System Firmware Version 4.1.0.16 Subject to Change Without Notice i
Table of Contents
Introduction 1
GLOBAL SUPPORT 1
Firmware Specifications 1
Functionality Changes 2
Issues Resolved 3
40G Molex break-out cable: E357317-S (uL) TYPE CL2 FT4 30 AWG, is not supported and cause port flapping ... 3
Some interfaces of a LAG across the stack do not update the LAG counters ........................................................... 3
DHCP Server Fatal Error crash ................................................................................................................................. 3
Device reboots with Fatal Error with message “SW3C_pcl_fft_entry_chk: illegal function input – vpt” ..................... 3
LAG with XG type present speed of 1,000 Mbps in GUI ........................................................................................... 3
Device does not present itself in the SSH server as support SSH-2.0-OpenSSH_5.9p1.RL .................................... 3
Copy image from stack unit to master causes a system crash .................................................................................. 3
Show LLDP neighbors per interface cause crash ..................................................................................................... 3
Known Restrictions and Limitations 4
When 2 PoE capable switches are connected to each other, one of the 2 switches may consume power form the
neighboring switch and not from its internal power supply. ....................................................................................... 4
WEB GUI Page “Utilization Summary”, "Interface Utilization field" sometimes displays “-“ ....................................... 4
USB key might hang after several quick inserts and removals requiring a reboot. .................................................... 4
Cisco Phones 7960 interoperability problem ............................................................. Error! Bookmark not defined.
Documentation Updates 5
Adding clarification to Voice VLAN enable command................................................................................................ 5
Adding clarification to Voice VLAN Port Setting page ............................................................................................... 5
Clarification about interface switchport customer mode (QinQ) ................................................................................ 5
Issues Resolved in Previous Versions 5
Stacking unit does not always rejoin stack after master failover ............................................................................... 5
HTTP login fail if password is longer than 20 characters........................................................................................... 5
Wrong value used for chassis Service Tag ............................................................................................................... 5
STP frame size - STP frames had extra padding (frame size 68 instead of 64) ........................................................ 6
When refreshing the Switching->VLAN->LAG interface->Edit page the device presents the “Port Interface” page
instead ....................................................................................................................................................................... 6
Deletion of all Static entries in DHCP Server page causes device to crash ............................................................. 6
When trying to add via Web GUI MAC ACE with broadcast MAC address as destination address, configuration is
not accepted and an error message is displayed “value is an illegal unicast MAC address”..................................... 6
Summer time clock with SNTP .................................................................................................................................. 6
Show Tech Support (enhancement request) ............................................................................................................. 6
PC5500 DVA randomly fails and assigns clients to the guest VLAN ......................................................................... 6
VLAN trunk mode Native VLAN with IPv6 ................................................................................................................. 6
GUI problem in VLAN pages ..................................................................................................................................... 7
Voice VLAN and LAGs .............................................................................................................................................. 7
vulnerabilities and DoS attacks reported on SSH service ......................................................................................... 7
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