| Features | GS348T |
| 10M/100M/1G RJ-45 copper ports | 48 |
| PoE / PoE+ ports | - |
| 1G SFP (fiber) ports | 4 (dedicated) |
| PERFORMANCE SPECIFICATION | |
| CPU | 400MHz 512MB RAM 128MB FLASH |
| Packet buffer memory (Dynamically shared across only used ports) | 1.5MB |
| Forwarding modes | Store-and-forward |
| Bandwidth | 104 Gpbs |
| Priority queues | 8 |
| Priority queuing | Weighted Round Robin (WRR) and Strict Priority |
| MAC address database size (48-bit MAC addresses) | 16K |
| Multicast groups | 512 |
| Number of VLANs | 64 |
| Number of DHCP snooping bindings | 8K |
| Access Control Lists (ACLs) | 100 shared for MAC (ingress) |
| Packet forwarding rate (64 byte packet size) (Mpps) | 77.3 |
| Jumbo frame support (bytes) | 9216 |
| Acoustic noise level @ 25°C (dBA) (ANSI-S10.12) | 26.0dBA |
| Mean Time Between Failures (MTBF) @ 25°C | 1,271,842 hrs (145 yrs) |
| 1G Copper Latency (64-byte; 1518-byte; 9216-byte frames) | 2.860μs; 2.920μs; 2.760μs |
| 1G Fiber Latency (64-byte; 1518-byte; 9216-byte frames) | 1.740μs; 1.720μs; 1.680μs |
| L2 SERVICES - VLANS | |
| IEEE 802.1Q VLAN tagging | Yes |
| IP-based VLANs | Yes |
| MAC-based VLANs | Yes |
| Auto-Voice VLAN | Yes, based on OUI bytes (default database and user-based OUIs) in the phone source MAC address |
| Auto-VoIP | Yes, based on protocols (SIP). Prioritzes traffic to a higher queue |
| Voice VLAN | Yes, based on either VLAN ID or 802.1p priority, packets are passed onto the connecting VoIP phone using LLDP-MED. |
| Auto-Video VLAN | Yes |
| L2 SERVICES - AVAILABILITY | |
| Broadcast, multicast, unknown unicast storm control | Yes |
| IEEE 802.3ad - LAGs (LACP) | Yes |
| IEEE 802.3x (full duplex and flow control) | Yes |
| IEEE 802.1D Spanning Tree Protocol | Yes |
| IEEE 802.1w Rapid Spanning Tree Protocol | Yes |
| IEEE 802.1s Multiple Spanning Tree Protocol | Yes |
| L2 SERVICES - MULTICAST FILTERING | |
| IGMP snooping (v1, v2 and v3) | Yes |
| IGMP snooping querier | Yes |
| DHCP | |
| DHCP client | Yes |
| DHCP snooping | Yes |
| LINK AGGREGATION | |
| IEEE 802.3ad - LAGs (LACP) | Yes |
| Manual Static LAG | Yes |
| # of Static or LACP LAGs # of members in each LAG | 8 LAGs with max 8 ports in each LAG |
| NETWORK MONITORING AND DISCOVERY SERVICES | |
| 802.1ab LLDP | Yes |
| SNMP | v1, v2c, v3 |
| RMON group 1,2,3,9 | Yes |
| NETWORK SECURITY | |
| IEEE 802.1x | Yes |
| Guest VLAN | Yes |
| RADIUS-based VLAN assignment via .1x | Yes |
| MAC-based .1x | Yes |
| RADIUS accounting | Yes |
| Access Control Lists (ACLs) | L2 / L3 / L4 ingress |
| IP-based ACLs (IPv4 and IPv6) | IPv4 |
| MAC-based ACLs | Yes |
| TCP/UDP-based ACLs | Yes |
| MAC lockdown | Yes |
| MAC lockdown by the number of MACs | Yes |
| Control MAC # Dynamic learned entries | 4096 |
| Control MAC # static entries | 48 |
| IEEE 802.1x RADIUS port access authentication | Yes |
| Port-based security by locked MAC addresses | Yes |
| Broadcast, unicast, multicast DoS protection | Yes |
