAX Integer32 (-1 | 0..2147483647) MAX-ACCESS read-only STATUS current DESCRIPTION "The limit on the total number of associations the entity can support. In entities where the maximum number of associations is dynamic, this object should contain the value -1." ::= { sctpParams 5 } sctpValCookieLife OBJECT-TYPE SYNTAX Unsigned32 UNITS "milliseconds" MAX-ACCESS read-only STATUS current DESCRIPTION "Valid cookie life in the 4-way start-up handshake procedure." REFERENCE "Section 5.1.3 in RFC2960 explains the cookie generation process. Recommended value is per section 14 in RFC2960." DEFVAL {60000} -- milliseconds ::= { sctpParams 6 } sctpMaxInitRetr OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "The maximum number of retransmissions at the start-up phase (INIT and COOKIE ECHO chunks). " REFERENCE "Section 5.1.4, 5.1.6 in RFC2960 refers to Max.Init.Retransmit parameter. Recommended value is per section 14 in RFC2960." DEFVAL {8} -- number of attempts ::= { sctpParams 7 } -- TABLES -- ****** -- the SCTP Association TABLE -- The SCTP association table contains information about each -- association in which the local endpoint is involved. sctpAssocTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpAssocEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "A table containing SCTP association-specific information." ::= { sctpObjects 3 } sctpAssocEntry OBJECT-TYPE SYNTAX SctpAssocEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "General common variables and statistics for the whole association." INDEX { sctpAssocId } ::= { sctpAssocTable 1 } SctpAssocEntry ::= SEQUENCE { sctpAssocId Unsigned32, sctpAssocRemHostName OCTET STRING, sctpAssocLocalPort InetPortNumber, sctpAssocRemPort InetPortNumber, sctpAssocRemPrimAddrType InetAddressType, sctpAssocRemPrimAddr InetAddress, sctpAssocHeartBeatInterval Unsigned32, sctpAssocState INTEGER, sctpAssocInStreams Unsigned32, sctpAssocOutStreams Unsigned32, sctpAssocMaxRetr Unsigned32, sctpAssocPrimProcess Unsigned32, sctpAssocT1expireds Counter32, -- Statistic sctpAssocT2expireds Counter32, -- Statistic sctpAssocRtxChunks Counter32, -- Statistic sctpAssocStartTime TimeStamp, sctpAssocDiscontinuityTime TimeStamp } sctpAssocId OBJECT-TYPE SYNTAX Unsigned32 (1..4294967295) MAX-ACCESS not-accessible STATUS current DESCRIPTION "Association Identification. Value identifying the association. " ::= { sctpAssocEntry 1 } sctpAssocRemHostName OBJECT-TYPE SYNTAX OCTET STRING (SIZE(0..255)) MAX-ACCESS read-only STATUS current DESCRIPTION "The peer's DNS name. This object needs to have the same format as the encoding in the DNS protocol. This implies that the domain name can be up to 255 octets long, each octet being 0<=x<=255 as value with US-ASCII A-Z having a case insensitive matching. If no DNS domain name was received from the peer at init time (embedded in the INIT or INIT-ACK chunk), this object is meaningless. In such cases the object MUST contain a zero- length string value. Otherwise, it contains the remote host name received at init time." ::= { sctpAssocEntry 2 } sctpAssocLocalPort OBJECT-TYPE SYNTAX InetPortNumber (1..65535) MAX-ACCESS read-only STATUS current DESCRIPTION "The local SCTP port number used for this association." ::= { sctpAssocEntry 3 } sctpAssocRemPort OBJECT-TYPE SYNTAX InetPortNumber (1..65535) MAX-ACCESS read-only STATUS current DESCRIPTION "The remote SCTP port number used for this association." ::= { sctpAssocEntry 4 } sctpAssocRemPrimAddrType OBJECT-TYPE SYNTAX InetAddressType MAX-ACCESS read-only STATUS current DESCRIPTION "The internet type of primary remote IP address. " ::= { sctpAssocEntry 5 } sctpAssocRemPrimAddr OBJECT-TYPE SYNTAX InetAddress MAX-ACCESS read-only STATUS current DESCRIPTION "The primary remote IP address. The type of this address is determined by the value of sctpAssocRemPrimAddrType. The client side will know this value after INIT_ACK message reception, the server side will know this value when sending INIT_ACK message. However, values will be filled in at established(4) state." ::= { sctpAssocEntry 6 } sctpAssocHeartBeatInterval OBJECT-TYPE SYNTAX Unsigned32 UNITS "milliseconds" MAX-ACCESS read-only STATUS current DESCRIPTION "The current heartbeat interval.. Zero value means no HeartBeat, even when the concerned sctpAssocRemAddrHBFlag object is true." DEFVAL {30000} -- milliseconds ::= { sctpAssocEntry 7 } sctpAssocState OBJECT-TYPE SYNTAX INTEGER { closed(1), cookieWait(2), cookieEchoed(3), established(4), shutdownPending(5), shutdownSent(6), shutdownReceived(7), shutdownAckSent(8), deleteTCB(9) } MAX-ACCESS read-write STATUS current DESCRIPTION "The state of this SCTP association. As in TCP, deleteTCB(9) is the only value that may be set by a management station. If any other value is received, then the agent must return a wrongValue error. If a management station sets this object to the value deleteTCB(9), then this has the effect of deleting the TCB (as defined in SCTP) of the corresponding association on the managed node, resulting in immediate termination of the association. As an implementation-specific option, an ABORT chunk may be sent from the managed node to the other SCTP endpoint as a result of setting the deleteTCB(9) value. The ABORT chunk implies an ungraceful association shutdown." REFERENCE "Section 4 in RFC2960 covers the SCTP Association state diagram." ::= { sctpAssocEntry 8 } sctpAssocInStreams OBJECT-TYPE SYNTAX Unsigned32 (1..65535) MAX-ACCESS read-only STATUS current DESCRIPTION "Inbound Streams according to the negotiation at association start up." REFERENCE "Section 1.3 in RFC2960 includes a definition of stream. Section 5.1.1 in RFC2960 covers the streams negotiation process." ::= { sctpAssocEntry 9 } sctpAssocOutStreams OBJECT-TYPE SYNTAX Unsigned32 (1..65535) MAX-ACCESS read-only STATUS current DESCRIPTION "Outbound Streams according to the negotiation at association start up. " REFERENCE "Section 1.3 in RFC2960 includes a definition of stream. Section 5.1.1 in RFC2960 covers the streams negotiation process." ::= { sctpAssocEntry 10 } sctpAssocMaxRetr OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "The maximum number of data retransmissions in the association context. This value is specific for each association and the upper layer can change it by calling the appropriate primitives. This value has to be smaller than the addition of all the maximum number for all the paths (sctpAssocRemAddrMaxPathRtx). A value of zero value means no retransmissions." DEFVAL {10} -- number of attempts ::= { sctpAssocEntry 11 } sctpAssocPrimProcess OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object identifies the system level process which holds primary responsibility for the SCTP association. Wherever possible, this should be the system's native unique identification number. The special value 0 can be used to indicate that no primary process is known. Note that the value of this object can be used as a pointer into the swRunTable of the HOST-RESOURCES-MIB(if the value is smaller than 2147483647) or into the sysApplElmtRunTable of the SYSAPPL-MIB." ::= { sctpAssocEntry 12 } -- Association Statistics sctpAssocT1expireds OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The T1 timer determines how long to wait for an acknowledgement after sending an INIT or COOKIE-ECHO chunk. This object reflects the number of times the T1 timer expires without having received the acknowledgement. Discontinuities in the value of this counter can occur at re- initialization of the management system, and at other times as indicated by the value of sctpAssocDiscontinuityTime." REFERENCE "Section 5 in RFC2960." ::= { sctpAssocEntry 13 } sctpAssocT2expireds OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The T2 timer determines how long to wait for an acknowledgement after sending a SHUTDOWN or SHUTDOWN-ACK chunk. This object reflects the number of times that T2- timer expired. Discontinuities in the value of this counter can occur at re- initialization of the management system, and at other times as indicated by the value of sctpAssocDiscontinuityTime." REFERENCE "Section 9.2 in RFC2960." ::= { sctpAssocEntry 14 } sctpAssocRtxChunks OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "When T3-rtx expires, the DATA chunks that triggered the T3 timer will be re-sent according with the retransmissions rules. Every DATA chunk that was included in the SCTP packet that triggered the T3-rtx timer must be added to the value of this counter. Discontinuities in the value of this counter can occur at re- initialization of the management system, and at other times as indicated by the value of sctpAssocDiscontinuityTime." REFERENCE "Section 6 in RFC2960 covers the retransmission process and rules." ::= { sctpAssocEntry 15 } sctpAssocStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime at the time that the association represented by this row enters the