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D-Link DGS 1250 28XMP PoE Switch
Teknik Özellikler
| Interfaces |
| • 24 x 10/100/1000BASE-T PoE |
| • 4 x 10G SFP+ ports |
| LEDs |
| • Power |
| • Link/Activity/Speed (per port) |
| • PoE OK/PoE Fail (per PoE port) |
| • Console |
| • Fan Error |
| • PWR Max |
| 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 |
| PoE Standard |
| • IEEE 802.3af/at |
| PoE Capable Ports |
| • 24 |
| PoE Power Budget |
| • 370 W |
| • 30 W per port |
| 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 |
| • Time-based PoE: PoE ports can be turned on/off by port or system through schedule |
| • 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 |
| • PoE 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 250 x 44 mm |
| Weight |
| • 3.46 kg |
| Power Input |
| • 100 to 240 V AC 50/60 Hz internal universal power supply |
| Maximum Power Consumption |
| • PoE On: |
| • 455.1 W/100 V |
| • 431.5 W/240 V |
| • PoE Off: |
| • 38.6 W/100 V |
| • 39.1 W/240 V |
| Standby Power Consumption |
| • 18.5 W/100 V |
| • 19 W/240 V |
| Acoustics |
| • Max: 50.8 dB(A) |
| • Min: 42.0 dB(A) |
| Heat Dissipation |
| • PoE On: |
| • 1551.891 BTU/hr (100 V) |
| • 1471.415 BTU/hr (240 V |
| • PoE Off: |
| • 131.626 BTU/hr (100 V) |
| • 133.331 BTU/hr (240 V) |
| MTBF |
| • 463,430.16 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. |
Teknik Kısa
PoE : PoE
Port Hızı : 100 Mbps
Yönetilebilirlik : Yönetilebilir
Aktarım Port Sayısı : 4
Aktarım Türü : Gbit Fiber
PoE Port Sayısı : 
24 Port
24 Port 
