System Firmware Version 5.1.0.1  Page 7 
 
Added Functionality in this Release 
This section contains a list of features added in this release that are new for at least one switch listed in the Hardware Supported 
section above. 
 
Release 5.1.0.1 
  IGMP Snooping Improvements 
  IP Multicast Enhancements 
  Support for B1 CPU – only on PC8100 series 
  New Browser Support 
•  Mozilla Firefox 14 
•  Internet Explorer 9 
•  Google Chrome 21 
  Static Route Maximum Increased to 512 (for all switches except for M6220 series) 
  USB Auto-configuration expanded for multiple MAC Address support 
  Ability to reset stack port counters 
  Increased Maximum number of dot1x clients per port to 24 
  Commands to remove signed certificates/Keys 
  Support for Additional transceivers/optics 
 
Release 5.0.1.3 
  Added PoE DC Disconnect HW support – on PC7000 series 
Release 5.0.0.4 
  Added Native EEE Support for the PC8100 10GBaseT Ports 
  802.1Qaz (ETS) – on 8100 series 
  Support for 40 Gig (QSFP+) interfaces 
  Support for Bootcode upgrade from pre-4.x image to 5.x image without manual system reset. 
  Local Preference for LAG 
  Private VLAN 
  CLI output filtering 
  Routing Improvements for OSPF 
  UDLD 
  Administrative Profiles 
  AAA Authorization  
  TACACS+ Accounting 
  Stacking over QSFP+ ports 
  QSFP+ diagnostics 
  sFlow Support on Port Channels 
Release 4.2.2.3 
  No Added Functionality in this Release