diff --git a/html/images/os/cumulus.png b/html/images/os/cumulus.png
new file mode 100644
index 000000000..30c5d3300
Binary files /dev/null and b/html/images/os/cumulus.png differ
diff --git a/includes/definitions.inc.php b/includes/definitions.inc.php
index f8a137c4d..18a2f7f97 100644
--- a/includes/definitions.inc.php
+++ b/includes/definitions.inc.php
@@ -240,6 +240,18 @@ $config['os'][$os]['over'][1]['text']  = 'Processor Usage';
 $config['os'][$os]['over'][2]['graph'] = 'device_mempool';
 $config['os'][$os]['over'][2]['text']  = 'Memory Usage';
 
+$os = 'cumulus';
+$config['os'][$os]['type']             = 'network';
+$config['os'][$os]['group']            = 'unix';
+$config['os'][$os]['text']             = 'Cumulus Linux';
+$config['os'][$os]['icon']             = 'cumulus';
+$config['os'][$os]['over'][0]['graph'] = 'device_bits';
+$config['os'][$os]['over'][0]['text']  = 'Device Traffic';
+$config['os'][$os]['over'][1]['graph'] = 'device_processor';
+$config['os'][$os]['over'][1]['text']  = 'Processor Usage';
+$config['os'][$os]['over'][2]['graph'] = 'device_mempool';
+$config['os'][$os]['over'][2]['text']  = 'Memory Usage';
+
 // Other Unix-based OSes here please.
 $os = 'freebsd';
 $config['os'][$os]['type']  = 'server';
diff --git a/includes/discovery/os/linux.inc.php b/includes/discovery/os/linux.inc.php
index 3ae2e3e6d..cd912203a 100644
--- a/includes/discovery/os/linux.inc.php
+++ b/includes/discovery/os/linux.inc.php
@@ -64,6 +64,9 @@ if (!$os) {
             );
             register_mibs($device, $pktj_mibs, "include/discovery/os/linux.inc.php");
         }
+        elseif (stristr($sysObjectId, 'cumulusMib') || strstr($sysObjectId, '.1.3.6.1.4.1.40310')) {
+            $os = 'cumulus';
+        }
         else {
             // Check for Synology DSM
             $hrSystemInitialLoadParameters = trim(snmp_get($device, 'HOST-RESOURCES-MIB::hrSystemInitialLoadParameters.0', '-Osqnv'));
diff --git a/includes/discovery/sensors/fanspeeds/lmsensors.inc.php b/includes/discovery/sensors/fanspeeds/lmsensors.inc.php
index 5396eeccb..3127970f3 100644
--- a/includes/discovery/sensors/fanspeeds/lmsensors.inc.php
+++ b/includes/discovery/sensors/fanspeeds/lmsensors.inc.php
@@ -1,7 +1,7 @@
 <?php
 
 // LMSensors Fanspeeds
-if ($device['os'] == 'linux' || $device['os'] == 'pktj') {
+if ($device['os'] == 'linux' || $device['os'] == 'pktj' ||  $device['os'] == 'cumulus') {
     $oids = snmp_walk($device, 'lmFanSensorsDevice', '-OsqnU', 'LM-SENSORS-MIB');
     d_echo($oids."\n");
 
diff --git a/includes/discovery/sensors/temperatures/lm-sensors.inc.php b/includes/discovery/sensors/temperatures/lm-sensors.inc.php
index 0072b2342..61e40adcc 100644
--- a/includes/discovery/sensors/temperatures/lm-sensors.inc.php
+++ b/includes/discovery/sensors/temperatures/lm-sensors.inc.php
@@ -1,6 +1,6 @@
 <?php
 
-if ($device['os'] == 'linux' || $device['os'] == 'pktj') {
+if ($device['os'] == 'linux' || $device['os'] == 'pktj' || $device['os'] == 'cumulus') {
     $oids = snmp_walk($device, 'lmTempSensorsDevice', '-Osqn', 'LM-SENSORS-MIB');
     d_echo($oids."\n");
 
diff --git a/includes/discovery/sensors/voltages/linux.inc.php b/includes/discovery/sensors/voltages/linux.inc.php
index 6a2b1bdfd..c70cf7721 100644
--- a/includes/discovery/sensors/voltages/linux.inc.php
+++ b/includes/discovery/sensors/voltages/linux.inc.php
@@ -1,7 +1,7 @@
 <?php
 
