rfc2959.txt

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--
rtpSenderTable OBJECT-TYPE
    SYNTAX          SEQUENCE OF RtpSenderEntry
    MAX-ACCESS      not-accessible
    STATUS          current
    DESCRIPTION
      "Table of information about a sender or senders to an RTP
       Session. RTP sending hosts MUST have an entry in this table
       for each stream being sent.  RTP receiving hosts MAY have an
       entry in this table for each sending stream being received by
       this host.  RTP monitors MUST create an entry for each observed
       sender to a multicast RTP Session as a side-effect when a
       conceptual row in the rtpSessionTable is made 'active' by a
       manager."
    ::= { rtpMIBObjects 5 }

rtpSenderEntry OBJECT-TYPE
    SYNTAX          RtpSenderEntry
    MAX-ACCESS      not-accessible
    STATUS          current
    DESCRIPTION
      "Each entry contains information from a single RTP Sender
       Synchronization Source (SSRC, see RFC 1889 'RTP: A Transport
       Protocol for Real-Time Applications' sec.6).  The session is
       identified to the the SNMP entity by rtpSessionIndex.
       Rows are removed by the RTP agent when a BYE is received
       from the sender or when the sender times out (see RFC
       1889, Sec. 6.2.1) or when the rtpSessionEntry is deleted."
    INDEX { rtpSessionIndex, rtpSenderSSRC }
    ::= { rtpSenderTable 1 }



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RFC 2959                        RTP MIB                     October 2000


RtpSenderEntry ::= SEQUENCE {
        rtpSenderSSRC           Unsigned32,
        rtpSenderCNAME          Utf8String,
        rtpSenderAddr           TAddress,
        rtpSenderPackets        Counter64,
        rtpSenderOctets         Counter64,
        rtpSenderTool           Utf8String,
        rtpSenderSRs            Counter32,
        rtpSenderSRTime         TimeStamp,
        rtpSenderPT             INTEGER,
        rtpSenderStartTime      TimeStamp
        }

rtpSenderSSRC OBJECT-TYPE
    SYNTAX          Unsigned32
    MAX-ACCESS      not-accessible
    STATUS          current
    DESCRIPTION
      "The RTP SSRC, or synchronization source identifier of the
       sender.  The RTP session address plus an SSRC uniquely
       identify a sender to an RTP session (see RFC 1889, 'RTP: A
       Transport Protocol for Real-Time Applications' sec.3)."
    ::= { rtpSenderEntry 1 }

rtpSenderCNAME OBJECT-TYPE
    SYNTAX          Utf8String
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "The RTP canonical name of the sender."
    ::= { rtpSenderEntry 2 }

rtpSenderAddr OBJECT-TYPE
    SYNTAX          TAddress
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "The unicast transport source address of the sender.  In the
       case of an RTP Monitor this address is the address that the
       sender is using to send its RTCP Sender Reports."
    ::= { rtpSenderEntry 3 }

rtpSenderPackets OBJECT-TYPE
    SYNTAX          Counter64
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "Count of RTP packets sent by this sender, or observed by



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RFC 2959                        RTP MIB                     October 2000


       an RTP monitor, since rtpSenderStartTime."
    ::= { rtpSenderEntry 4 }

rtpSenderOctets OBJECT-TYPE
    SYNTAX          Counter64
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "Count of non-header RTP octets sent by this sender, or observed
       by an RTP monitor, since rtpSenderStartTime."
    ::= { rtpSenderEntry 5 }

rtpSenderTool OBJECT-TYPE
    SYNTAX          Utf8String (SIZE(0..127))
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "Name of the application program source of the stream."
    ::= { rtpSenderEntry 6 }

rtpSenderSRs OBJECT-TYPE
    SYNTAX          Counter32
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "A count of the number of RTCP Sender Reports that have
       been sent from this sender, or observed if the RTP entity
       is a monitor, since rtpSenderStartTime."
    ::= { rtpSenderEntry 7 }

rtpSenderSRTime OBJECT-TYPE
    SYNTAX          TimeStamp
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "rtpSenderSRTime is the value of SysUpTime at the time that
       the last SR was received from this sender, in the case of a
       monitor or receiving host.  Or sent by this sender, in the
       case of a sending host."
    ::= { rtpSenderEntry 8 }

rtpSenderPT OBJECT-TYPE
    SYNTAX          INTEGER (0..127)
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "Payload type from the RTP header of the most recently received
       RTP Packet (see RFC 1889, 'RTP: A Transport Protocol for