ESTABLISHED state, i.e., the sctpAssocState object is set to established(4). The value of this object will be zero: - before the association enters the established(4) state, or - if the established(4) state was entered prior to the last re-initialization of the local network management subsystem." ::= { sctpAssocEntry 16 } sctpAssocDiscontinuityTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime on the most recent occasion at which any one or more of this SCTP association counters suffered a discontinuity. The relevant counters are the specific instances associated with this interface of any Counter32 or Counter64 object contained in the sctpAssocTable or sctpLocalAddrTable or sctpRemAddrTable. If no such discontinuities have occurred since the last re-initialization of the local management subsystem, then this object contains a zero value. " REFERENCE "The inclusion of this object is recommended by RFC2578." ::= { sctpAssocEntry 17 } -- Expanded tables: Including Multi-home feature -- Local Address TABLE -- ******************* sctpAssocLocalAddrTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpAssocLocalAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Expanded table of sctpAssocTable based on the AssocId index. This table shows data related to each local IP address which is used by this association." ::= { sctpObjects 4 } sctpAssocLocalAddrEntry OBJECT-TYPE SYNTAX SctpAssocLocalAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Local information about the available addresses. There will be an entry for every local IP address defined for this association. Implementors need to be aware that if the size of sctpAssocLocalAddr exceeds 114 octets then OIDs of column instances in this table will have more than 128 sub- identifiers and cannot be accessed using SNMPv1, SNMPv2c, or SNMPv3." INDEX { sctpAssocId, -- shared index sctpAssocLocalAddrType, sctpAssocLocalAddr } ::= { sctpAssocLocalAddrTable 1 } SctpAssocLocalAddrEntry ::= SEQUENCE { sctpAssocLocalAddrType InetAddressType, sctpAssocLocalAddr InetAddress, sctpAssocLocalAddrStartTime TimeStamp } sctpAssocLocalAddrType OBJECT-TYPE SYNTAX InetAddressType MAX-ACCESS not-accessible STATUS current DESCRIPTION "Internet type of local IP address used for this association." ::= { sctpAssocLocalAddrEntry 1 } sctpAssocLocalAddr OBJECT-TYPE SYNTAX InetAddress MAX-ACCESS not-accessible STATUS current DESCRIPTION "The value of a local IP address available for this association. The type of this address is determined by the value of sctpAssocLocalAddrType." ::= { sctpAssocLocalAddrEntry 2 } sctpAssocLocalAddrStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime at the time that this row was created." ::= { sctpAssocLocalAddrEntry 3 } -- Remote Addresses TABLE -- ********************** sctpAssocRemAddrTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpAssocRemAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Expanded table of sctpAssocTable based on the AssocId index. This table shows data related to each remote peer IP address which is used by this association." ::= { sctpObjects 5 } sctpAssocRemAddrEntry OBJECT-TYPE SYNTAX SctpAssocRemAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Information about the most important variables for every remote IP address. There will be an entry for every remote IP address defined for this association. Implementors need to be aware that if the size of sctpAssocRemAddr exceeds 114 octets then OIDs of column instances in this table will have more than 128 sub- identifiers and cannot be accessed using SNMPv1, SNMPv2c, or SNMPv3." INDEX { sctpAssocId, -- shared index sctpAssocRemAddrType, sctpAssocRemAddr } ::= { sctpAssocRemAddrTable 1 } SctpAssocRemAddrEntry ::= SEQUENCE { sctpAssocRemAddrType InetAddressType, sctpAssocRemAddr InetAddress, sctpAssocRemAddrActive TruthValue, sctpAssocRemAddrHBActive TruthValue, sctpAssocRemAddrRTO Unsigned32, sctpAssocRemAddrMaxPathRtx Unsigned32, sctpAssocRemAddrRtx Counter32, -- Statistic sctpAssocRemAddrStartTime TimeStamp } sctpAssocRemAddrType OBJECT-TYPE SYNTAX InetAddressType MAX-ACCESS not-accessible STATUS current DESCRIPTION "Internet type of a remote IP address available for this association." ::= { sctpAssocRemAddrEntry 1 } sctpAssocRemAddr OBJECT-TYPE SYNTAX InetAddress MAX-ACCESS not-accessible STATUS current DESCRIPTION "The value of a remote IP address available for this association. The type of this address is determined by the