 // LMSensors Voltages
-if ($device['os'] == 'linux' || $device['os'] == 'pktj') {
+if ($device['os'] == 'linux' || $device['os'] == 'pktj' || $device['os'] == 'cumulus') {
     $oids = snmp_walk($device, 'lmVoltSensorsDevice', '-OsqnU', 'LM-SENSORS-MIB');
     d_echo($oids."\n");
 
diff --git a/mibs/CUMULUS-COUNTERS-MIB b/mibs/CUMULUS-COUNTERS-MIB
new file mode 100644
index 000000000..272eaf4c2
--- /dev/null
+++ b/mibs/CUMULUS-COUNTERS-MIB
@@ -0,0 +1,124 @@
+CUMULUS-COUNTERS-MIB DEFINITIONS ::= BEGIN
+
+--
+-- Top-level infrastructure of the Cumulus enterprise MIB tree
+--
+
+IMPORTS
+    OBJECT-TYPE, NOTIFICATION-TYPE, MODULE-IDENTITY,
+    enterprises, Counter32	        FROM SNMPv2-SMI
+    InterfaceIndex, ifIndex	        FROM IF-MIB
+    DateAndTime, DisplayString,
+    cumulusMib                          FROM CUMULUS-SNMP-MIB
+    TEXTUAL-CONVENTION 			FROM SNMPv2-TC;
+
+
+--
+--  Cumulus enterprise-specific counters
+--
+
+sysSpecificCounters       OBJECT IDENTIFIER ::= { cumulusMib 2 }
+
+-- the discardCounters group
+
+-- The discardCounters group lists certain selected detailed discard
+-- counters, counters that are not called out in standard MIBs.
+
+discardCounters		OBJECT IDENTIFIER ::= {sysSpecificCounters 1}
+
+discardCountersTable OBJECT-TYPE
+    SYNTAX      SEQUENCE OF DiscardCountersEntry
+    MAX-ACCESS  not-accessible
+    STATUS      current
+    DESCRIPTION
+	"This table breaks out ingress packet discards into more
+	reason-specific discard counters."
+    ::= { discardCounters 1 }
+
+discardCountersEntry OBJECT-TYPE
+    SYNTAX      DiscardCountersEntry
+    MAX-ACCESS  not-accessible
+    STATUS      current
+    DESCRIPTION
+	"Reason-specific ingress discard counters indexed by ifIndex"
+    INDEX { ifIndex }
+    ::= { discardCountersTable 1 }
+
+--
+-- The counters are all Counter32 instead of Counter64 because of
+-- limitations in the pass persist protocol.
+--
+
+DiscardCountersEntry ::=
+	SEQUENCE {
+		portName                DisplayString,
+		l3v4InDiscards		Counter32,
+		bufferOverflowDiscards	Counter32,
+		l3AclDiscards		Counter32,
+		egressQOverflowDiscards Counter32,
+		egressNonQDiscards      Counter32
+	}
+
+	portName OBJECT-TYPE
+	    SYNTAX      DisplayString
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Port name"
+	    ::= { discardCountersEntry 1 }
+
+
+	l3v4InDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of inbound IPv4 packets discarded
+		by the routing engine."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 2 }
+
+	bufferOverflowDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of inbound packets discarded due to
+		ingress buffer overflow."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 3 }
+
+	l3AclDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of inbound IPv4 packets discarded
+		due to ingress ACL table."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 4 }
+
+	egressQOverflowDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of packets discarded due to egress queue overflow."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 6 }
+
+	egressNonQDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Total number of packets discarded on egress due to reasons
+                reasons other than queue overflow. With IF MIB's ifOutDiscards
+                not accounting for certain specific drops, this one accounts
+	        for drops seen in the egress pipeline of the system that were
+                not because of egress queue overflow drops."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 7 }
+
+END
+
diff --git a/mibs/CUMULUS-RESOURCES-MIB b/mibs/CUMULUS-RESOURCES-MIB
new file mode 100644
index 000000000..89fa48ee0
--- /dev/null
+++ b/mibs/CUMULUS-RESOURCES-MIB
@@ -0,0 +1,265 @@
+CUMULUS-RESOURCES-MIB DEFINITIONS ::= BEGIN
+
+--
+-- Top-level infrastructure of the Cumulus enterprise MIB tree
