



Product Model |
JT - S3310 - GEM |
Product Name |
2 - Optical 8 - Electrical Gigabit Layer 2 Managed Switch |
Fixed Ports |
8 10/100/1000M RJ45 ports |
2 Gigabit SFP Optical Fiber Module Expansion Slots |
|
Network Protocols |
IEEE802.3 10BASE - T, IEEE802.3i 10Base - T, IEEE802.3u 100Base - TX, IEEE802.3ab 1000Base - T, IEEE802.3z 1000Base - X, IEEE802.3x |
Port Characteristics |
1 - 8 10/100/1000BaseT (X) auto - detection, full/half - duplex MDI/MDI - X auto - adaptation |
Forwarding Mode |
Store - and - Forward (full - line speed) |
Backplane Bandwidth |
16Gbps (non - blocking) |
Packet Forwarding Rate |
11.90Mpps |
MAC Address Table |
8K |
Packet Buffering |
4.1M |
Transmission Distance |
10M: Cat3, 4, 5 UTP (≤250m) |
100M: Cat5 or later UTP (150m) |
|
1000M: Cat6 or later UTP (150m) |
|
SFP: Supports 1G single - mode and multi - mode optical modules, maximum distance ≤120km (depends on the optical module). |
|
Total Power Consumption of the Whole Machine |
Standby power consumption: <3W; Full - load power consumption: <15W |
LED Indicators |
PWR: Power indicator |
SYS: System indicator |
|
9 - 10: SFP optical port connection indicators |
|
RJ45 MDI/MDI - X ports: Network connection indicators (Green/100M + Orange/1000M) |
|
Matching Power Supply |
AC 100 - 240V 50/60HZ 0.2A |
Operating Temperature/Humidity |
- 10 ~ + 55°C; 5% - 90% RH, no condensation |
Storage Temperature/Humidity |
- 40 ~ + 75°C; 5% - 95% RH, no condensation |
Product Size/Packaging Size (LWH) |
206mm140mm45mm |
265mm220mm68mm |
|
Net Weight/Gross Weight (kg) |
1.0kg/1.3kg |
Lightning Protection/Protection Level |
6KV 8/20μs; |
IP30 |
|
Installation Method |
Desktop type |
Safety Certification |
3C; CE - EMC EN55032; CE - LVD EN62368; FCC Part 15 Class B; RoHS |
Mean Time Between Failures |
>100000 hours |
Warranty Period |
5 years for the main unit (adapters and accessories not included) |
MAC Address Table |
Automatic MAC address learning, automatic aging and aging time setting; |
8K MAC addresses; |
|
Supports port - based VLAN |
|
VLAN |
Supports up to 4096 VLANs; |
Supports Voice VLAN, enabling QoS configuration for voice data; |
|
Supports 802.1Q standard VLAN |
|
Reliability |
Supports STP/RSTP/MSTP spanning tree protocols; |
Supports EIPS/EAPS ring network protocols; |
|
Supports 802.1X authentication |
|
QOS |
802.1p port queue priority algorithm; |
Cos/Tos, QOS marking; |
|
WRR (Weighted Round Robin), weighted priority round - robin algorithm; |
|
Supports WRR, SP, WFQ three priority scheduling modes |
|
Discovery |
Supports LLDP (802.1ab); |
Supports LLDP - MED |
|
Port Aggregation |
Supports 8 groups of aggregation, with a maximum of 8 ports per group |
Port Mirroring |
Supports bidirectional port mirroring for sending and receiving |
Environmental Protection |
Supports loop protection function: real - time detection, rapid alarm, precise positioning, intelligent blocking, automatic recovery |
Port Isolation |
Supports mutual isolation of downstream ports while communicating with upstream ports |
Port Flow Control |
Half - duplex based on backpressure control; |
Full - duplex based on PAUSE frames |
|
Port Rate Limiting |
Supports input/output bandwidth management based on ports |
Multicast Control |
IGMPv1/2/3 and MLDv1/2 Snooping; |
Supports GMRP protocol registration; |
|
Multicast address management, multicast VLAN, multicast routing ports, static multicast addresses |
|
DHCP |
DHCP Snooping |
Storm Suppression |
Supports suppression of storms of unknown unicast, multicast, unknown multicast, and broadcast types |
Storm suppression based on bandwidth adjustment and storm filtering |
|
Security Features |
Supports user port + IP address + MAC address |
ACLs based on IP and MAC |
|
Supports port - based MAC address quantity security |
|
Network Management |
Web - based Graphical User Interface (GUI) |
CLI management based on Telnet, TFTP, Console |
|
Supports SNMP V1/V2/V3 management |
|
Supports RMON V1/V2 management |
|
Intelligent configuration utility |
|
System Maintenance |
Supports upgrade upload |
Supports system log viewing |
|
Supports WEB to restore factory settings |