value of sctpAssocLocalAddrType." ::= { sctpAssocRemAddrEntry 2 } sctpAssocRemAddrActive OBJECT-TYPE SYNTAX TruthValue MAX-ACCESS read-only STATUS current DESCRIPTION "This object gives information about the reachability of this specific remote IP address. When the object is set to 'true' (1), the remote IP address is understood as Active. Active means that the threshold of no answers received from this IP address has not been reached. When the object is set to 'false' (2), the remote IP address is understood as Inactive. Inactive means that either no heartbeat or any other message was received from this address, reaching the threshold defined by the protocol." REFERENCE "The remote transport states are defined as Active and Inactive in the SCTP, RFC2960." ::= { sctpAssocRemAddrEntry 3 } sctpAssocRemAddrHBActive OBJECT-TYPE SYNTAX TruthValue MAX-ACCESS read-only STATUS current DESCRIPTION "This object indicates whether the optional Heartbeat check associated to one destination transport address is activated or not (value equal to true or false, respectively). " ::= { sctpAssocRemAddrEntry 4 } sctpAssocRemAddrRTO OBJECT-TYPE -- T3-rtx- Timer SYNTAX Unsigned32 UNITS "milliseconds" MAX-ACCESS read-only STATUS current DESCRIPTION "The current Retransmission Timeout. T3-rtx timer as defined in the protocol SCTP." REFERENCE "Section 6.3 in RFC2960 deals with the Retransmission Timer Management." ::= { sctpAssocRemAddrEntry 5 } sctpAssocRemAddrMaxPathRtx OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "Maximum number of DATA chunks retransmissions allowed to a remote IP address before it is considered inactive, as defined in RFC2960." REFERENCE "Section 8.2, 8.3 and 14 in RFC2960." DEFVAL {5} -- number of attempts ::= { sctpAssocRemAddrEntry 6 } -- Remote Address Statistic sctpAssocRemAddrRtx OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "Number of DATA chunks retransmissions to this specific IP address. When T3-rtx expires, the DATA chunk that triggered the T3 timer will be re-sent according to the retransmissions rules. Every DATA chunk that is included in a SCTP packet and was transmitted to this specific IP address before, will be included in this counter. Discontinuities in the value of this counter can occur at re- initialization of the management system, and at other times as indicated by the value of sctpAssocDiscontinuityTime." ::= { sctpAssocRemAddrEntry 7 } sctpAssocRemAddrStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime at the time that this row was created." ::= { sctpAssocRemAddrEntry 8 } -- ASSOCIATION INVERSE TABLE -- ************************* -- BY LOCAL PORT sctpLookupLocalPortTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpLookupLocalPortEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "With the use of this table, a list of associations which are using the specified local port can be retrieved." ::= { sctpObjects 6 } sctpLookupLocalPortEntry OBJECT-TYPE SYNTAX SctpLookupLocalPortEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table is indexed by local port and association ID. Specifying a local port, we would get a list of the associations whose local port is the one specified." INDEX { sctpAssocLocalPort, sctpAssocId } ::= { sctpLookupLocalPortTable 1 } SctpLookupLocalPortEntry::= SEQUENCE { sctpLookupLocalPortStartTime TimeStamp } sctpLookupLocalPortStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime at the time that this row was created. As the table will be created after the sctpAssocTable creation, this value could be equal to the sctpAssocStartTime object from the main table." ::= { sctpLookupLocalPortEntry 1 } -- BY REMOTE PORT sctpLookupRemPortTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpLookupRemPortEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "With the use of this table, a list of associations which are using the specified remote port can be got" ::= { sctpObjects 7 } sctpLookupRemPortEntry OBJECT-TYPE SYNTAX SctpLookupRemPortEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table is indexed by remote port and association ID. Specifying a remote port we would get a list of the associations whose local port is the one specified " INDEX { sctpAssocRemPort, sctpAssocId } ::= { sctpLookupRemPortTable 1 } SctpLookupRemPortEntry::= SEQUENCE { sctpLookupRemPortStartTime TimeStamp } sctpLookupRemPortStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime at the time that this row was