DGS-1250-28Xחדש

24 Ports 10/100/1000 Mbps + 4 Ports 10G SFP+ Smart Managed Switch
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מאפיינים כללים

 
Interfaces
• 24 x 10/100/1000BASE-T
• 4 x 10G SFP+ ports
 
LEDs
• Power
• Link/Activity/Speed (per port)
• Console
• Fan Error
 
Port Standards
• IEEE 802.3 10BASE-T Ethernet (twisted-pair copper)
• IEEE 802.3u 100BASE-TX Fast Ethernet (twisted-pair copper)
• IEEE 802.3u 100BASE-FX 100 Mbps over fiber optic
• IEEE 802.3ab 1000BASE-T Gigabit Ethernet (twisted-pair copper)
• IEEE 802.3z 1000BASE-X 1 Gbps over fiber optic
• IEEE 802.3az Energy-Efficient Ethernet (EEE)
• IEEE 802.3x Flow Control
• IEEE 802.3ae 10 Gigabit Ethernet
 
Network Cables
• UTP Cat. 5, Cat. 5e (100 m max.)
 
Duplex Mode
• Full/Half-duplex for 10/100 Mbps
• Full-duplex for 1000 Mbps
 
Media Interface Exchange
• Auto MDI/MDIX adjustment for all twisted-pair ports
 
Performance
Switching Capacity
• 128 Gbps
 
Transmission Method
• Store-and-forward
 
MAC Address Table
• 16K
 
Static MAC Addresses
• 256 entries
 
Maximum 64 Byte Packet Forwarding Rate
• 95.24 Mpps
 
Packet Buffer Memory
• 12 Mbits
 
CPU Memory
• 2G DDR3
 
Flash Memory
• 64 MB
 
Software
L2 Features
• IGMP Snooping
  • IGMP v1/v2/v3 Snooping
  • Supports 256 IGMP groups
  • Supports at least 64 static multicast addresses
  • IGMP per VLAN
  • Supports IGMP Snooping Querier
• Loopback Detection
• 802.3ad Link Aggregation:
  • Supports maximum 8 groups per per device and 8 ports per group
• LLDP
• LLDP-MED
• Jumbo Frame
  • Up to 12,000 bytes
• Spanning Tree Protocol
  • 802.1D STP
  • 802.1W RSTP
  • 802.1s MSTP
• Flow Control
  • 802.3x Flow Control
  • HOL Blocking Prevention
• Port Mirroring
  • One-to-One
  • Many-to-One
  • Supports Mirroring for Tx/Rx/Both
• Multicast Filtering
  • Forwards all registered groups
  • Filters all unregistered groups
• Configurable MDI/MDIX
  • MLD snooping v1/v2 awareness (256 groups)
 
VLAN
• 802.1Q
• VLAN Group
  • Max. 4094 static VLAN groups
• Configurable VID from 1 - 4094
• Asymmetric VLAN
• Auto Voice VLAN
  • Max. 10 user-defined OUI
  • Max. 8 default OUI
• Auto Surveillance VLAN
 
Quality of Service (QoS)
• 802.1p Quality of Service
• 8 queues per port
• Queue Handling
  • Strict
  • Weighted Round Robin (WRR)
• Bandwidth Control
  • Port-based (ingress/egress, min granularity 10/100/1000 is 16 Kbps)
• QoS based on:
  • 802.1p priority queues
  • DSCP
  • MAC address
  • EtherType
  • IP address
  • Protocol type
  • ToS
  • IP preference
  • IPv6 Traffic Class
  • TCP/UDP port
 
L3 Features
• IP interface
  • Supports 4 interfaces
• IPv6 Neighbor Discovery (ND)
• Static routing
  • 124 IPv4 static route entries
  • 50 IPv6 static route entries
 
Access Control List (ACL)
• Max. 50 access lists
• Max. 768 rules shared by IPv4 and MAC (384 rules shared by IPv6)
• Each rule can only be associated with a single port
• ACL based on
  • MAC address
    - 802.1p priority mask
    - VID mask
    - Source/destination MAC address mask
    - EtherType mask
  • IP address
    - Source/destination IP address mask
    - DSCP mask
    - Protocol type mask
    - TCP/UDP port number mask
  • IPv6 address
    - Source/destination IP address mask
    - DSCP mask
    - Protocol type mask
    - TCP/UDP port number mask
    - IPv6 traffic class mask
 
