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  • DWS-4026 20 Port PoE Gigabit Unified Wireless Switch, 4 Gigabit Combo BASE-T/SFP Ports, 2 10G Module Slots

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Product Status - Live

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DWS-4026 - US Revision

Hardware revisions
Downloads can vary across product revisions.
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Firmware
Do NOT upgrade firmware on any D-Link product over a wireless connection. Failure of the device may result. Use only hard-wired network connections.
Version Description Date
Download 4.1.0.8
Note: Make sure you upgrade to 4.x code on the Access Point before upgrading to this version.

Revision Info:
  • Bugfix release, please see the included release notes for full details
 8/30/2012
Download
Download 4.1.0.2
Note: Make sure you upgrade to 4.x code on the Access Point before upgrading to this version.

Revision Info:
  • Time zone and daylight saving time support is added for SNTP clients
  • Available flash size – The CLI command show nvram-size displays the NVRAM size information
 6/12/2012
Download
Download 3.0.0.16
  • The switch is unable to save and reload the channel bandwidth information when the mode is configured for 802.11a/n.
  • The VLAN ID and other parameters do not get updated for a wireless client when it roams between a virtual access point with different SSIDs and default VLANs.
  • The Multicast TX Rate is not preserved in the configuration and is lost after a reboot
 3/1/2012
Download
Download 3.0.0.14
The master DWS-4026 fails to push AP configuration to the peer switch and the DWL-8600APs managed by peer switch.
DWL-8600APs that are managed by a DWS-4026 become hung suddenly.
 8/22/2011
Download
Download 1.0.0.8
Disabled DFS band support for US and JP.
Removed channel 14 for JP.
 5/20/2010
Download
Additional Downloads
Version Description Date
Download 1.00
Command Line Interface Guide
 4/19/2010
Download
Datasheets
Description Type File Size
Download
DWS-4026 Datasheet
 PDF 0.21mb
Download
Manuals
Description Type File Size
Download
DWS-4000 Series User's Guide
 PDF 21.92mb
Download

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Device Interfaces
  • 24 10/100/1000BASE-T Gigabit Ports with Integrated 802.3af PoE
  • 4 Combo SFP Slots
  • RS-232 Console Port
  • 2 Open Slots for Optional 10-Gigabit Module

MAC Address Table
  • 8K

Switching Capacity
  • 88Gbps

Maximum Forwarding Rate
  • 65.47Mpps

Forwarding Method
  • Store and Forward

Packet Buffer Memory Size
  • 750KB

802.3af Power over Ethernet (PoE)
  • 15.4W Per Port
  • 370W Total Voltage Output
  • Auto Disable if Port Current Exceeds 350mA

Number of VLANs Per Device
  • 3,965

Flow Control
  • 802.3x Standard in Full Duplex Mode
  • Back Pressure in Half Duplex Mode
  • Head-of-Line Blocking Prevention

Quality of Service (QoS)
  • 802.1p Priority Queues (Up to 8 Queues Per Port)
  • Minimum Bandwidth Guarantee per Queue
  • Traffic Shaping per Port
  • Per-Flow Bandwidth Control
  • CoS Based on: Switch Port, VLAN, DSCP, TCP/UDP Port, TOS, Destination/Source MAC Address, Destination/Source IP Address

L2 Features
  • IGMP Snooping: 1K Multicast Groups
  • MLD Snooping
  • 802.1D/w/s Spanning Tree
  • 802.3ad Link Aggregation: Up to 32 Groups, up to 8 Ports Per Group
  • 802.1ab LLDP
  • LLDP-MED
  • Port Mirroring (One-to-One and Many-to-One)
  • Jumbo Frame Size: Up to 9KB

VLAN
  • 802.1Q VLAN Tagging
  • 802.1V
  • Subnet-based VLAN
  • MAC-based VLAN
  • GVRP
  • Double VLAN
  • Voice VLAN

L3 Features
  • IPv4 Static Route
  • Routing Table Size: Up to 128 Static Routes
  • Floating Static Route
  • VRRP
  • Proxy ARP
  • RIP v1/v2

ACL (Access Control List)
  • ACL based on: Switch Port, MAC Address, 802.1p Priority Queues, VLAN, Ethertype, DSCP, IP Address, Protocol Type, TCP/UDP Port

