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DGS-3630-28SC

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  • Mã sản phẩm: DGS-3630-28SC
  • Loại sản phẩm: D-Link Switch
  • Hãng sản xuất:  

Switch quang SFP Dlink 28-Port Layer 3 Stackable Managed Gigabit Switch including 4 10GbE Ports.  Stackable Fully Managed Switch
• 20 x Gigabit SFP ports
• 4 x Gigabit RJ45/SFP COMBO ports
• 4 x 10GbE SFP+ ports
• Advanced security features
• L2+ features out of the box; software upgradeable to full L3 routing solution (OSPF, BGP, VRF-Lite, L3 multicast, etc.)
 

Số lượng:

Technical Specifications

General

10/100/1000BASE-T Ports
• 20 (DGS-3630-28TC)
• 20 (DGS-3630-28PC)
• 44 (DGS-3630-52TC)
• 44 (DGS-3630-52PC)

Gigabit SFP Ports
• 20 (DGS-3630-28SC)

Combo Ports (10/100/1000BASE-T or SFP Ports)
• 4 (all models)

10 Gigabit SFP+ Ports
• 4 (all models)

Console Port
• RJ45 and Mini USB console ports for out-of-band CLI management

Management Port
• 10/100/1000BASE-T RJ45 Ethernet for out-of-band IP management

Alarm Port
• RJ45

USB Port
• USB 2.0 Type A

Optional Redundant Power Supply
• DPS-500A (DGS-3630-28TC, DGS-3630-28SC, DGS-3630-52TC)
• DPS-700 (DGS-3630-28PC, DGS-3630-52PC)

Performance

Switch Capacity
• 128 Gbps (DGS-3630-28TC)
• 128 Gbps (DGS-3630-28SC)
• 128 Gbps (DGS-3630-28PC)
• 176 Gbps (DGS-3630-52TC)
• 176 Gbps (DGS-3630-52PC)

Packet Forwarding Rate
• 95.24 Mpps (DGS-3630-28TC)
• 95.24 Mpps (DGS-3630-28SC)
• 95.24 Mpps (DGS-3630-28PC)
• 130.95 Mpps (DGS-3630-52TC)
• 130.95 Mpps (DGS-3630-52PC)

Packet Buffer
• 4 MBytes (DGS-3630-28TC)
• 4 MBytes (DGS-3630-28SC)
• 4 MBytes (DGS-3630-28PC)
• 4 MBytes (DGS-3630-52TC)
• 4 MBytes (DGS-3630-52PC)

MAC Address Table
• 68K entries3 (DGS-3630-28TC)
• 68K entries3 (DGS-3630-28SC)
• 68K entries3 (DGS-3630-28PC)
• 68K entries3 (DGS-3630-52TC)
• 68K entries3 (DGS-3630-52PC)

IPv4 Routing Table
• 16K entries (DGS-3630-28TC)
• 16K entries (DGS-3630-28SC)
• 16K entries (DGS-3630-28PC)
• 16K entries (DGS-3630-52TC)
• 16K entries (DGS-3630-52PC)

IPv6 Routing Table
• 7K entries (DGS-3630-28TC)
• 7K entries (DGS-3630-28SC)
• 7K entries (DGS-3630-28PC)
• 7K entries (DGS-3630-52TC)
• 7K entries (DGS-3630-52PC)

IPv4 Forwarding Table
• 32K entries3 (DGS-3630-28TC)
• 32K entries3 (DGS-3630-28SC)
• 32K entries3 (DGS-3630-28PC)
• 32K entries3 (DGS-3630-52TC)
• 32K entries3 (DGS-3630-52PC)

IPv6 Forwarding Table
• 16K entries3 (DGS-3630-28TC)
• 16K entries3 (DGS-3630-28SC)
• 16K entries3 (DGS-3630-28PC)
• 16K entries3 (DGS-3630-52TC)
• 16K entries3 (DGS-3630-52PC)

Jumbo Frame Size
• 12 KBytes (DGS-3630-28TC)
• 12 KBytes (DGS-3630-28SC)
• 12 KBytes (DGS-3630-28PC)
• 12 KBytes (DGS-3630-52TC)
• 12 KBytes (DGS-3630-52PC)

