Dahua 28-Port Managed Gigabit Switch

Hardware

Included Power Adapter

Yes

PoE

Yes

Ethernet Port

24 × RJ-45 10/100/1000 Mbps

Optical Port

4 × SFP+ 1/10 Gbps

Ethernet Port Speed

10/100/1000 Mbps

Optical Port Uplink Speed

1/10 Gbps

Description of Function Slots

Port 1-24: 24 × RJ-45 10/100/1000 Mbps;

Port 21S-24S: 4 × SFP 100/1000 Mbps (Combo);

Port 25-28: 4 × SFP+ 1/10 Gbps

Management port

1 × Micro-USB port
1 × Console port

Power Supply

Built-in power supply: 100–240 VAC, 50/60 Hz, 8 A

Operating Temperature

–5 °C to +45 °C (+23 °F to +113 °F)

Operating Humidity

5%–95% (RH)

Storage Temperature

–40 °C to +70 °C (–40 °F to +158 °F)

Storage Humidity

5%–95% (RH)

Fanless Design

No

Power Consumption

Idling: 24 W

Full load: 451 W

Performance

Layer

L3

Management Type

Yes

MTBF

85.69 years

Switching Capacity

Box switching capacity: 336Gbps

Port switching capacity: 128Gbps

Packet Forwarding Rate

95.232 Mpps

Packet Buffer Size

12 Mbit

Jumbo Frame

10K Byte

MAC Table Size

16K

VLAN Number

4K

VLAN Interface

512

IPv4 Routes

1K

Dynamic ARP

1K

Communication Standard

IEEE 802.3; IEEE 802.3u; IEEE 802.3X; IEEE 802.3ab; IEEE 802.3z; IEEE 802.3ad; IEEE 802.3ae

PoE

PoE Protocol

IEEE 802.3af; IEEE 802.3at

PoE Power

Port 1-24 ≤ 30 W, total power ≤ 370 W

PoE Power Consumption Management

Power consumption management; power on and power off; power down for overload; green PoE

PoE Pin Assignment

1, 2 (V+), 3, 6 (V-)

Features

Ring Network Protocol

STP/RSTP/MSTP
PVST
RRPP
ERPS

Routing

Static routing
IPV6 policied routing
RIPv1/v2/ng
OSPFv2/v3
Policy based routing

VLAN Function

Port-based VLAN
MAC-based VLAN
Protocol-based VLAN
Subnet-based VLAN
QinQ, flexible QinQ
VLAN Mapping
Voice VLAN
MVRP

Link Aggregation

Static link aggregation
Dynamic link aggregation
Cross-device link aggregation
Gigabit Ethernet port aggregation
10 Gigabit Ethernet port aggregation

IEEE 802.3x Flow Control

Yes

Multicast

IGMP Snooping v1/v2/v3
PIM Snooping
Multicast VLAN
IGMP v1/v2/v3

Reliability

IRF; VRRP; DLDP; LLDP; VCT

ARP

ARP source suppression
Dynamic ARP source detection
ARP anti-attack
ARP detection
ARP rate limit

DHCP Function

DHCP Client
DHCP Snooping
DHCP Relay
DHCP Server
DHCP Snooping option 82
DHCP Relay option 82
DHCP Snooping Trust
DHCP Snooping entry backup

Security

Multi-level user management and password protection
802.1X
RADIUS
SSH 2.0
Port isolation
HWTACACS
IP/Port/MAC binding
IP Source Guard
HTTPS
Triple

QoS/ACL

802.1p/DSCP priority tag
Packet filtering
SP/WRR/SP+WRR queue scheduling
Port-based rate limit
Traffic-based redirection
Time range

IPv6

ICMPv6
Traceroute v6
Telnet v6
SSH2 v6
ND/ND snooping/ND proxy/ND detection
SAVI
IPv6 Portal
DNS Client for IPv6
SNMP for IPv6
RIPNG and OSPFv3
IPv6 policy routing
MLD Snooping v1/v2
VRRP V3
DHCPv6 snooping/DHCPv6 client/DHCPv6 relay/DHCPv6 server
IPv6 port binding

Equipment Management

Load update files and update using Xmodem/FTP/TFTP
Configure through CLI, Telnet, and Console port
SNMPv1/v2/v3
Web network management
RMON alarm, RMON event, and RMON history
System logs, multi-level alarms, and debug information
HGMPv2
NTP
Ping and Tracert
VCT
DLDP
Port loopback detection
Power supply, fan, and temperature alarms
BFD

General

Statics Protection

Air discharge: 8 kV
Contact discharge: 6 kV

Lighting Protection

Common mode: 1 kV
Differential mode: 0.5 kV

Net Weight

≤ 4.75 kg (10.46 lb)

Gross Weight

≤ 5.8 kg (12.78 lb)

Product Dimensions

440 mm × 260 mm × 43.6 mm
(17.32" × 10.24" × 1.72") (L × W × H)

Packaging Dimensions

556 mm × 430 mm × 156 mm
(21.89" × 16.93" × 6.14") (L × W × H)

Casing Material

Sheet metal

Installation

Desktop mount; rack mount

Certifications

CE; FCC