مقارنة نماذج منتجات SG220

SG220-50P

SG220-50

SG220-26P

SG220-26

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General
Device typeSwitch - 50 portsSwitch - 50 portsSwitch - 26 portsSwitch - 26 ports
Enclosure typeDesktop, rack-mountable - 1UDesktop, rack-mountable - 1UDesktop, rack-mountable - 1UDesktop, rack-mountable - 1U
Ports48 x 10/100/1000 + 2 x combo Gigabit SFP48 x 10/100/1000 + 2 x combo Gigabit SFP24 x 10/100/1000 + 2 x combo Gigabit SFP24 x 10/100/1000 + 2 x combo Gigabit SFP
Power over Ethernet (PoE)PoE and PoE+N/APoE and PoE+N/A
PerformanceSwitching capacity: 74.41 Mpps ¦ Forwarding performance (64-byte packet size): 100 GbpsSwitching capacity: 74.41 Mpps ¦ Forwarding performance (64-byte packet size): 100 GbpsSwitching capacity: 38.69 Mpps ¦ Forwarding performance (64-byte packet size): 52 GbpsSwitching capacity: 38.69 Mpps ¦ Forwarding performance (64-byte packet size): 52 Gbps
MAC address table size8192 entries8192 entries8192 entries8192 entries
Capacity256 active VLANs256 active VLANs256 active VLANs256 active VLANs
Remote management protocolSNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, SSH, CLISNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, SSH, CLISNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, SSH, CLISNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, SSH, CLI
Jumbo frame support9 KB9 KB9 KB9 KB
Authentication methodSecure Shell (SSH), RADIUS, TACACS+Secure Shell (SSH), RADIUS, TACACS+Secure Shell (SSH), RADIUS, TACACS+Secure Shell (SSH), RADIUS, TACACS+
FeaturesLayer 2 switching, DHCP support, BOOTP support, VLAN support, IGMP snooping, IGMP Querier, Syslog support, DoS attack prevention, port mirroring, DiffServ support, Weighted Round Robin (WRR) queuing, Broadcast Storm Control, Multicast Storm Control, Unicast Storm Control, IPv6 support, SNTP support, STP support, RSTP, MSTP, TFTP support, HTTPS, QoS, acces control list, QinQ VLAN, guest VLAN, auto voice VLAN, GVRP/GARP, BPDU Guard, SSH, SSL, Jumbo Frames support, MLD snooping, SNMP, RMON, SNTP, Cisco Discovery ProtocolLayer 2 switching, DHCP support, BOOTP support, VLAN support, IGMP snooping, IGMP Querier, Syslog support, DoS attack prevention, port mirroring, DiffServ support, Weighted Round Robin (WRR) queuing, Broadcast Storm Control, Multicast Storm Control, Unicast Storm Control, IPv6 support, SNTP support, STP support, RSTP, MSTP, TFTP support, HTTPS, QoS, Acces Control List, QinQ VLAN, Guest VLAN, Auto Voice VLAN, GVRP/GARP, BPDU Guard, SSH, SSL, Jumbo Frames support, MLD snooping, SNMP, RMON, SNTP, Cisco Discovery ProtocolLayer 2 switching, DHCP support, BOOTP support, VLAN support, IGMP snooping, IGMP Querier, Syslog support, DoS attack prevention, port mirroring, DiffServ support, Weighted Round Robin (WRR) queuing, Broadcast Storm Control, Multicast Storm Control, Unicast Storm Control, IPv6 support, SNTP support, STP support, RSTP, MSTP, TFTP support, HTTPS, QoS, acces control list, QinQ VLAN, guest VLAN, auto voice VLAN, GVRP/GARP, BPDU Guard, SSH, SSL, Jumbo Frames support, MLD snooping, SNMP, RMON, SNTP, Cisco Discovery ProtocolLayer 2 switching, DHCP support, BOOTP support, VLAN support, IGMP snooping, IGMP Querier, Syslog support, DoS attack prevention, port mirroring, DiffServ support, Weighted Round Robin (WRR) queuing, Broadcast Storm Control, Multicast Storm Control, Unicast Storm Control, IPv6 support, SNTP support, STP support, RSTP, MSTP, TFTP support, HTTPS, QoS, acces control list, QinQ VLAN, guest VLAN, auto voice VLAN, GVRP/GARP, BPDU Guard, SSH, SSL, Jumbo Frames support, MLD snooping, SNMP, RMON, SNTP, Cisco Discovery Protocol