Power over Ethernet

PoE Standards
• 802.3af/at (DGS-3630-28PC and DGS-3630-52PC only)

PoE Enabled Ports
• Ports 1 - 24 (DGS-3630-28PC)
• Ports 1 - 48 (DGS-3630-52PC)

PoE Power Budget
• 370 W; 740 W with DPS-700 (DGS-3630-28PC and DGS-3630-52PC only)

Physical and Environmental

MTBF
• 300,190 hours (DGS-3630-28TC)
• 280,612 hours (DGS-3630-28SC)
• 259,223 hours (DGS-3630-28PC)
• 263,936 hours (DGS-3630-52TC)
• 199,930 hours (DGS-3630-52PC)

Acoustics
• 52.7 dB(A) (DGS-3630-28TC)
• 56 dB(A) (DGS-3630-28SC)
• 48.2 dB(A) (DGS-3630-28PC)
• 53.9 dB(A) (DGS-3630-52TC)
• 51.9 dB(A) (DGS-3630-52PC)

Heat Dissipation
• 145 BTU/hr (DGS-3630-28TC)
• 217 BTU/hr (DGS-3630-28SC)
• 1600 BTU/hr (DGS-3630-28PC)
• 212 BTU/hr (DGS-3630-52TC)
• 1654 BTU/hr (DGS-3630-52PC)

Power Input
• 100 to 240 VAC, 50/60 Hz (all models)

Max Power Consumption
• 42.4 W (DGS-3630-28TC)
• 63.6 W (DGS-3630-28SC)
• PoE off: 44.3 W; PoE on: 469.3 W (DGS-3630-28PC)
• 62.0 W (DGS-3630-52TC)
• PoE off: 54.1 W; PoE on: 485 W (DGS-3630-52PC)

Standby Power Consumption
• 28.1 W (DGS-3630-28TC)
• 30.1 W (DGS-3630-28SC)
• 34.6 W (DGS-3630-28PC)
• 36.0 W (DGS-3630-52TC)
• 44.6 W (DGS-3630-52PC)

Dimensions
• 17.4 x 10.2 x 1.73 inches (441 x 260 x 44 mm)(DGS-3630-28TC)
• 17.4 x 10.2 x 1.73 inches (441 x 260 x 44 mm)(DGS-3630-28SC)
• 17.4 x 15.0 x 1.73 inches (441 x 380 x 44 mm)(DGS-3630-28PC)
• 17.4 x 10.2 x 1.73 inches (441 x 260 x 44 mm)(DGS-3630-52TC)
• 17.4 x 15.0 x 1.73 inches (441 x 380 x 44 mm)(DGS-3630-52PC)

Weight
• 8.25 lbs (3.74 kg) (DGS-3630-28TC)
• 8.36 lbs (3.79 kg) (DGS-3630-28SC)
• 12.96 lbs (5.88 kg) (DGS-3630-28PC)
• 8.91 lbs (4.04kg) (DGS-3630-52TC)
• 13.89 lbs (6.30kg) (DGS-3630-52PC)

Ventilation
• 2 Smart Fans2 (DGS-3630-28TC)
• 2 Smart Fans2 (DGS-3630-28SC)
• 4 Smart Fans2 (DGS-3630-28PC)
• 2 Smart Fans2 (DGS-3630-52TC)
• 4 Smart Fans2 (DGS-3630-52PC)

Operating Temperature
• 23°F to 122°F (-5°C to 50°C)

Storage Temperature
• -40°F to 158°F (-40°C to 70°C)

Operating Humidity
• 10% to 95% RH

Storage Humidity
• 5% to 95% RH

Surge Protections
• 6 kV surge protection on all Ethernet access ports

Safety Certifications
• cUL, CB, CE, CCC, BSMI

EMI/EMC
• CE, FCC Class A, C-Tick, VCCI, BSMI, CCC

IPv6 Ready Certification
• IPv6 Ready Logo Phase 2

Software Features

Standard Image (SI)

