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Filename : PPP-IP-NCP-MIB
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PPP-IP-NCP-MIB DEFINITIONS ::= BEGIN

IMPORTS
     Counter
          FROM RFC1155-SMI
     ifIndex
          FROM RFC1213-MIB
     OBJECT-TYPE
          FROM RFC-1212
     ppp
          FROM PPP-LCP-MIB;

     -- The PPP IP Group.
     -- Implementation of this group is mandatory for all
     -- PPP implementations that support operating IP over PPP.

     pppIp OBJECT IDENTIFIER ::= { ppp 3 }

pppIpTable   OBJECT-TYPE
     SYNTAX    SEQUENCE OF PppIpEntry
     ACCESS    not-accessible
     STATUS    mandatory
     DESCRIPTION
               "Table containing the IP parameters and
               statistics for the local PPP entity."
     ::= { pppIp 1 }

pppIpEntry   OBJECT-TYPE
     SYNTAX    PppIpEntry
     ACCESS    not-accessible
     STATUS    mandatory
     DESCRIPTION
               "IPCP status information for a particular PPP
               link."
     INDEX     { ifIndex }
     ::= { pppIpTable 1 }

PppIpEntry ::= SEQUENCE {
     pppIpOperStatus
          INTEGER,
     pppIpLocalToRemoteCompressionProtocol
          INTEGER,
     pppIpRemoteToLocalCompressionProtocol
          INTEGER,
     pppIpRemoteMaxSlotId
          INTEGER,
     pppIpLocalMaxSlotId
          INTEGER
}

-- The following object reflect the values of the option
-- parameters used in the PPP IP Control Protocol
--   pppIpLocalToRemoteCompressionProtocol
--   pppIpRemoteToLocalCompressionProtocol
--   pppIpRemoteMaxSlotId
--   pppIpLocalMaxSlotId
-- These values are not available until after the PPP Option
-- negotiation has completed, which is indicated by the link
-- reaching the open state (i.e., pppIpOperStatus is set to
-- opened).
--
-- Therefore, when pppIpOperStatus is not opened
-- the contents of these objects is undefined. The value
-- returned when accessing the objects is an implementation
-- dependent issue.

pppIpOperStatus   OBJECT-TYPE
     SYNTAX    INTEGER {opened(1), not-opened(2)}
     ACCESS    read-only
     STATUS    mandatory
     DESCRIPTION
               "The operational status of the IP network
               protocol. If the value of this object is up
               then the finite state machine for the IP

               network protocol has reached the Opened state."
     ::= { pppIpEntry 1 }

pppIpLocalToRemoteCompressionProtocol   OBJECT-TYPE
     SYNTAX    INTEGER {
               none(1),
               vj-tcp(2)
          }
     ACCESS    read-only
     STATUS    mandatory
     DESCRIPTION
               "The IP compression protocol that the local
               PPP-IP entity uses when sending packets to the
               remote PPP-IP entity. The value of this object
               is meaningful only when the link has reached
               the open state (pppIpOperStatus is opened)."
     ::= { pppIpEntry 2 }

pppIpRemoteToLocalCompressionProtocol   OBJECT-TYPE
     SYNTAX    INTEGER {
               none(1),
               vj-tcp(2)
          }
     ACCESS    read-only
     STATUS    mandatory
     DESCRIPTION
               "The IP compression protocol that the remote
               PPP-IP entity uses when sending packets to the
               local PPP-IP entity. The value of this object
               is meaningful only when the link has reached
               the open state (pppIpOperStatus is opened)."
     ::= { pppIpEntry 3 }

pppIpRemoteMaxSlotId   OBJECT-TYPE
     SYNTAX    INTEGER(0..255)
     ACCESS    read-only
     STATUS    mandatory
     DESCRIPTION
               "The Max-Slot-Id parameter that the remote node
               has advertised and that is in use on the link.
               If vj-tcp header compression is not in use on
               the link then the value of this object shall be
               0. The value of this object is meaningful only
               when the link has reached the open state
               (pppIpOperStatus is opened)."
     ::= { pppIpEntry 4 }

pppIpLocalMaxSlotId   OBJECT-TYPE
     SYNTAX    INTEGER(0..255)
     ACCESS    read-only
     STATUS    mandatory
     DESCRIPTION
               "The Max-Slot-Id parameter that the local node
               has advertised and that is in use on the link.
               If vj-tcp header compression is not in use on
               the link then the value of this object shall be
               0. The value of this object is meaningful only
               when the link has reached the open state
               (pppIpOperStatus is opened)."
     ::= { pppIpEntry 5 }

--
-- The PPP IP Configuration table.
-- This is a separate table in order to facilitate
-- placing these variables in a separate MIB view.
--

pppIpConfigTable   OBJECT-TYPE
     SYNTAX    SEQUENCE OF PppIpConfigEntry
     ACCESS    not-accessible
     STATUS    mandatory
     DESCRIPTION
               "Table containing configuration variables for
               the IPCP for the local PPP entity."
     ::= { pppIp 2 }

pppIpConfigEntry   OBJECT-TYPE
     SYNTAX    PppIpConfigEntry
     ACCESS    not-accessible
     STATUS    mandatory
     DESCRIPTION
               "IPCP information for a particular PPP link."
     INDEX     { ifIndex }
     ::= { pppIpConfigTable 1 }

PppIpConfigEntry ::= SEQUENCE {
     pppIpConfigAdminStatus
          INTEGER,
     pppIpConfigCompression

          INTEGER
}

pppIpConfigAdminStatus   OBJECT-TYPE
     SYNTAX    INTEGER {open(1), close(2)}
     ACCESS    read-write
     STATUS    mandatory
     DESCRIPTION
               "The immediate desired status of the IP network
               protocol. Setting this object to open will
               inject an administrative open event into the IP
               network protocol's finite state machine.
               Setting this object to close will inject an
               administrative close event into the IP network
               protocol's finite state machine."
     ::= { pppIpConfigEntry 1 }

pppIpConfigCompression   OBJECT-TYPE
     SYNTAX    INTEGER {
               none(1),
               vj-tcp(2)
          }
     ACCESS    read-write
     STATUS    mandatory
     DESCRIPTION
               "If none(1) then the local node will not
               attempt to negotiate any IP Compression option.
               Otherwise, the local node will attempt to
               negotiate compression mode indicated by the
               enumerated value. Changing this object will
               have effect when the link is next restarted."
     REFERENCE
               "Section 4.0, Van Jacobson TCP/IP Header
               Compression of RFC1332."
     DEFVAL    { none }
     ::= { pppIpConfigEntry 2 }

END