Compliant standardsIEEE 802.3, 802.3u, 802.3z, 802.3az Energy Efficient Ethernet, 802.1D, 802.1Q, 802.3ab, 802.1p, 802.3x, 802.3ad (LACP), 802.1x, 802.1w RSTP, IEEE 802.1s MSTP, 802.3af PoE, 802.3at PoEIEEE 802.3, 802.3u, 802.3z, 802.3az Energy Efficient Ethernet, 802.1D, 802.1Q, 802.3ab, 802.1p, 802.3x, 802.3ad (LACP), 802.1x, 802.1w RSTP, IEEE 802.1s MSTPIEEE 802.3, 802.3u, 802.3z, 802.3az Energy Efficient Ethernet, 802.1D, 802.1Q, 802.3ab, 802.1p, 802.3x, 802.3ad (LACP), 802.1x, 802.1w RSTP, IEEE 802.1s MSTP, 802.3af PoE, 802.3at PoEIEEE 802.3, 802.3u, 802.3z, 802.3az Energy Efficient Ethernet, 802.1D, 802.1Q, 802.3ab, 802.1p, 802.3x, 802.3ad (LACP), 802.1x, 802.1w RSTP, IEEE 802.1s MSTP
RAM128 MB128 MB128 MB128 MB
Flash memory32 MB32 MB32 MB32 MB
Status indicatorsLink activity, port transmission speed, system, PoELink activity, port transmission speed, systemLink activity, port transmission speed, system, PoELink activity, port transmission speed, system
Expansion and Connectivity
Interfaces50 x 10BASE-T/100BASE-TX/1000BASE-T - RJ-45 ¦ 2 x SFP (mini-GBIC)50 x 10BASE-T/100BASE-TX/1000BASE-T - RJ-45 ¦ 2 x SFP (mini-GBIC)26 x 10BASE-T/100BASE-TX/1000BASE-T - RJ-45 ¦ 2 x SFP (mini-GBIC)26 x 10BASE-T/100BASE-TX/1000BASE-T - RJ-45 ¦ 2 x SFP (mini-GBIC)
Power
Power devicePower supply - internalPower supply - internalPower supply - internalPower supply - internal
Voltage required100-240 V, 50-60 Hz, Internal100-240 V, 50-60 Hz, Internal100-240 V, 50-60 Hz, Internal100-240 V, 50-60 Hz, Internal
Miscellaneous
Width17.3 in (440 mm)17.3 in (440 mm)17.3 in (440 mm)17.3 in (440 mm)
Depth13.8 in (350 mm)7.9 in (201 mm)9.9 in (250 mm)7.9 in (201 mm)
Height1.7 in (44 mm)1.7 in (44 mm)1.7 in (44 mm)1.7 in (44 mm)
Weight11.64 lb (5.28 kg)7.28 lb (3.3 kg)8.16 lb (3.7 kg)6.19 lb (2.81 kg)
Rack mounting kitIncludedIncludedIncludedIncluded
Compliant standardsUL 60950, FCC Part 15 A, CSA 22.2UL 60950, FCC Part 15 A, CSA 22.2UL 60950, FCC Part 15 A, CSA 22.2UL 60950, FCC Part 15 A, CSA 22.2
LocalizationEnglish, Chinese (simplified)English, Chinese (simplified)English, Chinese (simplified)English, Chinese (simplified)
Manufacturer Warranty
Service and supportLimited lifetime warrantyLimited lifetime warrantyLimited lifetime warrantyLimited lifetime warranty
Service and support detailsLimited warranty - lifetime ¦ Technical support - web support for 1 year ¦ Technical support - phone consulting for 1 yearLimited warranty - lifetime ¦ Technical support - web support for 1 year ¦ Technical support - phone consulting for 1 yearLimited warranty - lifetime ¦ Technical support - web support for 1 year ¦ Technical support - phone consulting for 1 yearLimited warranty - lifetime ¦ Technical support - web support for 1 year ¦ Technical support - phone consulting for 1 year
Environmental Parameters
Minimum operating temperature32°F (0°C)32°F (0°C)32°F (0°C)32°F (0°C)
Maximum operating temperature122°F (50°C)122°F (50°C)122°F (50°C)122°F (50°C)
Humidity range operating10% to 90% (relative, non-condensing)10% to 90% (relative, non-condensing)10% to 90% (relative, non-condensing)10% to 90% (relative, non-condensing)
Minimum storage temperature-4°F (-20°C)-4°F (-20°C)-4°F (-20°C)-4°F (-20°C)
Maximum storage temperature158°F (70°C)158°F (70°C)158°F (70°C)158°F (70°C)
Humidity range storage10% to 90% (relative, non-condensing)10% to 90% (relative, non-condensing)10% to 90% (relative, non-condensing)10% to 90% (relative, non-condensing)