| DoS attacks prevention | Yes |
| QUALITY OF SERVICE (QOS) | |
| Port-based rate limiting | Egress |
| Port-based QoS | Yes |
| DiffServ QoS | Yes |
| IEEE 802.1p COS | Yes |
| Destination MAC and IP | Yes |
| IPv4 and v6 DSCP | Yes |
| IPv4 and IPv6 ToS | Yes |
| Weighted Round Robin (WRR) | Yes |
| Strict priority queue technology | Yes |
| Auto-VoIP VLAN / Auto-Voice VLAN | Yes, based on OUI bytes (default database and user-based OUIs) in the phone source MAC address |
| Auto-VoIP | Yes, based on protocols SIP, H323 and SCCP. Prioritzes traffic to a higher queue |
| Voice VLAN | Yes, based on either VLAN ID or 802.1p priority, packets are passed onto the connecting VoIP phone using LLDP-MED |
| Auto-Video VLAN | Yes |
| IEEE NETWORK PROTOCOLS | • IEEE 802.3 Ethernet • IEEE 802.3u 100BASE-T • IEEE 802.3ab 1000BASE-T • IEEE 802.3af PoE • IEEE 802.3at PoE+ • IEEE 802.3az Energy Efficient Ethernet (EEE) • IEEE 802.3ad Dynamic Link Aggregation (LACP) • IEEE 802.3z Gigabit Ethernet 1000BASE-SX/LX • IEEE 802.3x Full-Duplex Flow Control • IEEE 802.1Q VLAN Tagging • IEEE 802.1AB LLDP with ANSI/TIA-1057 (LLDP-MED) • IEEE 802.1p Class of Service (CoS) • IEEE 802.1D Spanning Tree Protocol (STP) • IEEE 802.1s Multiple Spanning Tree (MSTP) • IEEE 802.1w Rapid Spanning Tree (RSTP) • IEEE 802.1x RADIUS Network Access Control |
| MANAGEMENT | |
| Password management | Yes |
| Configurable management VLAN | Yes |
| Admin access control via RADIUS and TACACS+ | Yes |
| SNTP client over UDP port 123 | Yes |
| SNMP v1/v2c | Yes |
| SNMP v3 with multiple IP addresses | Yes |
| RMON group 1,2,3,9 | Yes |
| Port mirroring | Yes ingress and egress |
| Many-to-one port mirroring | 52 |
| Web browser-based graphical user interface (GUI) | Yes |
| Smart Control Center (SCC) for multi-switch management | Yes |
| Dual software (firmware) image | Yes |
| Cable test utility | Yes (except for GS324T and GS324TP) |
| TLS/HTTPS Web-based access (version) | Yes (v1.2) |
| File transfers (uploads, downloads) | TFTP / HTTP |
| HTTP upload/download (firmware) | Yes |
| Syslog (RFC 3164) | Yes |
| LEDS | |
| Per port | Speed, Link/ Activity |
| Per device | Power, Fan |
| PHYSICAL SPECIFICATIONS | |
| Dimensions (W x D x H) | 440 x 206 x 43 mm (17.3 x 8.1 x 1.7 in) |
| Weight | 3.05 kg (6.72 lb) |
| POWER CONSUMPTION | |
| Max power (worst case, all ports used, full PoE, line-rate traffic) (Watts) | 39.1W |
| Max power without PoE (worst case, all ports used, line-rate traffic) (Watts) | |
| Iddle power consumption (all ports link-down standby) (Watts) | 25.0W |
| Heat Dissipation (worst case, all ports used, full PoE, line-rate traffic) (BTU/hr) | Max: 148.24 BTU/hr |
| Energy Efficient Ethernet (EEE) IEEE 802.3az | Yes (deactivated by default) |
| Fan | 1 |
| ENVIRONMENTAL SPECIFICATIONS | |
| Operating | |
| Operating temperature | 0° to 45° C (32° to 113° F) |
| Humidity | 95% maximum relative humidity (RH), non-condensing |
| Altitude | 10,000 ft (3,000 m) maximum |
