DLINK-3100-JUMBOFRAMES-MIB

Description: Manages jumbo frame support configuration on D-Link 3100 series switches, enabling large MTU sizes for high-performance networking.

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DLINK-3100-JUMBOFRAMES-MIB is a small D-Link private MIB for the 3100 series switches that manages jumbo frame support, enabling larger MTU sizes for high-throughput or storage networking traffic. It exposes just a couple of objects reflecting whether jumbo frames are currently enabled and whether that setting will persist after a device reset. Its monitoring value is narrow but useful for confirming configuration state: verifying that a jumbo-frame setting an administrator applied is actually active on the running switch and will survive a reboot, which is a simple but important software-configuration health check. No dependency on other MIBs is indicated; it appears to be a minimal, self-contained configuration MIB. It is typically deployed on D-Link 3100 switches carrying high-performance or storage (e.g., iSCSI) traffic where jumbo frames must be consistently enabled across the network path, and administrators can download the DLINK-3100-JUMBOFRAMES-MIB file to load it into their MIB browser.

An administrator would poll rlJumboFramesCurrentStatus to confirm whether jumbo frames are presently enabled on the switch, which matters when troubleshooting fragmented or dropped large packets on a storage VLAN. Comparing this against rlJumboFramesStatusAfterReset reveals whether the current setting is only a transient runtime state or will persist through the next reboot, catching a configuration that was applied but not saved.

D-Link jumbo frame support status and configuration for frames exceeding standard 1500 byte size.