Stackability
• Physical stacking
   • Up to 80G stacking bandwidth
   • Up to 9 switches in a stack
   • Ring/chain topology support
• Virtual Stacking/clustering of up to 32 units
   • Supports D-Link single IP Management
   • Up to 20 Gbps stacking bandwidth

L2 Features
• MAC Address Table : up to 68K entries3
• Flow Control
   • 802.3x Flow Control when using Full Duplex
   • HOL Blocking Prevention
• Spanning Tree Protocol
   • 802.1D STP
   • 802.1w RSTP
   • 802.1s MSTP
   • Root Guard
   • Loop Guard
• Jumbo Frame: up to 12 KBytes
• 802.1AX Link Aggregation
   • Max. 32 groups per device, 8 ports per group
• ERPS (Ethernet Ring Protection Switching) version 2
• Port Mirroring
   • Supports One-to-One, Many-to-One
   • Supports Mirroring for Tx/Rx/Both
   • Supports 4 mirroring groups
• Flow Mirroring
   • Supports Mirroring for Rx
• VLAN Mirroring
• RSPAN
• L2 Protocol Tunneling

VLAN
• 802.1Q
• 802.1v Protocol-based VLAN
• Double VLAN (Q-in-Q)
   • Port-based Q-in-Q
   • Selective Q-in-Q
• Port-based VLAN
• MAC-based VLAN
• Subnet-based VLAN
• Private VLAN
• VLAN Group
   • Max. 4K VLAN groups
   • Max. 4094 VIDs
• Multicast VLAN (ISM VLAN for IPv4/IPv6)
• Voice VLAN
• Auto Surveillance VLAN
• VLAN Trunking
• GVRP: Up to 4K dynamic VLANs
• Asymmetric VLAN

L2 Multicast
• MLD Snooping
   • MLD v1/v2 Snooping
   • Supports up to 4K MLD groups3
   • Host-based MLD Snooping Fast Leave
   • Supports 64 static MLD groups
   • MLD Snooping Querier
   • Per VLAN MLD Snooping
   • MLD Proxy Reporting
• IGMP Snooping
   • IGMP v1/v2/v3
   • Supports up to 8K IGMP groups3
   • Supports 64 static IGMP groups
   • Per VLAN IGMP Snooping
   • IGMP Snooping Querier
   • Host-based IGMP Snooping Fast Leave
• PIM Snooping

L3 Features
• IPv4 ARP/IPv6 ND: support up to 32K/16K3
   • 512 Static ARP
• Gratuitous ARP
• IP Interface
   • Supports 256 interfaces
• Loopback Interface
• Proxy ARP
   • Support local ARP proxy
• IPv6 Tunneling
   • Static
   • ISATAP
   • GRE
   • 6to4
• VRRP v2/v3
• IP Helper

L3 Routing
• Supports 16K hardware routing entries shared by IPv4/IPv6
   • 1 entry consumed by each IPv4 route
   • 2 entries consumed by each IPv6 route
• Supports up to 32K hardware L3 forwarding entries shared by IPv4/IPv63
   • 1 entry consumed by each IPv4 route
   • 2 entries consumed by each IPv6 route
• Static Route
   • Max. 512 IPv4 entries
   • Max. 256 IPv6 entries
• IPv4/IPv6 Default Route
• PBR (Policy-based Route)
• Null Route
• Route Preference
• Route Redistribution
• Graceful Restart (GR) Helper
• BFD (Bidirectional Forwarding Detection)
   • IPv4/v6 Static Route
   • RIP
   • VRRP
• RIPv1/v2/ng