| Storage | |
| Storage temperature | –20° to 70°C (– 4° to 158°F) |
| Humidity | 95% maximum relative humidity, non-condensing |
| Altitude | 10,000 ft (3,000 m) maximum |
| ELECTROMAGNETIC EMISSIONS AND IMMUNITY | |
| Certifications | CE: EN 55032:2012+AC:2013/CISPR 32:2012, EN 610003-2:2014, Class B, EN 61000-3-3:2013, EN 55024:2010 VCCI: VCCI-CISPR 32:2016, Class A RCM: AS/NZS CISPR 32:2013 Class A CCC: GB4943.1-2011; YD/T993-1998; GB/T9254-2008 (Class A) FCC: 47 CFR FCC Part 15, Class A, ANSI C63.4:2014 ISED: ICES-003:2016 Issue 6, Class A, ANSI C63.4:2014 BSMI: CNS 13438 Class A |
| SAFETY | |
| Certifications | CB report / certificate IEC 60950-1:2005 (ed.2) + A1:2009 + A2:2013 UL listed (UL 1950)/cUL IEC 950/EN 60950 CE LVD: EN 60950-1:2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013 RCM (AS/NZS) 60950.1:2015 CCC (China Compulsory Certificate): GB4943.1-2011; YD/T993-1998; GB/T9254-2008 (Class A) BSMI: CNS 14336-1 |
| 保固 | 台灣公司貨享5年保固 |
如規格有異動，恕不另行通知。NETGEAR保有所有權利。
技術規格
| Features | GS348T |
| 10M/100M/1G RJ-45 copper ports | 48 |
| PoE / PoE+ ports | - |
| 1G SFP (fiber) ports | 4 (dedicated) |
| PERFORMANCE SPECIFICATION | |
| CPU | 400MHz 512MB RAM 128MB FLASH |
| Packet buffer memory (Dynamically shared across only used ports) | 1.5MB |
| Forwarding modes | Store-and-forward |
| Bandwidth | 104 Gpbs |
| Priority queues | 8 |
| Priority queuing | Weighted Round Robin (WRR) and Strict Priority |
| MAC address database size (48-bit MAC addresses) | 16K |
| Multicast groups | 512 |
| Number of VLANs | 64 |
| Number of DHCP snooping bindings | 8K |
| Access Control Lists (ACLs) | 100 shared for MAC (ingress) |
| Packet forwarding rate (64 byte packet size) (Mpps) | 77.3 |
| Jumbo frame support (bytes) | 9216 |
| Acoustic noise level @ 25°C (dBA) (ANSI-S10.12) | 26.0dBA |
| Mean Time Between Failures (MTBF) @ 25°C | 1,271,842 hrs (145 yrs) |
| 1G Copper Latency (64-byte; 1518-byte; 9216-byte frames) | 2.860μs; 2.920μs; 2.760μs |
| 1G Fiber Latency (64-byte; 1518-byte; 9216-byte frames) | 1.740μs; 1.720μs; 1.680μs |
| L2 SERVICES - VLANS | |
| IEEE 802.1Q VLAN tagging | Yes |
| IP-based VLANs | Yes |
| MAC-based VLANs | Yes |
| Auto-Voice VLAN | Yes, based on OUI bytes (default database and user-based OUIs) in the phone source MAC address |
| Auto-VoIP | Yes, based on protocols (SIP). Prioritzes traffic to a higher queue |
| Voice VLAN | Yes, based on either VLAN ID or 802.1p priority, packets are passed onto the connecting VoIP phone using LLDP-MED. |
| Auto-Video VLAN | Yes |
| L2 SERVICES - AVAILABILITY | |
| Broadcast, multicast, unknown unicast storm control | Yes |
| IEEE 802.3ad - LAGs (LACP) | Yes |
| IEEE 802.3x (full duplex and flow control) | Yes |
| IEEE 802.1D Spanning Tree Protocol | Yes |
| IEEE 802.1w Rapid Spanning Tree Protocol | Yes |
| IEEE 802.1s Multiple Spanning Tree Protocol | Yes |
| L2 SERVICES - MULTICAST FILTERING | |
| IGMP snooping (v1, v2 and v3) | Yes |
| IGMP snooping querier | Yes |
