NETWORK-SERVICES-MIB

MIB Reference — IPNetwork Monitor · Updated September 09, 2026

All MIBsNETWORK-SERVICES-MIB

Organization: IETF Mail and Directory Management Working Group

Last Updated: 2000-03-03

Category: Web and Application Servers

Description: Provides a common framework for monitoring any network service application, including a table of monitorable services, association counts, and per-association status information.

IPNetwork Monitor uses several OIDs from this MIB in network discovery and polling the applicable devices. Start monitoring NETWORK-SERVICES-MIB with a free 30-day trial of IPNetwork Monitor.

What Is NETWORK-SERVICES-MIB?

NETWORK-SERVICES-MIB is an IETF standards-based module (from the RFC 2248 application-management family) providing a vendor-neutral framework for monitoring any network service/application running on a managed host, independent of the specific application. It exposes an application table listing each running service application along with its name, directory path, version, and association counts, plus operational status and last-change timestamps. It is explicitly a software-status MIB: applUptime and applOperStatus report how long an application instance has been running and whether it is currently operational, while applInboundAssociations and applOutboundAssociations reveal how many client/peer connections it is currently handling. It is a generic, protocol-independent companion to the IETF Host Resources MIB (for OS-level process/resource data), and is often used alongside application-specific MIBs like DNS-SERVER-MIB for deeper detail; administrators consulting the NETWORK-SERVICES-MIB RFC (RFC 2248) will find the applTable defined exactly as implemented here, anchoring compatibility across different vendors' SNMP agents. It is deployed on any server host where an SNMP agent instruments individual application processes for management visibility.

IPNetwork Monitor allows you to monitor SNMP objects defined in NETWORK-SERVICES-MIB. Use the built-in SNMP Monitoring Browser to explore available variables, view their current values and descriptions, and select the objects you want to monitor. You can then create SNMP monitors, configure thresholds, and receive alerts when monitored values change.

Supported Devices

  • vendor-neutral, standards-based MIB, not tied to a specific manufacturer — applies to any host running SNMP-instrumented network applications

Monitoring Examples

An operator would poll applTable/applEntry indexed by applIndex to check applOperStatus for a critical service like a mail or DNS daemon, confirming it reports up and not down or restarting. A sudden drop in applInboundAssociations for a service that normally handles many client connections could indicate the application has stopped accepting new connections, while applLastChange shows exactly when its state last changed. applVersion and applUptime together help confirm which software build is running and whether it has been stable since the last restart.

What Can Be Monitored

  • application operational status
  • application uptime
  • inbound/outbound association counts
  • last state-change time
  • application version
Imported Objects

From SNMP-FRAMEWORK-MIB

SnmpAdminString

From SNMPv2-CONF

MODULE-COMPLIANCE
OBJECT-GROUP

From SNMPv2-SMI

Counter32
Gauge32
MODULE-IDENTITY
OBJECT-TYPE
mib-2

From SNMPv2-TC

TEXTUAL-CONVENTION
TimeStamp
OIDs

FAQ

What is NETWORK-SERVICES-MIB used for when monitoring a fleet of mixed-vendor application servers?
It's the IETF RFC 2248 framework for monitoring any SNMP-instrumented network application without needing a vendor-specific MIB. Its applTable lists each running application instance with name, directory path, version, and association counts, so you can build one generic dashboard that works across different vendors' agents instead of writing separate polling logic per application.

How can NETWORK-SERVICES-MIB help detect an application that has silently stopped handling traffic?
By polling applOperStatus and applUptime you can confirm whether an instance is still running and how long it's been up, and applInboundAssociations/applOutboundAssociations show how many client or peer connections it currently has -- a sudden drop to zero associations combined with an unchanged uptime can flag an app that's alive but no longer serving traffic.

RFC description

Provides management objects for network services like DNS, DHCP, and NTP configuration.

Start monitoring Vendor-neutral IETF standard (any host running SNMP-instrumented network applications) with a free 30-day trial of IPNetwork Monitor. Import MIBs, browse SNMP OIDs, create custom SNMP monitors, configure alerts, and monitor any SNMP-enabled network device from a single console.

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