All MIBs › ALCATEL-IND1-IPM-VLAN-MIB
Organization: ALCATEL - Architects Of An Internet World
Last Updated: 2007-07-02
Category: IP and Core Protocols, Vendor: Alcatel-Lucent
Description: Alcatel OmniSwitch IP multicast VLAN MIB for managing multicast VLAN replication and group-to-VLAN binding.
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What Is ALCATEL-IND1-IPM-VLAN-MIB?
ALCATEL-IND1-IPM-VLAN-MIB is an Alcatel-Lucent OmniSwitch proprietary MIB for the IPM (IP Multicast) VLAN feature, which associates ports and IP addresses with dedicated multicast VLANs for efficient multicast replication. It exposes per-port IPM VLAN membership (alaipmvVlanPortTable), IP-address-to-VLAN bindings (alaipmvVlanIpAddrTable) including address type and row status, and C-tag mapping (alaipmvVlanCtagTable) for the multicast VLAN. Monitoring-wise it is a software/configuration MIB: operators use it to confirm that ports are correctly bound to the intended IPM VLAN and that IP-to-VLAN associations remain active, important for diagnosing multicast video/IPTV delivery problems. It builds on standard VLAN and multicast concepts rather than introducing a new external standard. It is typically deployed on OmniSwitch access/aggregation switches delivering IPTV or multicast video services to subscribers, where ALCATEL-IND1-IPM-VLAN-MIB SNMP monitoring confirms multicast VLAN bindings stay correctly assigned.
IPNetwork Monitor allows you to monitor SNMP objects defined in ALCATEL-IND1-IPM-VLAN-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
- Alcatel-Lucent OmniSwitch access/aggregation switches
Monitoring Examples
An operator would poll alaipmvVlanPortTable/alaipmvVlanPortEntry to confirm alaipmvVlanPortIPMVlanNumber for a subscriber-facing port matches the expected multicast VLAN, and check alaipmvVlanIpAddrTable for the associated alaipmvVlanIpAddress and alaipmvVlanIpAddrRowStatus. A row status showing not-in-service or an unexpected IPM VLAN number on a port would explain why multicast/IPTV traffic is not reaching a given subscriber. Walking alaipmvVlanCtagTable would additionally confirm the C-tag used for that multicast VLAN matches the access network's configuration.
What Can Be Monitored
- port-to-IPM-VLAN binding
- IP address to VLAN association
- row/entry status of multicast VLAN bindings
- C-tag mapping
Imported Objects
From ALCATEL-IND1-BASE
| softentIND1IPMVlanMgt | OBJECT-IDENTITY |
From IF-MIB
| InterfaceIndex |
From INET-ADDRESS-MIB
| InetAddress | |
| InetAddressPrefixLength | |
| InetAddressType |
From SNMPv2-CONF
| MODULE-COMPLIANCE | |
| OBJECT-GROUP |
From SNMPv2-SMI
| MODULE-IDENTITY | |
| OBJECT-IDENTITY | |
| OBJECT-TYPE |
From SNMPv2-TC
| RowStatus |
OIDs
RFC description
Manages IP VLAN configuration and port-to-VLAN associations for Alcatel switches.
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