L3 Multicast
• IGMP/MLD Filtering

QoS (Quality of Service)
• 802.1p
• 8 queues per port
• Queue Handling
   • Strict Priority (SP)
   • Weighted Round Robin (WRR)
   • Strict + WRR
   • Weighted Deficit Round Robin (WDRR)
• Congestion Control
   • Weighted Random Early Detection (WRED)
• 802.1Qbb Priority-based Flow Control (PFC) for 10 GbE port
• Bandwidth Control
   • Port-based (Ingress/Egress, min. granularity 8 Kb/s)
   • Flow-based (Ingress/Egress, min. granularity 8 Kb/s)
   • Per queue bandwidth control (min. granularity 8 Kb/s)
• Policy Map
   • Remark 802.1p priority
   • Remark IP precedence/DSCP
   • Time based QoS
• CoS based on:
   • Switch Port
   • Inner/ outer 802.1p Priority
   • Inner/ outer VID
   • MAC address
   • Ether Type
   • IP address
   • ToS/IP Preference
   • DSCP
   • Protocol Type
   • TCP/UDP port
   • IPv6 Traffic Class
   • IPv6 Flow Label
• Three Color Marker
   • trTCM
   • srTCM

ACL (Access Control List)
• ACL based on:
   • 802.1p priority
   • VID
   • MAC address
   • EtherType
   • LLC
   • VLAN
   • IP address
   • IP preference/ToS
   • DSCP mask
   • Protocol type
   • TCP/UDP port number
   • IPv6 Traffic Class
   • IPv6 Flow Label
• Max. ACL entries:
   • Ingress (hardware entries): 4K
   • Egress (hardware entries): 1K
   • VLAN Access Map Numbers: 3K
• Time-based ACL

Green
• Energy Effeciency Ethernet (EEE)
• Power Saving By Link Status
• Power Saving By Cable Length
• Power Saving By LED Shut-Off
• Power Saving By Port Shut-Off
• Power Saving By System Hibernation

Security Features
• Port Security
   • Supports up to 12K MAC addresses per port/VLAN/system
• Broadcast/Multicast/Unicast Storm Control
• D-Link Safeguard Engine
• DHCP Server Screening
• Dynamic ARP Inspection
• IP Source Guard
• DHCP Snooping
• IPv6 Snooping
• Dynamic ARP Inspection (DAI)
• DHCPv6 Guard
• IPv6 Route Advertisement (RA) Guard
• IPv6 ND Inspection
• Duplicate Address Detection (DAD)
• ARP Spoofing Prevention
   • Max. 64 entries
• L3 Control Packet Filtering
• Unicast Reverse Path Forwarding (URPF)
• Traffic Segmentation
• SSL
   • Supports TLS 1.0/1.1/1.25
   • Supports IPv4/IPv6 access
• SSH
• Supports SSH v2
• Supports IPv4/IPv6 access
• BPDU Attack Prevention
• DOS Attack Prevention
• NetBIOS/NetBEUI filtering

AAA
• 802.1X Authentication
   • Supports Port/Host-based access control
   • Identity-driven Policy Assignment
   • Dynamic VLAN Assignment
   • Bandwidth Control Assignment
   • ACL Assignment
• Web-based Access Control (WAC)
   • Supports Port/Host-based access control
   • Identity-driven Policy Assignment
   • Dynamic VLAN Assignment
   • Bandwidth Control Assignment
   • ACL Assignment
   • Support IPv4/IPv6 access
   • Support HTTPS
• Compound Authentication
• MAC-based Access Control (MAC)
   • Supports Port/Host-based access control
   • Identity-driven Policy Assignment
   • Dynamic VLAN Assignment
   • Bandwidth Control Assignment
   • ACL Assignment
• Guest VLAN
• Microsoft® NAP
   • Support 802.1X NAP
   • Support DHCP NAP
• Privilege Level for Management Access
• RAIDUS and TACACS+ Authentication
• Authentication Database Failover
• RADIUS/TACACS+ Accounting

OAM (Operations, Administration and Maintenance)
• Cable Diagnostics
• 802.3ah Ethernet Link OAM
• D-Link Unidirectional Link Detection (DULD)
• Dying gasp
• 802.1ag Connectivity Fault Management (CFM)
• Y.1731 OAM
• Optical Transceiver Digital Diagnostic Monitoring (DDM)