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RFC 2959                        RTP MIB                     October 2000


       Real-Time Applications' sec. 5)."
    ::= { rtpSenderEntry 9 }

rtpSenderStartTime OBJECT-TYPE
    SYNTAX          TimeStamp
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "The value of SysUpTime at the time that this row was
       created."
    ::= { rtpSenderEntry 10 }

--
-- RECEIVER INVERSE TABLE
--
rtpRcvrInverseTable OBJECT-TYPE
    SYNTAX          SEQUENCE OF RtpRcvrInverseEntry
    MAX-ACCESS      not-accessible
    STATUS          current
    DESCRIPTION
      "Maps rtpRcvrAddr and rtpSessionIndex to the rtpRcvrSRCSSRC and
       rtpRcvrSSRC indexes of the rtpRcvrTable.  This table allows
       management applications to find entries sorted by rtpRcvrAddr
       rather than by rtpSessionIndex. Given rtpSessionDomain and
       rtpRcvrAddr, a set of rtpSessionIndex, rtpRcvrSRCSSRC, and
       rtpRcvrSSRC values can be returned from a tree walk.  When
       rtpSessionIndex is specified in SNMP Get-Next operations, one or
       more rtpRcvrSRCSSRC and rtpRcvrSSRC pairs may be returned."
    ::= { rtpMIBObjects 6 }

rtpRcvrInverseEntry OBJECT-TYPE
    SYNTAX          RtpRcvrInverseEntry
    MAX-ACCESS      not-accessible
    STATUS          current
    DESCRIPTION
      "Each entry corresponds to exactly one entry in the
       rtpRcvrTable - the entry containing the index pair,
       rtpSessionIndex, rtpRcvrSSRC."
    INDEX { rtpSessionDomain, rtpRcvrAddr,  rtpSessionIndex,
            rtpRcvrSRCSSRC, rtpRcvrSSRC }
    ::= { rtpRcvrInverseTable 1 }

RtpRcvrInverseEntry ::= SEQUENCE {
        rtpRcvrInverseStartTime     TimeStamp
        }

rtpRcvrInverseStartTime OBJECT-TYPE
    SYNTAX          TimeStamp



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RFC 2959                        RTP MIB                     October 2000


    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "The value of SysUpTime at the time that this row was
       created."
    ::= { rtpRcvrInverseEntry 1 }

--
--  RECEIVERS TABLE
--
rtpRcvrTable OBJECT-TYPE
    SYNTAX          SEQUENCE OF RtpRcvrEntry
    MAX-ACCESS      not-accessible
    STATUS          current
    DESCRIPTION
      "Table of information about a receiver or receivers of RTP
       session data. RTP hosts that receive RTP session packets
       MUST create an entry in this table for that receiver/sender
       pair.  RTP hosts that send RTP session packets MAY create
       an entry in this table for each receiver to their stream
       using RTCP feedback from the RTP group.  RTP monitors
       create an entry for each observed RTP session receiver as
       a side effect when a conceptual row in the rtpSessionTable
       is made 'active' by a manager."
    ::= { rtpMIBObjects 7 }

rtpRcvrEntry OBJECT-TYPE
    SYNTAX          RtpRcvrEntry
    MAX-ACCESS      not-accessible
    STATUS          current
    DESCRIPTION
      "Each entry contains information from a single RTP
       Synchronization Source that is receiving packets from the
       sender identified by rtpRcvrSRCSSRC (SSRC, see RFC 1889,
       'RTP: A Transport Protocol for Real-Time Applications'
       sec.6).  The session is identified to the the RTP Agent entity
       by rtpSessionIndex.  Rows are removed by the RTP agent when
       a BYE is received from the sender or when the sender times
       out (see RFC 1889, Sec. 6.2.1) or when the rtpSessionEntry is
       deleted."
    INDEX { rtpSessionIndex, rtpRcvrSRCSSRC, rtpRcvrSSRC }
    ::= { rtpRcvrTable 1 }

