Technology
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IEEE 802.3 10Base-T, IEEE 802.3u 100Base-TX and 100Base-FX, IEEE 802.3ab 1000Base-T, IEEE 802.3z 1000Base-SX, IEEE 802.3x Flow Control and Backpressure, IEEE 802.1p class of service, IEEE 802.1Q VLAN, IEEE 802.1D-2004 RSTP, IEEE 802.1s MSTP, IEEE802.3ad LACP, IEEE802.1X Port based Network Access Control, IEEE802.1v Protocol-based VLAN
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RFC791 IP, RFC768 UDP, RFC 793 TCP, RFC 783 TFTP, RFC 854-859 TELNET, RFC 1157 SNMP, RFC 1213 MIBII, RFC 1215 Traps, RFC 1493 Bridge MIB, RFC 1757 RMON, RFC 1866 HTML, RFC 2068 HTTP, RFC1112 IGMP V1, RFC2236 IGMP V2, RFC1058 RIPv1, RFC1723/2453 RIPv2, RFC1583 OSPF, RFC2328 OSPFv2
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Performance
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Store and Forward Technology, 136Gbps Switch Fabric.
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Typical: 64 bytes to 1536 bytes, Jumbo Frame: Up to 9,216bytes
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IPv4 routing at wire speed
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Management & Security
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Cisco-Like CLI, Telnet, Web, SNMP, IPv6, sFlow, SSL, SSH, TLS, Backup/Restore, Admin password, Port Speed/ Duplex control, status, statistic, MAC address table display, Static MAC, Aging time, BOOTP/DHCP Client, Warm reboot, Reset to default, Ping, traceRoute, SysLog, korenix NMS Protocol
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Jumbo Frame Enable/Disable
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Link Layer Discovery Protocol to advertise system/port identity and capability on the local network
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SNMP v1, v2c, v3 and Traps
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MIB-II, Bridge MIB, VLAN MIB, SNMP MIB, RMON, Radius, RIP, OSPF, VRRP, Diffserv, PIM, DVMRP, and Private MIB
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Simple Network Time Protocol to synchronize time
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Online traffic monitoring
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Static Trunk and 802.3ad LACP , Up to 64 Trunk Groups, 8 ports per trunk
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Broadcast, Unicast and Multicast storm control for each port
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IEEE802.1Q, GVRP/GMRP. Up to 4K VLANs
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802.1v Protocol based VLAN
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8 priority queues per port, IEEE802.1p COS and IP TOS/Precedence/DSCP
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IGMP Snooping V1/V2 for multicast Filtering, 256 dynamic groups, 16 router ports
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GARP Multicast Registration Protocol
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Assign authorized MAC to specific port
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IP security to prevent unauthorized access
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Port based Network Access Control
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Remote Authentication Dial In User Service
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Permit/Deny layer 2/3/4 access control list
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Relay the DCHP request and Reply when they are not on the same physical subnet
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Network Redundancy
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Rapid Spanning Tree Protocol
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802.1w RSTP, compatible with Legacy STP
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Multiple Spanning Tree Protocol
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IEEE802.11s MSTP, each MSTP instance can include one or more VLANs
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Multiple Super Ring Member mode
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Ring member of MSR single ring
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Layer 3 Routing Support
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64 L3 routes, 512 host route
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More than one IP on a network interface
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Incorporates both 802.1Q bridging and Routing function
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Routing Information Protocol
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Hop-based IP routing protocol, supports RIPv1 and RIPv2
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Open Shortest Protocol First
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Link state based IP routing protocol, supports OSPFv1 and OSPFv2
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The multicast group membership discovery protocol, support IGMP v1,v2 and v3.
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Multicast routing protocol, short of Protocol Independent Multicast - Dense Mode
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Multicast routing protocol, short of Protocol Independent Multicast - Sparse Mode
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Hop-based multicast routing protocol, short of Distance Vector Multicast Routing Protocol
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Help find the better route
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Short of the Virtual Router Redundancy Protocol. Automatically backup routing route to specific router
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Interface
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Number of Fixed Gigabit Ports
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10/100/1000Base-TX: 48 x RJ-45 10G SFP: 2 x 1/10 GbE dual speed SFP+ USB: FW upgrade * coming soon
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100 Base-TX: 2/4-pair UTP/STP Cat. 5 cable (100m) 1000 Base-T: 4-pair UTP/STP Cat. 5 cable (100m)
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Power Requirements
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JetNet 7850G-2XG: 100-240VAC, 2.5 A, 50/60Hz AC power input JetNet 7850G-2XG-DC48: -48V(-36 ~ -72V) DC input
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Mechanical
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44mm(H) x 440mm (W) x 292.1mm (D)
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Environmental
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10% ~ 95% (non-condensing)
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Regulatory Approvals
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FCC Class A, EN55022, EN61000-3-2, EN61000-3-3
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EN55024 (IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-8, IEC 61000-4-11)
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IEC 60068-2-6, IEC 60068-2-36
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