Management
• NTPv3/v4
• Precision Time Protocol (PTP)
• Web-based GUI
   • Support IPv4/IPv6 access
   • Support SSL (HTTPS)
• Command Line Interface (CLI)
• Telnet Server for IPv4/IPv6 access
• Telnet Client for IPv4/IPv6
• SNMP
   • Support v1/v2c/v3
   • Support IPv4/IPv6 access
• SNMP Trap
• TFTP Client for IPv4/IPv6
• FTP Client for IPv4/IPv6
• IPv4 SFTP Server
• RCP
• System Log for IPv4/IPv6 Syslog Server
• SMTP
• RMONv1
   • Supports 1,2,3,9 groups
• RMONv2
   • Supports ProbeConfig group
• Command Logging
• LLDP/LLDP-MED
• D-Link Discover Protocol (DDP)
• DHCP Client option 12
• DHCP Auto-configuration
• DHCP Auto-image
• DHCP Relay option 60/61/62/18/37/125
• DHCP/DHCPv6 Local Relay
• DHCP Server
   • Support IPv4/IPv6 address assignment
• DHCPv6 Prefix Delegation (PD)
• Multiple Images/ Multiple Configurations
• DNS Relay for IPv4/IPv6
• DNS Client for IPv4/IPv6
• Debug Command
• Password Recovery/ Encryption
• Ping/ Traceroute for IPv4/IPv6
• Microsoft® Network Load Balancing (NLB)
• Switch Resource Management (SRM)
• sFlow
• D-Link License Management System (DLMS)

Enhanced Image (EI) (includes all SI features plus the following)

VLAN
• Super VLAN

L3 Routing
• BGP
   • BGPv4/v4+
   • 4bytes AS
   • Text/MD5 for BGPv4
• VRF-Lite
   • IPv4 Static Route
   • RIPv1/v2
   • OSPFv2
   • BGPv4
• Bidirectional Forwarding Detection (BFD) for OSPF
   • OSPF
   • OSPF v2/v3
   • OSPF passive interface
   • Stub/NSSA area
   • OSPF equal cost route
   • Text/MD5 for OSPFv2

L3 Multicast
• IGMPv1/v2/v3
• MLDv1/v2
• IGMP/MLD Proxy
• DVMRPv3
• PIM-DM/SM/SSM/SDM
• SSM Mapping for IPv4/IPv6
• Multicast Source Discovery Protocol (MSDP)

MIB/IETF Standards
• RFC1065, RFC1066, RFC1155, RFC1156, RFC2578 MIB Structure
• RFC1212 Concise MIB Definitions
• RFC1213 MIBII
• RFC1215 MIB Traps Convention
• RFC1493, RFC4188 Bridge MIB
• RFC1157, RFC2571, RFC2572, RFC2573, RFC2574, RFC2575, RFC2576 SNMP MIB
• RFC1442, RFC1901, RFC1902, RFC1903, RFC1904, RFC1905, RFC1906, RFC1907, RFC1908, RFC2578, RFC3418, RFC3636 SNMPv2 MIB
• RFC271, RFC1757, RFC2819 RMON MIB
• RFC2021 RMONv2 MIB
• RFC1398, RFC1643, RFC1650, RFC2358, RFC2665, RFC3635 Ether-like MIB
• RFC2668 802.3 MAU MIB
• RFC2674, RFC4363 802.1p MIB
• Interface Group MIB
• RFC2618 RADIUS Authentication Client MIB
• RFC4022 MIB for TCP
• RFC4113 MIB for UDP
• RFC2620 RADIUS Accounting Client MIB
• RFC2925 Ping & TRACEROUTE MIB
• TFTP uploads and downloads (D-Link MIB)
• Trap MIB (D-Link MIB)
• RFC4293 IPv6 MIB
• RFC4293 ICMPv6 MIB
• Entity MIB
• RIPv2 MIB
• OSPF MIB
• IPv4 Multicast Routing MIB
• PIM MIB for IPv4
• IP Forwarding Table MIB
• RFC4884 Extended ICMP to support Multi-Part Messages5
• RFC4293 IPv6 SNMP Mgmt Interface MIB
• DDM MIB (D-Link MIB)
• Private MIB
• MIB for D-Link Zone Defense
• DDP MIB
• LLDP-MED MIB
• RFC791 IP
• RFC768 UDP
• RFC793 TCP
• RFC792 ICMPv4
• RFC2463, RFC4443 ICMPv6
• RFC826 ARP
• RFC1338, RFC1519 CIDR
• RFC2474, RFC3168, RFC3260 Definition of the DS Field in the IPv4 and IPv6 Headers
• RFC1321, RFC2284, RFC2865, RFC2716, RFC1759, RFC3580, RFC3748 Extensible Authentication Protocol (EAP)
• RFC2571 SNMP Framework
• RFC2572 SNMP Message Processing and Dispatching
• RFC2573 SNMP Applications
• RFC2574 User-based Security Model for SNMPv3
• RFC1981 Path MTU Discovery for IPv6
• RFC2460 IPv6
• RFC2461, RFC4861 Neighbor Discovery for IPv6
• RFC2462, RFC4862 IPv6 Stateless Address Autoconfiguration
• RFC2464 IPv6 over Ethernet and definition
• RFC2767 Dual Stack Hosts using the ‘Bump-In-the-Stack’ Technology
• RFC3513, RFC4291 IPv6 Addressing Architecture
• RFC2893, RFC4213 IPv4/IPv6 dual stack function
• RFC3484 Default Address Selection for Internet Protocol version 6

