Description

[For Ver. 2.3]

Table modification details

Location and title	Changes
2.1 Supported models by maximum number of ports	A description of AX2340S-16T4X was added.
2.2 Characteristics of each model	A description of AX2340S-16T4X was added.
2.3 Hardware configuration	A description of AX2340S-16T4X was added.
2.4 Amount of installed memory	A description of AX2340S-16T4X was added.
2.5 Software	A description of AX2340S-16T4X was added.
3.4.2 VLAN	A description of AX2340S-16T4X was added.
3.7.1 Layer 2 authentication common	The number of filter conditions that can be specified for an authentication-only access list was changed.
3.9.1 Uplink redundant	A description of AX2340S-16T4X was added.

In addition to the above changes, minor editorial corrections were made.

[For Ver. 2.2]

Table modification details

Item	Changes
Link Aggregation	The capacity limit for link aggregation was changed.
Layer 2 authentication common	This subsection was added.
Precautions for Device Information	This subsection was added.
Port Types and Supported Functions	- A description of 10GBASE-CU direct attach cable was added.

[For Ver. 2.1]

Table modification details

Item	Changes
Features of the Switch	Added descriptions of fanless and environment tolerance with the addition of models.
Supported models by maximum number of ports	Added descriptions for AX2340S-24TH4X and AX2340S-24PH4X.
Characteristics of each model	Added descriptions for AX2340S-24TH4X and AX2340S-24PH4X.
Amount of installed memory	Added descriptions for AX2340S-24TH4X and AX2340S-24PH4X.
Software	Added descriptions for AX2340S-24TH4X and AX2340S-24PH4X.
VLAN	Added descriptions for AX2340S-24TH4X and AX2340S-24PH4X.
Spanning Tree Protocols	The capacity limit for Multiple Spanning Tree was changed.
IGMP snooping and MLD snooping	The capacity limit for the number of multicast routers learned automatically was added.
IP interface	A description related to IPv6 was added.
Filters and QoS	A description related to IPv6 was added.
Web Authentication	This subsection was added.
Uplink Redundancy	Added descriptions for AX2340S-24TH4X and AX2340S-24PH4X.
Operation terminals	A description related to IPv6 was added.
Login Security and RADIUS or TACACS+	A description related to IPv6 was added.
SSH (Secure Shell)	A description related to IPv6 was added.
Host Names and DNS	A description related to IPv6 was added.
SNMP	A description related to IPv6 was added.
10GBASE-R	A description of 10GBASE-BR was added.
Description of PoE	A description of AX2340S-24PH4X was added.
Connections with multicast routers	A description of multicast router port auto-learning was added.
Notes on using IGMP snooping/MLD snooping	[(4) - Automatic learning of multicast router ports was added. (9) Sending IGMP Query messaging was added.
Configuring multicast router ports	- A method for configuring multicast router port auto-learning was added.
IPv6 communication	This chapter was added.
DHCP Server Functionality	Removed the description of future support for support.

[For Ver. 1.1]

Table modification details

Item	Changes
Features of the Switch	- A description of multi-Gigabit Ethernet was added.
Supported models by maximum number of ports	A description of AX2340S-16P8MP2X was added.
Characteristics of each model	A description of AX2340S-16P8MP2X was added.
Amount of installed memory	A description of AX2340S-16P8MP2X was added.
Software	Added support for optional licensing OP-ULTG.
VLAN	A description of AX2340S-16P8MP2X was added.
Uplink Redundancy	A description of AX2340S-16P8MP2X was added.
Port Types and Supported Functions	A description of 100BASE-TX/1000BASE-T/2.5GBASE-T portwas added.
Description of PoE	- A description of models that conform to IEEE802.3bt standard was added.
PoE settings	Added setting for allocating power to ports using Autoclass function.