&9632; 16 K MAC address table &9632; Policy-based Qo S optimizes multi-service quality &9632; IGMP snooping v 1, v 2, v 3, MVR &9632; Multilayer (L2/L3/L4) ACL suite for security protection &9632; High redundancy & resilient architecture with RSTP & port trunking &9632; IPv 6 management support &9632; IEEE 802.3at Po E Plus standard (ES3500-24HP) &9632; Enhanced energy efficiency with Po E consumption mode (ES3500-24HP)