created. As the table will be created after the sctpAssocTable creation, this value could be equal to the sctpAssocStartTime object from the main table." ::= { sctpLookupRemPortEntry 1 } -- BY REMOTE HOST NAME sctpLookupRemHostNameTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpLookupRemHostNameEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "With the use of this table, a list of associations with that particular host can be retrieved." ::= { sctpObjects 8 } sctpLookupRemHostNameEntry OBJECT-TYPE SYNTAX SctpLookupRemHostNameEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table is indexed by remote host name and association ID. Specifying a host name we would get a list of the associations specifying that host name as the remote one. Implementors need to be aware that if the size of sctpAssocRemHostName exceeds 115 octets then OIDs of column instances in this table will have more than 128 sub- identifiers and cannot be accessed using SNMPv1, SNMPv2c, or SNMPv3." INDEX { sctpAssocRemHostName, sctpAssocId } ::= { sctpLookupRemHostNameTable 1 } SctpLookupRemHostNameEntry::= SEQUENCE { sctpLookupRemHostNameStartTime TimeStamp } sctpLookupRemHostNameStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime at the time that this row was created. As the table will be created after the sctpAssocTable creation, this value could be equal to the sctpAssocStartTime object from the main table." ::= { sctpLookupRemHostNameEntry 1 } -- BY REMOTE PRIMARY IP ADDRESS sctpLookupRemPrimIPAddrTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpLookupRemPrimIPAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "With the use of this table, a list of associations that have the specified IP address as primary within the remote set of active addresses can be retrieved." ::= { sctpObjects 9 } sctpLookupRemPrimIPAddrEntry OBJECT-TYPE SYNTAX SctpLookupRemPrimIPAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table is indexed by primary address and association ID. Specifying a primary address, we would get a list of the associations that have the specified remote IP address marked as primary. Implementors need to be aware that if the size of sctpAssocRemPrimAddr exceeds 114 octets then OIDs of column instances in this table will have more than 128 sub- identifiers and cannot be accessed using SNMPv1, SNMPv2c, or SNMPv3." INDEX { sctpAssocRemPrimAddrType, sctpAssocRemPrimAddr, sctpAssocId } ::= { sctpLookupRemPrimIPAddrTable 1 } SctpLookupRemPrimIPAddrEntry::= SEQUENCE { sctpLookupRemPrimIPAddrStartTime TimeStamp } sctpLookupRemPrimIPAddrStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of SysUpTime at the time that this row was created. As the table will be created after the sctpAssocTable creation, this value could be equal to the sctpAssocStartTime object from the main table." ::= { sctpLookupRemPrimIPAddrEntry 1 } -- BY REMOTE IP ADDRESS sctpLookupRemIPAddrTable OBJECT-TYPE SYNTAX SEQUENCE OF SctpLookupRemIPAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "With the use of this table, a list of associations that have the specified IP address as one of the remote ones can be retrieved. " ::= { sctpObjects 10 } sctpLookupRemIPAddrEntry OBJECT-TYPE SYNTAX SctpLookupRemIPAddrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table is indexed by a remote IP address and association ID. Specifying an IP address we would get a list of the associations that have the specified IP address included within the set of remote IP addresses." INDEX { sctpAssocRemAddrType, sctpAssocRemAddr, sctpAssocId } ::= { sctpLookupRemIPAddrTable 1 } SctpLookupRemIPAddrEntry::= SEQUENCE { sctpLookupRemIPAddrStartTime TimeStamp } sctpLookupRemIPAddrStartTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of SysUpTime at the time that this row was created. As the table will be created after the sctpAssocTable creation, this value could be equal to the sctpAssocStartTime object from the main table." ::= { sctpLookupRemIPAddrEntry 1 } -- 4.1 Conformance Information sctpMibConformance OBJECT IDENTIFIER ::= { sctpMIB 2 } sctpMibCompliances OBJECT IDENTIFIER ::= { sctpMibConformance 1 } sctpMibGroups OBJECT IDENTIFIER ::= { sctpMibConformance 2 } -- 4.1.1 Units of conformance -- -- MODULE GROUPS -- sctpLayerParamsGroup OBJECT-GROUP OBJECTS { sctpRtoAlgorithm, sctpRtoMin, sctpRtoMax, sctpRtoInitial, sctpMaxAssocs, sctpValCookieLife, sctpMaxInitRetr } STATUS current DESCRIPTION "Common parameters for the