RtpRcvrEntry ::= SEQUENCE {
        rtpRcvrSRCSSRC        Unsigned32,
        rtpRcvrSSRC           Unsigned32,
        rtpRcvrCNAME          Utf8String,
        rtpRcvrAddr           TAddress,



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RFC 2959                        RTP MIB                     October 2000


        rtpRcvrRTT            Gauge32,
        rtpRcvrLostPackets    Counter64,
        rtpRcvrJitter         Gauge32,
        rtpRcvrTool           Utf8String,
        rtpRcvrRRs            Counter32,
        rtpRcvrRRTime         TimeStamp,
        rtpRcvrPT             INTEGER,
        rtpRcvrPackets        Counter64,
        rtpRcvrOctets         Counter64,
        rtpRcvrStartTime      TimeStamp
        }

rtpRcvrSRCSSRC OBJECT-TYPE
    SYNTAX       Unsigned32
    MAX-ACCESS   not-accessible
    STATUS       current
    DESCRIPTION
      "The RTP SSRC, or synchronization source identifier of the
       sender.  The RTP session address plus an SSRC uniquely
       identify a sender or receiver of an RTP stream (see RFC
       1889, 'RTP:  A Transport Protocol for Real-Time
       Applications' sec.3)."
    ::= { rtpRcvrEntry 1 }

rtpRcvrSSRC OBJECT-TYPE
    SYNTAX       Unsigned32
    MAX-ACCESS   not-accessible
    STATUS       current
    DESCRIPTION
      "The RTP SSRC, or synchronization source identifier of the
       receiver.  The RTP session address plus an SSRC uniquely
       identify a receiver of an RTP stream (see RFC 1889, 'RTP:
       A Transport Protocol for Real-Time Applications' sec.3)."
    ::= { rtpRcvrEntry 2 }

rtpRcvrCNAME OBJECT-TYPE
    SYNTAX       Utf8String
    MAX-ACCESS   read-only
    STATUS       current
    DESCRIPTION
      "The RTP canonical name of the receiver."
    ::= { rtpRcvrEntry 3 }

rtpRcvrAddr OBJECT-TYPE
    SYNTAX       TAddress
    MAX-ACCESS   read-only
    STATUS       current
    DESCRIPTION



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RFC 2959                        RTP MIB                     October 2000


      "The unicast transport address on which the receiver is
       receiving RTP packets and/or RTCP Receiver Reports."
    ::= { rtpRcvrEntry 4 }

rtpRcvrRTT OBJECT-TYPE
    SYNTAX       Gauge32
    MAX-ACCESS   read-only
    STATUS       current
    DESCRIPTION
      "The round trip time measurement taken by the source of the
       RTP stream based on the algorithm described on sec. 6 of
       RFC 1889, 'RTP: A Transport Protocol for Real-Time
       Applications.'  This algorithm can produce meaningful
       results when the RTP agent has the same clock as the stream
       sender (when the RTP monitor is also the sending host for the
       particular receiver).  Otherwise, the entity should return
       'noSuchInstance' in response to queries against rtpRcvrRTT."
    ::= { rtpRcvrEntry 5 }

rtpRcvrLostPackets OBJECT-TYPE
    SYNTAX          Counter64
    MAX-ACCESS      read-only
    STATUS          current
    DESCRIPTION
      "A count of RTP  packets lost as observed by this receiver
       since rtpRcvrStartTime."
    ::= { rtpRcvrEntry 6 }

rtpRcvrJitter OBJECT-TYPE
    SYNTAX          Gauge32