Generic network device

Generic network device

Level up your network infrastructure observability by monitoring your network equipment within the Dynatrace platform.

Extension

Free trial Documentation

Product information
Release notes

Overview

This extension leverages the SNMP protocol to provide a complete solution to monitor network infrastructure. The complete configuration is provided out-of-the-box.

This is intended for users, who:

Would like to monitor health state and performance of their core network infrastructure and provide unified analysis for Ops, DevOps and IT Admins.

This enables you to:

Monitor health and performance of your network devices
Set up alerts to be notified by traffic anomalies

Compatibility Requirements

standard network devices supporting common MIB files
SNMPv2c and SNMPv3 supported only

Details

This extension is built on top of the new Extension 2.0 Framework.

The extension package contains:

SNMP DataSource configuration,
dashboard template,
Unified Analysis screen template,
topology definition and entity extraction rules.

More information can be found in the Product News Blog:

Simplified observability for your SNMP devices

Get started

Simply activate the extension in your environment using in-product Hub, provide device configuration and you’re all set up.

More can be found in the SNMP Extension Documentation

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Extension content

Content typeNumber of items included

screen injections

2

alerts

2

screen logs cards

1

metric query

11

screen layout

4

screen message cards

2

screen chart groups

10

screen entities lists

1

generic relationship

4

screen dql table

1

metric metadata

47

dashboards

1

generic type

4

screen properties

3

Feature sets

Below is a complete list of the feature sets provided in this version. To ensure a good fit for your needs, individual feature sets can be activated and deactivated by your administrator during configuration.

Feature setsNumber of metrics included

Metric name	Metric key	Description	Unit
Time since the last re-start	com.dynatrace.extension.snmp-generic-device.sys.uptime	The time (in hundredths of a second) since the network management portion of the system was last re-initialized	Unspecified
-	com.dynatrace.extension.network_device.sysuptime	-	-
Messages delivered	com.dynatrace.extension.snmp-generic-device.snmp.in.pkts.count	Total number of messages delivered from the transport service	Count
Messages passed	com.dynatrace.extension.snmp-generic-device.snmp.out.pkts.count	Total number of messages passed to the transport service	Count
Silently dropped PDUs	com.dynatrace.extension.snmp-generic-device.snmp.silentdrops.count	Number of silently dropped PDUs due to the large reply size	Count
Proxy dropped PDUs	com.dynatrace.extension.snmp-generic-device.drops.proxy.count	Number of silently dropped PDUs due to the other than a time-out	Count
Unsupported SNMP version messages	com.dynatrace.extension.snmp-generic-device.in.bad.versions.count	Total number of messages delivered with an unsupported SNMP version	Count
Messages with bad community names	com.dynatrace.extension.snmp-generic-device.in.bad.community.names.count	Number of messages with an unknown SNMP community	Count
Messages not allowed in community	com.dynatrace.extension.snmp-generic-device.in.bad.community.uses.count	Number of messages not allowed for the used SNMP community	Count
'noSuchName' errors	com.dynatrace.extension.snmp-generic-device.in.nosuchnames.count	Number of PDUs delivered PDUs with 'noSuchName' error	Count
'badValue' errors	com.dynatrace.extension.snmp-generic-device.in.bad.values.count	Number of PDUs delivered with 'badValue' error	Count
Traps processed	com.dynatrace.extension.snmp-generic-device.snmp.in.traps.count	Total number of SNMP Trap PDUs accepted and processed	Count
Traps generated	com.dynatrace.extension.snmp-generic-device.snmp.out.traps.count	Total number of SNMP Trap PDUs generated	Count

Metric name	Metric key	Description	Unit
-	com.dynatrace.extension.network_device.if.bytes_in.count	-	-
-	com.dynatrace.extension.network_device.if.bytes_out.count	-	-
-	com.dynatrace.extension.network_device.if.status	-	-
Last interface status change	com.dynatrace.extension.snmp-generic-device.if.lastchange	Value of 'sysUpTime' when the interface entered its current state	Count
Interface speed	com.dynatrace.extension.snmp-generic-device.if.highspeed	Speed of the network interface in MegaBits per second.	MegaBitPerSecond
Inbound errors	com.dynatrace.extension.snmp-generic-device.if.in.errors.count	Number of inbound packets/transmission units with errors	Count
Inbound discards	com.dynatrace.extension.snmp-generic-device.if.in.discards.count	Number of inbound packets discarded	Count
Outbound errors	com.dynatrace.extension.snmp-generic-device.if.out.errors.count	Number of outbound packets/transmission units with errors	Count
Outbound discards	com.dynatrace.extension.snmp-generic-device.if.out.discards.count	Number of outbound packets discarded	Count

Metric name	Metric key	Description	Unit
-	com.dynatrace.extension.network_device.lldp_neighbor	-	-

