Release Date: July 2024
The release notes for Extreme Networks' Extreme 9920 software version 21.2.1.0 provide an overview of new features, command updates, known limitations, defect fixes, and open defects. Key updates include 400G line card support and the introduction of the "linecard" command. Known limitations cover issues such as GRE tunnel encapsulation and MAC ACL counters. Closed defects address problems like incorrect power supply recognition and port-channel traffic egress. Open defects include issues with SNMP walks and LACP port-channels. Support options and subscription details for product announcements are also provided.