| DHCP | |
| DHCP client | Yes |
| DHCP snooping | Yes |
| LINK AGGREGATION | |
| IEEE 802.3ad - LAGs (LACP) | Yes |
| Manual Static LAG | Yes |
| # of Static or LACP LAGs # of members in each LAG | 8 LAGs with max 8 ports in each LAG |
| NETWORK MONITORING AND DISCOVERY SERVICES | |
| 802.1ab LLDP | Yes |
| SNMP | v1, v2c, v3 |
| RMON group 1,2,3,9 | Yes |
| NETWORK SECURITY | |
| IEEE 802.1x | Yes |
| Guest VLAN | Yes |
| RADIUS-based VLAN assignment via .1x | Yes |
| MAC-based .1x | Yes |
| RADIUS accounting | Yes |
| Access Control Lists (ACLs) | L2 / L3 / L4 ingress |
| IP-based ACLs (IPv4 and IPv6) | IPv4 |
| MAC-based ACLs | Yes |
| TCP/UDP-based ACLs | Yes |
| MAC lockdown | Yes |
| MAC lockdown by the number of MACs | Yes |
| Control MAC # Dynamic learned entries | 4096 |
| Control MAC # static entries | 48 |
| IEEE 802.1x RADIUS port access authentication | Yes |
| Port-based security by locked MAC addresses | Yes |
| Broadcast, unicast, multicast DoS protection | Yes |
| DoS attacks prevention | Yes |
| QUALITY OF SERVICE (QOS) | |
| Port-based rate limiting | Egress |
| Port-based QoS | Yes |
| DiffServ QoS | Yes |
| IEEE 802.1p COS | Yes |
| Destination MAC and IP | Yes |
| IPv4 and v6 DSCP | Yes |
| IPv4 and IPv6 ToS | Yes |
| Weighted Round Robin (WRR) | Yes |
| Strict priority queue technology | Yes |
| Auto-VoIP VLAN / Auto-Voice VLAN | Yes, based on OUI bytes (default database and user-based OUIs) in the phone source MAC address |
| Auto-VoIP | Yes, based on protocols SIP, H323 and SCCP. Prioritzes traffic to a higher queue |
| Voice VLAN | Yes, based on either VLAN ID or 802.1p priority, packets are passed onto the connecting VoIP phone using LLDP-MED |
| Auto-Video VLAN | Yes |
| IEEE NETWORK PROTOCOLS | • IEEE 802.3 Ethernet • IEEE 802.3u 100BASE-T • IEEE 802.3ab 1000BASE-T • IEEE 802.3af PoE • IEEE 802.3at PoE+ • IEEE 802.3az Energy Efficient Ethernet (EEE) • IEEE 802.3ad Dynamic Link Aggregation (LACP) • IEEE 802.3z Gigabit Ethernet 1000BASE-SX/LX • IEEE 802.3x Full-Duplex Flow Control • IEEE 802.1Q VLAN Tagging • IEEE 802.1AB LLDP with ANSI/TIA-1057 (LLDP-MED) • IEEE 802.1p Class of Service (CoS) • IEEE 802.1D Spanning Tree Protocol (STP) • IEEE 802.1s Multiple Spanning Tree (MSTP) • IEEE 802.1w Rapid Spanning Tree (RSTP) • IEEE 802.1x RADIUS Network Access Control |
| MANAGEMENT | |
| Password management | Yes |
| Configurable management VLAN | Yes |
| Admin access control via RADIUS and TACACS+ | Yes |
| SNTP client over UDP port 123 | Yes |
| SNMP v1/v2c | Yes |
| SNMP v3 with multiple IP addresses | Yes |
| RMON group 1,2,3,9 | Yes |
| Port mirroring | Yes ingress and egress |
| Many-to-one port mirroring | 52 |
| Web browser-based graphical user interface (GUI) | Yes |
| Smart Control Center (SCC) for multi-switch management | Yes |
| Dual software (firmware) image | Yes |
| Cable test utility | Yes (except for GS324T and GS324TP) |
| TLS/HTTPS Web-based access (version) | Yes (v1.2) |