+--
+
+IMPORTS
+    OBJECT-TYPE, NOTIFICATION-TYPE, MODULE-IDENTITY,
+    Integer32, enterprises              FROM SNMPv2-SMI
+    InterfaceIndex, ifIndex	        FROM IF-MIB
+    DateAndTime, DisplayString,
+    cumulusMib                          FROM CUMULUS-SNMP-MIB
+    TEXTUAL-CONVENTION 			FROM SNMPv2-TC;
+
+
+-- Resource groups in cumulusMib
+
+resourceUtilization       OBJECT IDENTIFIER ::= { cumulusMib 1 }
+
+-- the resourceUtilization group
+
+-- The resourceUtilization group lists the current utilization
+-- of various tables and buffers in the system.
+
+-- the l3 tables group
+
+l3Tables                  OBJECT IDENTIFIER ::= {resourceUtilization 1}
+
+l3HostTableCurrentEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The number of L3 Host table entries currently in use"
+    ::= { l3Tables 1 }
+
+l3HostTableMaxEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The maximum possible entries in the L3 Host table. The
+	Host table is defined as the table holding the ARP/ND cache."
+    ::= {l3Tables 2 }
+
+l3RoutingTableCurrentEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The number of L3 Routing table entries currently in use."
+    ::= { l3Tables 3 }
+
+l3RoutingTableMaxEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The maximum possible entries in the L3 Routing table.
+	L3 Routing table is defined as the table holding the
+	longest prefix match (LPM) entries."
+    ::= { l3Tables 4 }
+
+l3NextHopTableCurrentEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The number of L3 Next Hop table entries currently in use."
+    ::= { l3Tables 5 }
+
+l3NextHopTableMaxEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The maximum possible entries in the L3 Next Hop table.
+	The L3 Next Hop table holds information about the next hop(s)
+	associated with a routing table entry."
+    ::= { l3Tables 6 }
+
+l3EcmpGroupTableCurrentEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"Number of ECMP Group table entries currently in use."
+    ::= { l3Tables 7 }
+
+l3EcmpGroupTableMaxEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The maximum possible entries in the ECMP Group table.
+	The ECMP Group table holds information about "
+    ::= { l3Tables 8 }
+
+l3EcmpNextHopTableCurrentEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The number of ECMP Next Hop table entries currently in use."
+    ::= { l3Tables 9 }
+
+l3EcmpNextHopTableMaxEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The maximum possible entries in the ECMP Next Hop
+	table. ECMP Next Hop table stores information about the next
+	hop associated with a routing table entry that has multiple equal
+	cost next hop neighbors."
+    ::= { l3Tables 10 }
+
+-- the l2 tables group
+
+l2Tables                  OBJECT IDENTIFIER ::= {resourceUtilization 2}
+
+l2MacTableCurrentEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The number of L2 Mac table entries currently in use."
+    ::= { l2Tables 1 }
+
+l2MacTableMaxEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The maximum possible entries in the L2 Mac table."
+    ::= { l2Tables 2 }
+
+l2CacheTableCurrentEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The number of Cache table currently entries in use"
+    ::= { l2Tables 3 }
+
+l2CacheTableMaxEntries OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The maximum possible entries in the Cache table. The Cache table
+	holds entries that are to be redirected to the CPU because they are
+	control packets, specifically L2 protocol control packets. Examples
+	are STP BPDUs, LLDP BPDUs etc."
+    ::= { l2Tables 4 }
+
+-- the buffer utilization group
+
+bufferUtilizn             OBJECT IDENTIFIER ::= {resourceUtilization 3}
+
+bufUtiliznComputeTime OBJECT-TYPE
+    SYNTAX      DisplayString
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The time when the buffer utilization statistic was computed."