Metric name	Metric key	Description	Unit
Octets received (high capacity)	com.dynatrace.extension.snmp-generic-device.if.hc.in.octets.count	The total number of octets received on the interface including framing characters. This metric uses 64 bit counter and should be used for highspeed devices.	Count
Octets transmitted (high capacity)	com.dynatrace.extension.snmp-generic-device.if.hc.out.octets.count	The total number of octets transmitted out of the interface including framing characters. This metric uses 64 bit counter and should be used for highspeed devices.	Count

Metric name	Metric key	Description	Unit
TCP active opens	com.dynatrace.extension.snmp-generic-device.tcp.activeopens.count	Number of transitions of TCP connections from CLOSED to SYN-SENT	Count
TCP passive opens	com.dynatrace.extension.snmp-generic-device.tcp.passiveopens.count	Number of transitions of TCP connections from CLOSED to SYN-RCVD	Count
TCP failed attempts	com.dynatrace.extension.snmp-generic-device.tcp.attemptfails.count	Number of transitions of TCP connections from SYN-SENT/SYN-RCVD to CLOSED and from SYN-RCVD to LISTEN	Count
TCP resets	com.dynatrace.extension.snmp-generic-device.tcp.estab.resets.count	Number of transitions of TCP connections from ESTABLISHED/CLOSE-WAIT to CLOSED	Count
TCP connections	com.dynatrace.extension.snmp-generic-device.tcp.curr.estab	Number of TCP connections in the ESTABLISHED/CLOSE-WAIT state	Count
TCP segments received	com.dynatrace.extension.snmp-generic-device.tcp.hc.in.segs.count	Total number of segments received (including errors)	Count
TCP segments sent	com.dynatrace.extension.snmp-generic-device.tcp.hc.out.segs.count	Total number of segments sent (excluding retransmissions)	Count
TCP segments retransmitted	com.dynatrace.extension.snmp-generic-device.tcp.retrans.segs.count	Total number of segments retransmitted	Count
TCP segment errors	com.dynatrace.extension.snmp-generic-device.tcp.in.errs.count	Total number of segments received in error	Count
TCP segment resets	com.dynatrace.extension.snmp-generic-device.tcp.out.rsts.count	Number of TCP segments sent containing the RST flag	Count
UDP datagrams delivered	com.dynatrace.extension.snmp-generic-device.udp.hc.in.datagrams.count	Total number of UDP datagrams delivered	Count
UDP datagrams received without port	com.dynatrace.extension.snmp-generic-device.udp.noports.count	Number of received UDP datagrams (no application at the destination port)	Count
UDP datagram errors	com.dynatrace.extension.snmp-generic-device.udp.in.errors.count	Number of received and not delivered UDP datagrams (other than no application at the destination port)	Count
UDP datagrams sent	com.dynatrace.extension.snmp-generic-device.udp.hc.out.datagrams.count	Total number of UDP datagrams sent	Count

Metric name	Metric key	Description	Unit
Octets received	com.dynatrace.extension.snmp-generic-device.if.in.octets.count	The total number of octets received on the interface including framing characters	Count
Octets transmitted	com.dynatrace.extension.snmp-generic-device.if.out.octets.count	The total number of octets transmitted out of the interface including framing characters	Count

Full version history

To have more information on how to install the downloaded package, please follow the instructions on this page.

ReleaseDate

Full version history

Improved in this version:

Filtering fields limit increased to 50,000 characters

Full version history

New in this version

Network neighbor discovery through LLDP protocol

Full version history

Fixed in this version:

Recently introduced metrics for device and interface now apply the existing feature sets and filters to reduce license consumption.

Full version history

New entities & metrics were added for representing network devices

Full version history

Fixed: Network Interface metrics not visible in a Management Zone.

Full version history

High capacity interface traffic metrics extracted to "Interfaces 64-bit" feature set.
Default interface traffic metrics extracted to "Interfaces 32-bit" feature set.

Check distribution of metrics in the new feature sets to avoid gaps in the data

Full version history

v1.8.0

Removed a rule for creating an entity from SNMP traps. Now traps source entity is connected to the device entity only with SAME_AS relation.

Full version history

v1.7.0

Added 4 new metrics:
- Octets received (high capacity)
- Octets transmitted (high capacity)
- Interface outgoing traffic (high capacity)
- Interface incoming traffic (high capacity)
Bandwidth utilization is now calculated with above metrics

Full version history

v1.6.0

Ability to display traps send from the device and captured using SNMP Traps extension
Added traps statistics on the entity screen
Added relationships to SNMP Traps Extension & Trap Visualizations on Device Screen
Added inject message with back-link to the device on corresponding SNMP traps source

Full version history

v1.5.0

Added ability to use filters for Interface Name, Admin and Operational Status

Full version history

Device screen - added filtering for list of network interfaces.

Full version history

added traffic metrics that shows traffic in bitsperseconds
added a metric with interface speed
added a metrics that calculate bandwidth utilization
added definition of UA screen for network interface
added alert definition for bandwidth utilization.
new metrics has been used on both screens
dashboard has been improved

Full version history

Interval for sending the data is changed from 5 minutes to 1 minute.

Full version history

Dashboard improvements - tile with errors contains a links to device screens.

Full version history

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