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Technology |
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IEEE802.3 10Base-T
IEEE802.3u 100Base-TX/100Base-FX
IEEE802.3x flow control and Back-pressure
IEEE802.1d Spanning Tree
IEEE802.1w Rapid Spanning Tree (RSTP)
IEEE 802.1Q VLAN
IEEE802.1p Class of Service | |
| Performance |
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| Store and Forward Technology with 3.2Gbps Switch Fabric | |
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| 14,880pps for Ethernet and 148,800pps for Fast Ethernet and transfer packet size from 64 to 1522Bytes | |
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| 2K MAC with Auto learning and refresh function | |
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| Management |
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| SNMP v1, v2c and Web browser. TFTP update, configuration backup/restore, DHCP client, warm reboot, reset to default, Admin password, Port Speed/Duplex control, status and statistics, SNMP trap, RMON | |
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| MIB-II, Bridge MIB, RMON, VLAN MIB, Ethernet like MIB, Korenix Private MIB. | |
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Port Based VLAN, Tag VLAN. VLAN ID 1 to 4094.
64 VLAN groups in maximum, Management VLAN | |
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| Meets IEEE802.1p class of service, per port 4 priority queues, Layer 3 IPv4 TOS/DiffServ | |
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| Support ingress and egress packet filtering by different types of packet format combination | |
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| 4 types of packet filter rule, All packets, Broadcast/ multicast/ unknown unicast packet, broadcast/ multicast packet or broadcast packet only | |
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| Compliance with IGMP v1/v2 and IGMP Query mode. Maximum IGMP groups up to 256 | |
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| Support Simple Network Time Protocol (SNTP) to synchronize time from internet. | |
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TX/RX only, both of TX and RX packets | |
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Provides 1000 entries for system or remote log server | |
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SMTP warning by pre-defined events | |
| Network Redundancy |
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The Super Ring function supports netwrok recovery time less than 20ms with 250 entities, and also compatible with JetNet 3500, JetNet 4000 and JetNet 5010G | |
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Provides the ability to couple 2 super rings | |
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Provides the ability to link Super ring and RSTP with higher level switch | |
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IEEE802.1D Spanning Tree
IEEE802.1w Rapid Spanning Tree | |
| Interface |
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6 x 10/100Base-TX with Auto MDI/MDI-X,
Auto-Negotiation functions. 2 x 100Base-FX | |
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10/100TX: 6 x RJ-45
100Base-FX: 2 x SC connectors for Multi-mode or single mode fiber
Terminal Block: 6-pin for 2 x power input and 1 relay alarm output
DC power Jack x 1 | |
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CAT-3, CAT-4, CAT-5 unshielded twisted pair or shielded twisted pair cable. The Link distance is 100 meters in maximum | |
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50/125um or 62.5/125 multi-mode fiber, 2KM(JetNet 4508f-m)
8/125um or 9/125um single mode fiber, 30KM(JetNet 4508f-s) | |
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Per system: Power (green) x 3, Ring Master (green) x 1, Alarm (red) x 1
Per RJ-45 port: Link (green on)/Activity(green blinking), Full duplex (Yellow on)/Collision (Yellow blinking) | |
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1 x 9-pin DIP Switch
DIP switch #1 ~#8:Port Link Down Alarm Enable (On)/Disable(Off)
DIP switch #9:Ring Master Enable(On)/Disable(Off) | |
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Dry Relay output with 1A@24V ability.
The relay can be enable/disable by software configuration | |
| Power Requirements |
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2 power input by terminal block | |
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DC 24V (12~48V) with Reverse Polarity Protection | |
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JetNet 4508f: 7.68 Watts @ DC 24V | |
| Mechanical |
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DIN-Rail mount or Wall Mount | |
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IP-31 grade aluminum metal case | |
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135mm(H) x 53mm (W) x 105mm (D) ( without DIN rail clip) | |
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1.11kg with package
0.735kg without package | |
| Environmental |
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5% to 95% (Non-condensing) | |
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1.2KV for all ports and power | |
| Regulatory Approvals |
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EN61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-5,
EN61000-4-6, EN61000-4-8, EN61000-4-11 | |
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315,109 Hours, MIL-HDBK-217F GB | |
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Datasheet