+    DEFVAL { "0" }
+    ::= { bufferUtilizn 1 }
+
+bufUtiliznPollInterval OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The periodicity at which the buffer utilization data
+	is pulled from the hardware. This is specified in milliseconds."
+    ::= { bufferUtilizn 2 }
+
+
+bufUtiliznMeasureInterval OBJECT-TYPE
+    SYNTAX      INTEGER
+    MAX-ACCESS  read-only
+    STATUS      current
+    DESCRIPTION
+	"The time interval over which the buffer utilization
+	statistics is computed. This is specified in minutes."
+    ::= { bufferUtilizn 3 }
+
+bufUtiliznTable OBJECT-TYPE
+    SYNTAX      SEQUENCE OF BufUtiliznEntry
+    MAX-ACCESS  not-accessible
+    STATUS      current
+    DESCRIPTION
+	"Table describes the ingress buffer utilization per service pool"
+    ::= { bufferUtilizn 4 }
+
+bufUtiliznEntry OBJECT-TYPE
+    SYNTAX      BufUtiliznEntry
+    MAX-ACCESS  not-accessible
+    STATUS      current
+    DESCRIPTION
+	""
+    INDEX { bufServicePoolID }
+    ::= { bufUtiliznTable 1 }
+
+BufUtiliznEntry ::=
+	SEQUENCE {
+		bufServicePoolID	INTEGER,
+		bufMin			INTEGER,
+		bufMax			INTEGER,
+		bufAvg			DisplayString,
+		bufVariance		DisplayString,
+		bufStdDev		DisplayString
+	}
+
+	bufServicePoolID OBJECT-TYPE
+	    SYNTAX      INTEGER (1..8)
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"The service pool number."
+	    ::= { bufUtiliznEntry 1 }
+
+	bufMin OBJECT-TYPE
+	    SYNTAX      INTEGER
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"The minimum number of cells used in this service pool."
+	    ::= { bufUtiliznEntry 2 }
+
+	bufMax OBJECT-TYPE
+	    SYNTAX      INTEGER
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"The maximum number of cells used in this service pool"
+	    ::= { bufUtiliznEntry 3 }
+
+	bufAvg OBJECT-TYPE
+	    SYNTAX	DisplayString
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"The average number of cells used in this service pool"
+	    ::= { bufUtiliznEntry 4 }
+
+	bufVariance OBJECT-TYPE
+	    SYNTAX      DisplayString
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"The variance of the buffer pool utilization for this service pool
+		over the last measured interval."
+	    ::= { bufUtiliznEntry 5 }
+
+	bufStdDev OBJECT-TYPE
+	    SYNTAX      DisplayString
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"The Standard Deviation of the buffer pool utilization for this
+		service pool over the last measured interval."
+	    ::= { bufUtiliznEntry 6 }
+END
diff --git a/mibs/CUMULUS-SNMP-MIB b/mibs/CUMULUS-SNMP-MIB
new file mode 100644
index 000000000..06655ec09
--- /dev/null
+++ b/mibs/CUMULUS-SNMP-MIB
@@ -0,0 +1,37 @@
+CUMULUS-SNMP-MIB DEFINITIONS ::= BEGIN
+
+--
+-- Top-level infrastructure of the Cumulus enterprise MIB tree
+--
+
+IMPORTS
+    OBJECT-TYPE, NOTIFICATION-TYPE, MODULE-IDENTITY,
+    Integer32, enterprises              FROM SNMPv2-SMI
+    InterfaceIndex, ifIndex             FROM IF-MIB
+    DateAndTime, DisplayString,
+    TEXTUAL-CONVENTION                  FROM SNMPv2-TC;
+
+
+cumulusMib MODULE-IDENTITY
+    LAST-UPDATED "201207230000Z"
+    ORGANIZATION "www.cumulusnetworks.com"
+    CONTACT-INFO
+         "postal:   Dinesh Dutt
+                    650 Castro Street,
+                    suite 120-245
+                    Mountain View, CA 94041
+
+          email:    ddutt@cumulusnetworks.com"
+    DESCRIPTION
+        "Top-level infrastructure of the Cumulus enterprise MIB tree"
+    REVISION     "201207230000Z"
+    DESCRIPTION
+        "Second version with new Enterprise number and discard counters"
+    ::= { enterprises 40310 }
+
+--
+-- This is just the placeholder for the cumulusMib definition.
+-- The actual objects are defined in separate, appropriately named files.
+-- This way, we keep an overall MIB definition and add extensions as needed.
+--
+END