Data Sheet
Part No. NS4802-24P-4S-2X NS4702-24P-4S-4X NS4750-24S-4T-4X
Description
Physical Ports
10/100/1000Base-T (X) Ports RJ-45 (24) with IEEE 802.3at PoE+ RJ-45 (4) shared with SFP slots 1 to 4
SFP/Mini-GBIC Slots
SFP/Mini-GBIC Slots (4) - Shared with RJ-45 Ports-21 to 24;
1000Base-SX/LX/BX and 100Base-FX SFP transceiver compatible
SFP/Mini-GBIC Slots (24); 1000Base-SX/LX/BX
and 100Base-FX SFP transceiver compatible
SFP+ Slots (2)10GBase SR/LR or 1000Base-SX/LX/BX (4) 10GBase SR/LR or 1000Base-SX/LX/BX
Dedicated Stacking Slots (2)10GBase SR/LR or 1000Base-SX/LX/BX
Port Configuration Auto MDI/MDI-X
Port Speed Auto-negotiate
Switch Performance
Switch Architecture Store-and-Forward
Switch Fabric 128Gbps non-blocking
Switch Throughput 95Mpps @ 64Bytes
Mac Address Table 16K entries
Share Data Buffer 4M bits 32M bits
Jumbo Frame Size 9Kbytes 10Kbytes
Flow Control IEEE 802.3x Pause Frame for Full-Duplex, Back pressure for Half-Duplex
Layer 2 Functions
Management Interface Console, Telnet, Web Browser, SNMPv1, v2c and v3
Port Configuration
Port enable/disable; Auto-negotiation; 10/100/1000Mbps full and half duplex mode selection;
Flow Control enable/disable; Bandwidth control on each port
Port Status Display each port’s: speed, duplex mode, link status, flow control status, Auto negotiation status, trunk status
Port Mirroring TX/RX/Both; Many to 1 monitoring
Bandwidth Control
Ingress: 500Kb ~ 80Mbps;
Egress: 64Kb ~ 80Mbps
Ingress/Egress rate control: configure per 128Kbps
VLAN IEEE 802.1q tagged-based VLAN, Port-based VLAN, Q-in-Q tunneling, Up to 255 VLANs groups, Private VLAN
Layer 3 IP Routing Supports maximum 128 static routes and route summarization; Hardware accelerated
Link Aggregation
IEEE 802.3ad LACP / Static Trunk;
3 groups of 6-Port trunks
IEEE 802.3ad LACP / Static Trunk;14 groups of 8-Port trunks
Quality of Service (QoS)
Traffic classification based, Strict priority and WRR, 8-Level priority for switching
- Port number
- 802.1p priority
- 802.1Q VLAN tag
- DSCP/TOS field in IP packet
Multicasting/IGMP IGMP (v1/v2/v3) Snooping, up to 255 multicast Groups; IGMP Querier mode support
Access Control List IP-Based ACL/MAC-Based ACL, 256 entries
SNMP MIBs
RFC-1213 MIB-II, IF-MIB, RFC-1493 Bridge MIB, RFC-1643 Ethernet MIB, RFC-2863 Interface MIB, RFC-2665 Ether-Like MIB,
RFC-2737 Entity MIB, RFC-2618 RADIUS Client MIB, RFC-2933 IGMP-STD-MIB, RFC3411 SNMP-Frameworks-MIB,
IEEE802.1X PAE, LLDP, MAU-MIB, Power over Ethernet–MIB
Power over Ethernet
PoE Standard IEEE 802.3af and IEEE 802.3at
PoE Power Supply Type End-Span (PSE)
PoE Power Budget 380 watts (max.)
440 watts (max.)
Max. number of PD @ 30.8 Watts 12 14
Max. number of PD @ 15.4 Watts 24
PoE Power Output Per Port 56V DC, Max. 30.8 watts
Power Pin Assignment 1/2(+), 3/6(-)
LED Indicators & Switch
Power On/Green
10/100/1000Base-TX Ports 10/100/1000Mbps LNK/ACT (Green), PoE In-Use (Orange) 10/100/1000 LNK/ACT (Green)
10/100/1000Base-T/SFP Ports 1000Mbps (Green), LNK/ACT (Orange)
Fan(s) FAN1 (Green), FAN2 (Green), FAN3 (Green) Fanless Design
Reset Button System reboot: push and hold < 3 sec., Factory Default: push and hold > 10 sec.
Stackable Interfaces Stack (Green), LNK/ACT (Orange)
Electrical & Mechanical
AC Power Input Voltage 100 ~ 240VAC, 50 / 60Hz, Auto-sensing
100 ~ 240VAC, 50 / 60Hz, 36V DC @ 1.6A,
Range: 36V ~ 60V DC
Power Consumption (System On) 445 watts 502 watts 58 watts
Dimensions (WxDxH); in/cm 17.32 x 7.87 x 1.75 in. (42.99 x 19.99 x 4.45 cm) 17.32 x 11.81 x 1.75 in. (42.99 x 29.99 x 4.45 cm)
Weight; lbs/kgs 10.78 lbs, 4.89 kgs 10.74 lbs, 4.87 kgs 5.93 lbs, 2.69 kgs
Specications