SCTP layer, i.e., for all the associations. They can usually be referred to as configuration parameters." ::= { sctpMibGroups 1 } sctpStatsGroup OBJECT-GROUP OBJECTS { sctpCurrEstab, sctpActiveEstabs, sctpPassiveEstabs, sctpAborteds, sctpShutdowns, sctpOutOfBlues, sctpChecksumErrors, sctpOutCtrlChunks, sctpOutOrderChunks, sctpOutUnorderChunks, sctpInCtrlChunks, sctpInOrderChunks, sctpInUnorderChunks, sctpFragUsrMsgs, sctpReasmUsrMsgs, sctpOutSCTPPacks, sctpInSCTPPacks, sctpDiscontinuityTime, sctpAssocT1expireds, sctpAssocT2expireds, sctpAssocRtxChunks, sctpAssocRemAddrRtx } STATUS current DESCRIPTION "Statistics group. It includes the objects to collect state changes in the SCTP protocol local layer and flow control statistics." ::= { sctpMibGroups 2 } sctpPerAssocParamsGroup OBJECT-GROUP OBJECTS { sctpAssocRemHostName, sctpAssocLocalPort, sctpAssocRemPort, sctpAssocRemPrimAddrType, sctpAssocRemPrimAddr, sctpAssocHeartBeatInterval, sctpAssocState, sctpAssocInStreams, sctpAssocOutStreams, sctpAssocMaxRetr, sctpAssocPrimProcess, sctpAssocStartTime, sctpAssocDiscontinuityTime, sctpAssocLocalAddrStartTime, sctpAssocRemAddrActive, sctpAssocRemAddrHBActive, sctpAssocRemAddrRTO, sctpAssocRemAddrMaxPathRtx, sctpAssocRemAddrStartTime } STATUS current DESCRIPTION "The SCTP group of objects to manage per-association parameters. These variables include all the SCTP basic features." ::= { sctpMibGroups 3 } sctpPerAssocStatsGroup OBJECT-GROUP OBJECTS { sctpAssocT1expireds, sctpAssocT2expireds, sctpAssocRtxChunks, sctpAssocRemAddrRtx } STATUS current DESCRIPTION "Per Association Statistics group. It includes the objects to collect flow control statistics per association." ::= { sctpMibGroups 4 } sctpInverseGroup OBJECT-GROUP OBJECTS { sctpLookupLocalPortStartTime, sctpLookupRemPortStartTime, sctpLookupRemHostNameStartTime, sctpLookupRemPrimIPAddrStartTime, sctpLookupRemIPAddrStartTime } STATUS current DESCRIPTION "Objects used in the inverse lookup tables." ::= { sctpMibGroups 5 } -- 4.1.2 Compliance Statements -- -- MODULE COMPLIANCES -- sctpMibCompliance MODULE-COMPLIANCE STATUS current DESCRIPTION "The compliance statement for SNMP entities which implement this SCTP MIB Module. There are a number of INDEX objects that cannot be represented in the form of OBJECT clauses in SMIv2, but for which we have the following compliance requirements, expressed in OBJECT clause form in this description clause: -- OBJECT sctpAssocLocalAddrType -- SYNTAX InetAddressType {ipv4(1), ipv6(2)} -- DESCRIPTION -- It is only required to have IPv4 and IPv6 addresses without -- zone indices. -- The address with zone indices is required if an -- implementation can connect multiple zones. -- -- OBJECT sctpAssocLocalAddr -- SYNTAX InetAddress (SIZE(4|16)) -- DESCRIPTION -- An implementation is only required to support globally -- unique IPv4 and IPv6 addresses. -- -- OBJECT sctpAssocRemAddrType -- SYNTAX InetAddressType {ipv4(1), ipv6(2)} -- DESCRIPTION -- It is only required to have IPv4 and IPv6 addresses without -- zone indices. -- The address with zone indices is required if an -- implementation can connect multiple zones. -- -- OBJECT sctpAssocRemAddr -- SYNTAX InetAddress (SIZE(4|16)) -- DESCRIPTION -- An implementation is only required to support globally -- unique IPv4 and IPv6 addresses. -- " -- closes DESCRIPTION clause of MODULE-COMPLIANCE MODULE -- this module MANDATORY-GROUPS { sctpLayerParamsGroup, sctpPerAssocParamsGroup, sctpStatsGroup, sctpPerAssocStatsGroup } OBJECT sctpAssocRemPrimAddrType SYNTAX InetAddressType { ipv4(1), ipv6(2) } DESCRIPTION "It is only required to have IPv4 and IPv6 addresses without zone indices. The address with zone indices is required if an implementation can connect multiple zones." OBJECT sctpAssocRemPrimAddr SYNTAX InetAddress (SIZE(4|16)) DESCRIPTION "An implementation is only required to support globally unique IPv4 and globally unique IPv6 addresses." OBJECT sctpAssocState WRITE-SYNTAX INTEGER { deleteTCB(9) } MIN-ACCESS read-only DESCRIPTION "Only the deleteTCB(9) value MAY be set by a management station at most. A read-only option is also considered to be compliant with this MIB module description." GROUP sctpInverseGroup DESCRIPTION "Objects used in inverse lookup tables. This should be implemented, at the discretion of the implementers, for easier lookups in the association tables" ::= { sctpMibCompliances 1 } END
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