Ordering Information

DGS-3630-28TC/SI
• 20x10/100/1000BASE-T ports + 4xCombo 10/100/1000BASE-T/SFP ports + 4x10 GbE SFP+ ports L3
Stackable Managed Switch with Standard Image 4

DGS-3630-28SC/SI
• 20xSFP ports + 4xCombo 10/100/1000BASE-T/SFP ports + 4x10 GbE SFP+ ports L3 Stackable
Managed Switch with Standard Image 4

DGS-3630-28PC/SI
• 20x10/100/1000BASE-T PoE ports + 4xPoE Combo 10/100/1000BASE-T/SFP ports + 4x10 GbE SFP+
ports L3 Stackable Managed Switch with Standard Image 4

DGS-3630-52TC/SI
• 44x10/100/1000BASE-T ports + 4xCombo 10/100/1000BASE-T/SFP ports + 4x10 GbE SFP+ ports L3
Stackable Managed Switch with Standard Image 4

DGS-3630-52PC/SI
• 44x10/100/1000BASE-T PoE ports + 4xPoE Combo 10/100/1000BASE-T/SFP ports + 4x10 GbE SFP+
ports L3 Stackable Managed Switch with Standard Image 4

Warranty
• Lifetime6

Optional License Upgrades

DGS-3630-28TC-SE-LIC 
• DGS-3630-28TC Standard Image to Enhanced Image Upgrade License
DGS-3630-28SC-SE-LIC 
• DGS-3630-28SC Standard Image to Enhanced Image Upgrade License
DGS-3630-28PC-SE-LIC 
• DGS-3630-28PC Standard Image to Enhanced Image Upgrade License
DGS-3630-52TC-SE-LIC 
• DGS-3630-52TC Standard Image to Enhanced Image Upgrade License
DGS-3630-52PC-SE-LIC 
• DGS-3630-52PC Standard Image to Enhanced Image Upgrade License

Optional 10 Gbps SFP+ Optical Transceivers

DEM-431XT-DD 
• 10GBASE-SR Transceiver, multimode, DDM, 80/300M
DEM-432XT-DD 
• 10GBASE-LR Transceiver, single-mode DDM, 10KM

Optional 1 Gbps SFP Optical Transceivers

DGS-712 
• 1000BASE-T SFP Transceiver
DEM-310GT 
• 1000BASE-LX SFP Transceiver, 10KM
DEM-311GT 
• 1000BASE-SX SFP Transceiver, up to 550M

Optional 10 Gbps Direct Attach Copper (DAC) Cables

DEM-CB100S 
• 1M (40”) 10G Direct Attach Cable for Data/Stacking
DEM-CB300S 
• 3M (118”) 10G Direct Attach Cable for Data/Stacking

Optional Redundant Power Supplies

DPS-500A 
• Redundant Power Supply Unit, 140 Watt RPSU
DPS-700 
• Redundant Power Supply Unit, 589 Watt RPSU