Security Features
• Broadcast/Multicast/Unicast Storm Control
• D-Link Safeguard Engine
• Traffic segmentation
• SSH v2
• TLS v.1.2
• DoS attack prevention
• 802.1X Port-based Access Control
• Port Security
  • Supports up to 64 MAC addresses per port
• ARP Spoofing Prevention
  • Max. 127 entries
• DHCP Server Screening
• IP-MAC-Port Binding (Smart Binding)
  • ARP Inspection
    - Max. 64 entries
  • IPv4 Inspection
    - Max. 127 entries
  • IPv6 Inspection
    - Max. 63 entries
  • DHCP Snooping
    - Max. 512 entries
 
AAA
• 802.1X Authentication
  • Supports local/RADIUS database
  • Supports port-based access control
  • Supports EAP, OTP, TLS, TTLS, PEAP
  • Max. 128 entries when using local database
• IPv6 RADIUS server
• Support MD5 authentication
 
OAM
• Cable diagnostics 
• Factory reset
 
Management
• Web-based GUI
• D-Link Network Assistant
• Compact CLI
• Full CLI*
• Telnet Server
• TFTP Client
• Configurable MDI/MDIX
• SNMP
  • Supports v1/v2c/v3
• SNMP Trap
• Backup/upgrade firmware
• Smart Wizard
• Upload/download configuration file
• BootP/DHCP Client
• System Log
  • Max. 500 log entries
• SNTP
• ICMP v6
• IPv4/v6 Dual Stack
• DHCP Auto Configuration
• Time setting
  • SNTP
• RMONv1
• Trusted host
• Dual image
• Dual configuration
 
Green V3.0 Technology
• Power Saving by:
  • Link Status
  • System hibernation
  • Port shut off
  • Cable length detection
 
MIBs
• RFC1212 Concise MIB Definitions
• RFC1213 MIBII
• RFC1215 MIB Traps Convention
• RFC1493 Bridge MIB
• RFC1157, RFC2573, RFC2575, RFC2576 SNMP MIB
• RFC1442, RFC1901, RFC1902, RFC1903, RFC1904, RFC1905,
• RFC1906, RFC1907, RFC1908, RFC2578, RFC3418 SNMPv2 MIB
• RFC271, RFC1757, RFC2819 RMON MIB
• RFC2021 RMONv2 MIB
• RFC1398, RFC1643, RFC1650, RFC2358, RFC2665 Ether-like MIB
• RFC2674 802.1p MIB
• Interface Group MIB
• RFC2618 RADIUS Authentication Client MIB
• RFC4022 MIB for TCP
• RFC4113 MIB for UDP
• RFC2389 MIB for Diffserv.
• RFC2620 RADIUS Accounting Client MIB
• Private MIB
• DDP MIB
• LLDP-MED MIB
 
RFC Standards
• RFC791 IP
• RFC768 UDP
• RFC793 TCP
• RFC792 ICMPv4
• RFC2463, RFC4443 ICMPv6
• RFC826 ARP
• RFC1321, RFC2284, RFC2865, RFC2716, RFC3580 Extensible
• Authentication Protocol (EAP)
• RFC2573 SNMP Applications
• RFC2461, RFC4861 Neighbor Discovery for IPv6
• RFC2462, RFC4862 IPv6 Stateless Address Auto-configuration (SLAAC)
• RFC2464 IPv6 over Ethernet and definition
• RFC4291 IPv6 Addressing Architecture
• RFC2893, RFC4213 IPv4/IPv6 dual stack function
 
Physical Parameters
Dimensions (L x W x H)
• 440 x 140 x 44 mm
 
Weight
• 1.75 kg
 
Power Input
• 100 to 240 V AC 50/60 Hz internal universal power supply
 
Maximum Power Consumption
• 30.6 W/100 V
• 29.6 W/240 V
 
Standby Power Consumption
• 8.7 W/100 V
• 9.3 W/240 V
 
Acoustics
• Max: 47.6 dB(A)
• Min: 33.2 dB(A)
 
Heat Dissipation
• 104.346 BTU/hr (100 V)
• 100.936 BTU/hr (240 V)
 
MTBF
• 743,482.45 hours
 
Temperature
• Operating: -5 to 50 °C
• Storage: -20 to 70  °C
 
Humidity
• Operating: 0% to 95% non-condensing
• Storage: 0% to 95% non-condensing
 
Safety
• CB, UL, BSMI, CCC
 
EMI
• CE Class A, VCCI Class A, FCC Class A, IC, BSMI
 
* First firmware release will support compact command line interface; phase 2 firmware release will support full command line interface. RJ-45 console port is included in all models of the DGS-1250 series.
 

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DGS-1250-28X  24 Ports 10/100/1000 Mbps + 4 Ports 10G SFP+ Smart Managed Switch

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DGS-1250-28X
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