LAN Security
  • RADIUS Authentication for Management Access
  • TACACS+ Authentication for Management Access
  • SSH v1/v2
  • SSL v3, TLS v1
  • Port Security: 20 MAC Addresses per Port, Trap Violation Notification
  • MAC Filtering
  • 802.1X Port-based Access Control and Guest VLAN
  • Denial of Service Protection
  • Dynamic ARP Inspection (DAI)
  • DHCP Snooping
  • Broadcast Storm Control in Granularity of 1% of link speed
  • Protected Port
  • DHCP Filtering

Management Methods
  • Web-based GUI
  • Switch Clustering
  • RADIUS Accounting
  • CLI
  • Telnet Server: Up to 5 Sessions
  • Telnet Client
  • TFTP Client
  • SNMP v1/2c/3
  • sFlow
  • Multiple Configuration Files
  • Dual Image Services
  • RMON v1: 4 Groups (Statistics, History, Alarms, Events)
  • BOOTP/DHCP Client
  • DHCP Server
  • DHCP Relay
  • SNTP
  • SYSLOG
  • Dual Images
  • Port Description

Managed AP
  • 10Base-T, 100Base-TX, & 1000Base-T

WLAN Management Capability
  • Up to 64 APs per Switch
  • Up to 256 APs per Cluster
  • Up to 2,048 Wireless Users (1,024 Tunneled Users, 2,048 Non-Tunneled Users)

Roaming
  • Fast Roaming1
  • Intra-Switch/Inter-Switch Roaming
  • Intra-Subnet/Inter-Subnet Roaming
  • AP-AP Tunnel

Access Control and Bandwith
  • Up to 32 SSID per AP (16 SSID per RF Frequency Band)
  • AP Load Balancing based on the number of users or utilization per AP

AP Management
  • AP Auto-Discovery
  • Remote AP Reboot
  • AP Monitoring: List Managed AP, Rogue AP, Authentication Failed AP
  • Client Monitoring: List Clients Associated with Each Managed AP
  • Ad-hoc Client Monitoring
  • AP Authentication Supporting Local Database and External RADIUS Server
  • Centralized RF/Security Policy Management
  • Visualized AP Management Tool (Supports up to 16 jpg files)
  • Unified AP Support (DWL-8600AP): Managed/Standalone

WLAN Security
  • Wireless Intrusion Detection & Prevention System (WIDS)
  • Rogue AP Mitigation
  • Rogue and Valid AP Classification based on MAC Address
  • WPA Personal/Enterprise
  • WPA2 Personal/Enterprise
  • 64/128-bit WEP Data Encryption
  • Wireless Station and AP Monitoring on RF Channel, MAC Address, SSID, Time
  • Captive Portal
  • MAC Authentication
  • Station Isolation
  • Encryption Type Support: WEP, WPA, Dynamic WEP, TKIP, AES-CCMP, EAP-TLS, EAP-TTLS, EAP-MD5 PEAP-GTC, PEAP-MS-CHAPv2, PEAP-TLS

EMI/EMC Certifications
  • FCC Class A, ICES-003, VCCI-003, VCCI, CE, C-Tick, EN 60601-1-2

Safety Compliance
  • UL/cUL, CB

Power
  • AC Input Power: 100 to 240 VAC, 50/60Hz Internal Universal Power Supply

Maximum Power Consumption
  • 525 Watts (with all PoE ports in operation)

Operating Temperature
  • 32o to 104oF (0o to 40oC)

Storage Temperature
  • 14o to 158oF (-10o to 70oC)

Operating Humidity
  • 10% to 90% non-condensing

Storage Humidity
  • 5% to 90% non-condensing

Dimensions (W x D x H)
  • 17.32in x 15.31in x 1.73in (440mm x 389mm x 44mm)
  • 19-inch Standard Equipment Rackmount Width, 1U Height

Weight
  • 13.23lbs (6kg)

MTBF
  • 185,540 Hours

Warranty
  • Limited Lifetime2


1 To demonstrate fast roaming in a PC, a wireless NIC (Network Interface Card) needs to support the fast roaming feature.
2 Limited Lifetime Warranty available only in the USA and Canada.

All references to speed are for comparison purposes only. Product specifications, size and shape are subject to change without notice, and actual product appearance may differ from that depicted herein.

Copyright © 2012 D-Link Corporation/D-Link Systems, Inc.

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