XYLAN-ASCONFIG-MIB

Description: Manages Xylan OmniSwitch AutoSense configuration including port speed and duplex mode negotiation.

Start monitoring vendor-neutral, standards-based MIB, any SNMPv3-capable network device (SNMP engine identity/boot/clock status) 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.

XYLAN-ASCONFIG-MIB is a vendor-specific configuration MIB from Xylan (whose OmniSwitch line was later absorbed into Alcatel/Alcatel-Lucent) covering the AutoSense feature that negotiates Ethernet port speed and duplex mode. No module description or sample objects were available in this excerpt, so its exact object set cannot be enumerated with certainty, but by its name and short description it is expected to expose per-port administrative settings (auto-negotiation enable/disable, forced speed, forced duplex) and the corresponding negotiated state. As a port-configuration MIB it is oriented toward configuration and link-status monitoring rather than environmental or CPU/memory health — its main monitoring value is confirming that a port's negotiated speed/duplex matches expectations, a classic source of performance problems (e.g., duplex mismatch) when misconfigured. No explicit dependency on other MIBs is evident, though it would naturally be used alongside standard IF-MIB interface objects for the same ports. It would have been deployed on Xylan OmniSwitch LAN switches in enterprise wiring closets during the era when auto-negotiation issues were a common troubleshooting concern. Engineers can download the XYLAN-ASCONFIG-MIB file directly to load it into their MIB browser.

Given the lack of sample objects in this excerpt, a concrete monitoring scenario cannot be grounded in real object names; in practice an operator would be expected to poll a per-port AutoSense configuration table for negotiated speed and duplex mode to catch a duplex mismatch (e.g., one side forced full-duplex, the other auto-negotiating to half) that manifests as excessive collisions or CRC errors on the affected port. Exact table/column names cannot be confirmed here.

Vendor-private MIB for Xylan (later Extreme Networks) AS (Access Server) configuration management.