AC-MEDIA-MIB :: acVoiceCoderRateG729EVMaxBitRate

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › AC-MEDIA-MIB › acVoiceCoderRateG729EVMaxBitRate

acVoiceCoderRateG729EVMaxBitRate

Module: AC-MEDIA-MIB

OID (symbolic): AC-MEDIA-MIB::acVoiceCoderRateG729EVMaxBitRate

OID (numeric): 1.3.6.1.4.1.5003.9.10.4.1.2.1.20.4

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: Determines the maximum generation bitrate for all participants in a session using G729EV coder. This parameter is defined per session and is equal for all the parties. The initial generation bit rate is the minimum between the MaxBitRate and the MBS values.

Possible values are: 0 = G729EV_RATE_8_KBPS 1 = G729EV_RATE_12_KBPS 2 = G729EV_RATE_14_KBPS 3 = G729EV_RATE_16_KBPS 4 = G729EV_RATE_18_KBPS 5 = G729EV_RATE_20_KBPS 6 = G729EV_RATE_22_KBPS 7 = G729EV_RATE_24_KBPS 8 = G729EV_RATE_26_KBPS 9 = G729EV_RATE_28_KBPS 10 = G729EV_RATE_30_KBPS 11 = G729EV_RATE_32_KBPS 15 = G729EV_RATE_UNDEFINED. Access: Online. AC INI-Param: G729EVMaxBitRate

What is acVoiceCoderRateG729EVMaxBitRate?

This parameter caps the G729EV codec's maximum output bit rate (8–26 kbps in 2-kbps increments) as a ceiling for all session participants. Symmetrical rate negotiation requires all peers to use the same cap; setting a low cap preserves bandwidth but may reduce quality. Setting to 3 (16 kbps) ensures all calls stay under 16 kbps; setting to 9 (26 kbps) permits higher-quality calls on less-constrained links.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.5003.9.10.4.1.2.1.20.4
snmpwalk -v2c -c public <target> AC-MEDIA-MIB::acVoiceCoderRateG729EVMaxBitRate

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.5003.9.10.4.1.2.1.20.4.1
snmpget -v2c -c public <target> AC-MEDIA-MIB::acVoiceCoderRateG729EVMaxBitRate.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.5003.9.10.4.1.2.1.20.4.1 i <value>

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> acVoiceCoderRateG729EVMaxBitRate.1

Start monitoring AudioCodes Mediant-series gateways with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the AC-MEDIA-MIB::acVoiceCoderRateG729EVMaxBitRate OID value, configure state conditions and alerts, and monitor any AudioCodes Mediant-series gateways from a single console.

OID Breakdown

Upper-level ancestors (9 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.5003audioCodesAC-ALARM-MIB
1.3.6.1.4.1.5003.9acProductsAC-ATM-MIB
1.3.6.1.4.1.5003.9.10acBoardMibsAC-ATM-MIB
Numeric OIDNameModule
1.3.6.1.4.1.5003.9.10.4acMediaAC-MEDIA-MIB
1.3.6.1.4.1.5003.9.10.4.1acMediaConfigurationAC-MEDIA-MIB
1.3.6.1.4.1.5003.9.10.4.1.2acMediaVoiceConfigAC-MEDIA-MIB
1.3.6.1.4.1.5003.9.10.4.1.2.1acVoiceAC-MEDIA-MIB
1.3.6.1.4.1.5003.9.10.4.1.2.1.20acVoiceCoderRateAC-MEDIA-MIB
1.3.6.1.4.1.5003.9.10.4.1.2.1.20.4acVoiceCoderRateG729EVMaxBitRateAC-MEDIA-MIB