| File transfers (uploads, downloads) | TFTP / HTTP |
| HTTP upload/download (firmware) | Yes |
| Syslog (RFC 3164) | Yes |
| LEDS | |
| Per port | Speed, Link/ Activity |
| Per device | Power, Fan |
| PHYSICAL SPECIFICATIONS | |
| Dimensions (W x D x H) | 440 x 206 x 43 mm (17.3 x 8.1 x 1.7 in) |
| Weight | 3.05 kg (6.72 lb) |
| POWER CONSUMPTION | |
| Max power (worst case, all ports used, full PoE, line-rate traffic) (Watts) | 39.1W |
| Max power without PoE (worst case, all ports used, line-rate traffic) (Watts) | |
| Iddle power consumption (all ports link-down standby) (Watts) | 25.0W |
| Heat Dissipation (worst case, all ports used, full PoE, line-rate traffic) (BTU/hr) | Max: 148.24 BTU/hr |
| Energy Efficient Ethernet (EEE) IEEE 802.3az | Yes (deactivated by default) |
| Fan | 1 |
| ENVIRONMENTAL SPECIFICATIONS | |
| Operating | |
| Operating temperature | 0° to 45° C (32° to 113° F) |
| Humidity | 95% maximum relative humidity (RH), non-condensing |
| Altitude | 10,000 ft (3,000 m) maximum |
| Storage | |
| Storage temperature | –20° to 70°C (– 4° to 158°F) |
| Humidity | 95% maximum relative humidity, non-condensing |
| Altitude | 10,000 ft (3,000 m) maximum |
| ELECTROMAGNETIC EMISSIONS AND IMMUNITY | |
| Certifications | CE: EN 55032:2012+AC:2013/CISPR 32:2012, EN 610003-2:2014, Class B, EN 61000-3-3:2013, EN 55024:2010 VCCI: VCCI-CISPR 32:2016, Class A RCM: AS/NZS CISPR 32:2013 Class A CCC: GB4943.1-2011; YD/T993-1998; GB/T9254-2008 (Class A) FCC: 47 CFR FCC Part 15, Class A, ANSI C63.4:2014 ISED: ICES-003:2016 Issue 6, Class A, ANSI C63.4:2014 BSMI: CNS 13438 Class A |
| SAFETY | |
| Certifications | CB report / certificate IEC 60950-1:2005 (ed.2) + A1:2009 + A2:2013 UL listed (UL 1950)/cUL IEC 950/EN 60950 CE LVD: EN 60950-1:2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013 RCM (AS/NZS) 60950.1:2015 CCC (China Compulsory Certificate): GB4943.1-2011; YD/T993-1998; GB/T9254-2008 (Class A) BSMI: CNS 14336-1 |
| 保固 | 台灣公司貨享5年保固 |
如規格有異動，恕不另行通知。NETGEAR保有所有權利。
型號 | PORTS | PoE Ports | PoE Budget | 保固 |
無網管系列 | ||||
GS308PP | 8 x GbE | 8（PoE +） | 83W | 3年 |
GS316P | 16 x GbE | 16（PoE +） | 115W | 3年 |
GS316PP | 16 x GbE | 16（PoE +） | 183W | 3年 |
GS324P | 24 x GbE | 16（PoE +） | 190W | 3年 |
GS324PP | 24 x GbE | 24（PoE +） | 380W | 3年 |
GS348PP | 48 x GbE | 24（PoE +） | 380W | 3年 |
簡易網管系列 | ||||
GS305E | 5 x GbE | - | - | 5年 |
GS305EP | 5 x GbE | 4（PoE +） | 63W | 5年 |
GS305EPP | 5 x GbE | 4（PoE +） | 120W | 5年 |
GS308E | 8 x GbE | - | - | 5年 |
GS308EP | 8 x GbE | 8（PoE +） | 62W | 5年 |
GS308EPP | 8 x GbE | 8（PoE +） | 123W | 5年 |
GS316EP | 15 x GbE + 1 SFP | 15（PoE +） | 180W | 5年 |
GS316EPP | 15 x GbE + 1 SFP | 15（PoE +） | 231W | 5年 |
智能網管系列 | ||||
GS308T | 8 x GbE | - | - | 3年 |
GS324T | 24 x GbE + 2 SFP | - | - | 3年 |
GS348T | 48 x GbE + 4 SFP | - | - | 3年 |
GS310TP | 8 x GbE + 2 SFP | 8（PoE +） | 55W | 3年 |
GS324TP | 24 x GbE + 2 SFP | 24（PoE +） | 190W | 3年 |
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