-- *****************************************************************
-- Layer-2 Topology MIB
-- *****************************************************************

SL-L2TOPOLOGY-MIB DEFINITIONS ::= BEGIN

IMPORTS
	MODULE-IDENTITY, OBJECT-TYPE,
	NOTIFICATION-TYPE, IpAddress      	FROM SNMPv2-SMI
	DisplayString, TruthValue, 
	TimeStamp, RowStatus, PhysAddress	FROM SNMPv2-TC
	MODULE-COMPLIANCE, OBJECT-GROUP,
	NOTIFICATION-GROUP                  FROM SNMPv2-CONF
	InterfaceIndex		               	FROM IF-MIB
	PerfCurrentCount, PerfIntervalCount,
	PerfTotalCount                      FROM PerfHist-TC-MIB
    slMain				        		FROM SL-MAIN-MIB;

slL2Topology MODULE-IDENTITY
	LAST-UPDATED "200008280000Z"
	ORGANIZATION "PacketLight Networks Ltd."
	CONTACT-INFO
		"Omri_Viner@PacketLight.com"
	DESCRIPTION
		"This MIB module describes the Layer-2 Topology"
	::= { slMain 10 }

--	The Layer-2 Topology MIB consists of the following groups:
--	Layer-2 Topology Link Table
--	Layer-2 Topology Change Trap

topologyL2Links	 	OBJECT IDENTIFIER ::= { slL2Topology 1 }
topologyL2Traps	 	OBJECT IDENTIFIER ::= { slL2Topology 2 }

-- The Layer-2 Topology Link Table
-- This table defines the Layer-2 topology map

topologyL2LinkTable OBJECT-TYPE
	SYNTAX  SEQUENCE OF TopologyL2LinkEntry
	MAX-ACCESS  		not-accessible
	STATUS  			current
	DESCRIPTION
		"The Topology L2 Link table.
		This table contains the L2 links."
	::= { topologyL2Links 1 }

topologyL2LinkEntry OBJECT-TYPE
	SYNTAX  TopologyL2LinkEntry
	MAX-ACCESS  not-accessible
	STATUS  current
	DESCRIPTION
		"An entry in the Topology L2 Link table."
	INDEX   { topologyL2LinkLocalIp,
			  topologyL2LinkLocalPort }
	::= { topologyL2LinkTable 1 }

TopologyL2LinkEntry ::=
	SEQUENCE {
		topologyL2LinkLocalIp		IpAddress,
		topologyL2LinkLocalPort		INTEGER,
		topologyL2LinkLocalMac		PhysAddress,
		topologyL2LinkLocalTid		DisplayString,
		topologyL2LinkRemoteIp		IpAddress,
		topologyL2LinkRemotePort	INTEGER,
		topologyL2LinkRemoteMac		PhysAddress,
		topologyL2LinkRemoteTid		DisplayString
	}


topologyL2LinkLocalIp OBJECT-TYPE
    SYNTAX      IpAddress
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The local ip."
    ::= { topologyL2LinkEntry 1 }
	
topologyL2LinkLocalPort OBJECT-TYPE
    SYNTAX      INTEGER
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The local node port number."
    ::= { topologyL2LinkEntry 2 }

topologyL2LinkLocalMac OBJECT-TYPE
       SYNTAX      PhysAddress
       MAX-ACCESS  read-only
       STATUS      current
       DESCRIPTION
               "The local MAC address."
       ::= { topologyL2LinkEntry 3 }

topologyL2LinkLocalTid OBJECT-TYPE
	SYNTAX  DisplayString (SIZE (0..20))
	MAX-ACCESS  read-only
	STATUS  current
	DESCRIPTION
            "The local TID."
       ::= { topologyL2LinkEntry 4 }

topologyL2LinkRemoteIp OBJECT-TYPE
    SYNTAX      IpAddress
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The IP of the remote node."
    ::= { topologyL2LinkEntry 5 }
		
topologyL2LinkRemotePort OBJECT-TYPE
    SYNTAX      INTEGER
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The port number of the remote node."
    ::= { topologyL2LinkEntry 6 }

topologyL2LinkRemoteMac OBJECT-TYPE
       SYNTAX      PhysAddress
       MAX-ACCESS  read-only
       STATUS      current
       DESCRIPTION
               "The remote MAC address."
       ::= { topologyL2LinkEntry 7 }

topologyL2LinkRemoteTid OBJECT-TYPE
	SYNTAX  DisplayString (SIZE (0..20))
	MAX-ACCESS  read-only
	STATUS  current
	DESCRIPTION
            "The remote TID."
       ::= { topologyL2LinkEntry 8 }
		

-- The Topology L2 Traps

topologyL2LastChange OBJECT-TYPE
	SYNTAX  	TimeStamp
	MAX-ACCESS  read-only
	STATUS  	current
	DESCRIPTION
		"The value of MIB II's sysUpTime object at the
		time the TopologyL2LinkTable was last changed."
	::= { topologyL2Traps 1 }

topologyL2ChangeTrapEnable  OBJECT-TYPE
	SYNTAX      TruthValue
	MAX-ACCESS  read-write
	STATUS      current
	DESCRIPTION
		"Indicates whether L2 topology change traps
		should be generated."
	DEFVAL { true }
	::= { topologyL2Traps 2 }

topologyL2LinkChange NOTIFICATION-TYPE
	STATUS  current
	DESCRIPTION
		"A topologyL2LinkChange trap is sent when the
		content of an instance TopologyL2LinkEntry is changed."
	::= { topologyL2Traps 3 }

END