Optional Management Software

• DV-700 D-View 7 Network Management System
• DV-700-N25-LIC D-View 7 NMS - 25 Node License Upgrade
• DV-700-N50-LIC D-View 7 NMS - 50 Node License Upgrade
• DV-700-N100-LIC D-View 7 NMS - 100 Node License Upgrade
• DV-700-N250-LIC D-View 7 NMS - 250 Node License Upgrade
• DV-700-N500-LIC D-View 7 NMS - 500 Node License Upgrade
• DV-700-N1000-LIC D-View 7 NMS - 1000 Node License Upgrade
• DV-700-P5-LIC D-View 7 NMS - 5 Probe License Upgrade
• DV-700-P25-LIC D-View 7 NMS - 25 Probe License Upgrade

 


1 Only DGS-3630 Series switches with the same image version can be physically stacked. For example, a DGS-3630 Series switch running the Standard Image can only be stacked with another DGS-3630 Series switch running the Standard Image.
2 For non-PoE models, by default, the fan speed is low. When the temperature inside the chassis exceeds 36 °C (97 °F), the fans switch to high speed until the temperature drops below 33 °C (91 °F). For PoE models, by default, the fan speed is low. When the temperature inside the chassis exceeds 37 °C (98 °F), the fans switch to high speed. When the temperature in the chassis reaches between 22 °C to 27 °C (71 °F to 80 °F), the fans switch to medium speed. When the temperature inside the chassis drops below 22 °C (71 °F), the fans switch to low speed.
3 Based on maximum value of Switch Resource Management (SRM).
4 Stacking cables and USB flash card not included.
5 Supported in firmware revision R2.0.
6 Lifetime Warranty available in U.S.A. only. Lifetime Warranty void when not purchased from Authorized US D-Link Reseller. Please visit us.dlink.com for list of Authorized US Resellers.

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Thông tin về tường lửa stateful là gì? Tường lửa stateful hoạt động như thế nào có chức năng gì trong mạng máy tính? Sự khác biệt giữa Stateful và stateless.

Mạng man-e và các ưu nhược điểm mà bạn nên biết khi lắp đặt

Mạng man-e là gì và có những ưu nhược điểm thế nào khi lắp đặt? Vì sao nên sử dụng mạng man-e? Ứng dụng của mạng man-e đối với nhu cầu truy cập internet hiện nay.

Hướng dẫn điều chỉnh băng thông qua QoS cho doanh nghiệp

QoS là gì? Cách điều chỉnh băng thông qua QoS? Vai trò của QoS như thế nào trong hệ thống mạng hiện nay trong thời buổi lĩnh vực này đang phát triển vượt bậc?

Cisco DNA là gì và các lợi ích mà kiến trúc kỹ thuật số mang lại

Kiến trúc kỹ thuật số DNA- kỷ nguyên mạng hoàn toàn mới trong thời đại công nghệ. Tìm hiểu về Cisco DNA và các lợi ích của nó trong xã hội 4.0 hiện nay.

Switch layer 3 là gì và chức năng của loại chuyển đổi mạng này

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Hướng dẫn thiết lập cấu hình bộ chuyển đổi cisco switch catalyst

Thiết bị chuyển mạch cisco switch catalyst 2960. Đem đến đường truyền wifi ổn định cho các doanh nghiệp. Cách cấu hình bộ chuyển đổi cisco switch catalyst.

5 lỗi thường gặp khi sử dụng bộ lưu điện UPS APC hiện nay

Bộ lưu điện đem đến nhiều tiện ích cuộc sống cho các hộ gia đình, doanh nghiệp, công ty. Tìm hiểu về lỗi khởi động ở bộ lưu điện, cách khắc phục những lỗi cơ bản đó.

Cisco IOS XE là gì? Những tính năng nổi bật trên nền tảng này

Cisco IOS XE là gì? Hệ điều hành Cisco IOS XE có phải là lựa chọn tốt cho các doanh nghiệp hiện nay? Tìm hiểu về tính năng nổi bật trên nền tảng này.
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