MIB variables alert example

A real-time trap from an audio alert was traced to build this table – specifically, the notification variables in the leftmost column. The last column illustrates examples to set and clear an SNMP alert.

Table: MIB variables alert example

Notification variables name

OID Strings

Description

Alert SET / CLEAR

volEncoder

PREFIX = 1.3.6.1.4.1.23522.1

Probe server name OID prefix for OIDs below

trapEncAlerts

PREFIX.12 = 1.3.6.1.4.1.23522.1.12

ID identifying an Volicon Media Intelligence service trap; binds all other variables in it

volEncoderName

PREFIX.2 = 1.3.6.1.4.1.23522.1.2

Octet String (Size 0…32)

Encoder stream name

Value: ENC1

volEncoderHostname

PREFIX.3

Octet String (Size 0…32)

Encoder hostname or IP address

Value: ObsRpmVa

volEncAlerts

PREFIX.11

Object identifier

volAlertClipID

PREFIX.11.1

Integer32

Clip ID created on this alert

Value: 6 (Value: 9)

volAlertDescription

PREFIX.11.2

Octet String

Textual description of the alert

Value: LOW AUDIO LEVEL /(AUDIO-OK): History Channel 66;

encoder: ENC1

Audio level: -69. (-34)

Server time: 2010-09-29 18:52:41

volAlertClipRef

PREFIX.11.3 Octet String

URL to the clip created for this alert

Value: IP Address

volStreamName

PREFIX.11.4

Octet String (Size 0…32)

Stream (scanner in RPM) name

Value: P1

volAlertEnum

PREFIX.11.5

Integer [enumerate]

Alerts enumeration

See following table for “volAlertEnum”

volAlertName

PREFIX.11.6

Octet String (Size 32)

Alert nickname

Value: AUDIOLOW

volAlertType

PREFIX.11.7

Integer32 (0/1/2)

Type of alert: set(1), clear(0) or warning (2)

Value: 1

volCertainty

PREFIX.11.8

Integer32

Certainty in percentage

Value: 0

volAudioLevel

PREFIX.11.9

Integer32

Audio level in dB units

Value: -69 (-34)

volAudioPin

PREFIX.11.10

Integer32

Audio Pin

Value: 0

volEventTime

PREFIX.11.11

Octet String (Size 32)

Event time in format 2011/02/09 18:21:33

Value: 2010-09-29 18:52:41

rpmChannelID

PREFIX.11.12

Octet String (Size 32)

Lineup channel ID (usually a channel number)

Value: 66

rpmChannelName

PREFIX.11.13

Octet String

Lineup service name

Value: History Channel

rpmChannelQAM

PREFIX.11.14

Octet String (Size 32)

Lineup channel group

Value: Westside

volAlertSeverity

PREFIX.11.15

Integer{info (1), warning (2), minor (3), major (4), critical (5)}

The degree of priority to correct the problem

Value: 4

oidAlertLevel

PREFIX.11.16

Integer{probe (1), group (2), system (3)}

Alert level

oidGroup

PREFIX.11.17

Octet String (32)

Name of affected probe group

Value: Burlington News

oidProbe

PREFIX.11.18

Octet String (32)

Name of affected probe server

Value: Probe66