Thiết bị mạng Juniper EX2300-48MP cung cấp giải pháp độc lập, kinh tế cho các triển khai mạng tại các văn phòng chi nhánh và văn phòng từ xa, cũng như các mạng lưới trường đại học. Cả hai tùy chọn cổng truy cập 1 Gbps và 2,5 Gbps đều có sẵn để cung cấp các tùy chọn tốc độ cao, đặc biệt khi kết nối với các điểm truy cập 802.11ac Wave 2

Datasheet EX2300-48MP

Physical Specifications

Dimensions (W x H x D) + Width:

- 17.4 in (44.19 cm) for desktop installations

- 17.5 in (44.6 cm) with rack-mount brackets

+ Height: 1.75 in (4.45 cm) for 1U installations

+ Depth: 14.5 in (36.83 cm)

Backplane 80 Gbps Virtual Chassis interconnect to link up to four

switches as a single logical device

Weight 14.33 lb (6.5 kg)

Environmental Ranges + Operating temperature: 32° to 113° F (0° to 45° C)

+ Storage temperature: -40° to 158° F (-40° to 70° C)

+ Operating altitude: up to 13,000 ft (3962 m) at 40° C according to GR-63

+ Non-operating altitude: up to 15,000 ft (4572 m)

+ Relative humidity operating: 10% to 85% (noncondensing)

+ Relative humidity non-operating: 0% to 95% (noncondensing)

Max. System Power Consumption (Input Power without PoE) 90 W AC

Total PoE Power Budget 750 W

Hardware Specifications

Switching Engine Model Store and forward

DRAM 2 GB

Flash 8 GB

CPU 1.25GHz ARM CPU

GbE port density per system 54 (48 host ports + six-port SFP/SFP+ uplinks)

Supported Optics + 10/100/1000BASE-T connector type RJ-45

+ GbE SFP optic/connector type: RJ-45, or LC SFP fiber supporting 1000BASE-T SFP, SX (multimode), LX (singlemode), or LH (single-mode)

Physical Layer + Physical port redundancy: Redundant trunk group (RTG)

+ Cable diagnostics for detecting cable breaks and shorts

+ Auto MDI/MDIX (medium-dependent interface/mediumdependent interface crossover) support

+ Port speed downshift/setting maximum advertised speed on 10/100/1000BASE-T ports

+ Digital optical monitoring for optical ports

Packet Switching Capacities 132 Gbps (unidirectional)/264 Gbps (bidirectional)

Layer 2 Throughput (Mpps) 130 Mpps (wire speed)

Layer 2 Switching + Maximum MAC addresses in hardware: 16,000

+ Jumbo frames: 9216 bytes

+ Number of VLANs supported: 4093

+ Range of possible VLAN IDs: 1-4094

+ Port-based VLAN

+ MAC-based VLAN

+ Voice VLAN

+ Layer 2 Tunneling Protocol (L2TP)

+ IEEE 802.1ak: Multiple VLAN Registration Protocol (MVRP)

+ Compatible with Per-VLAN Spanning Tree Plus (PVST+)

+ RVI (Routed VLAN Interface)

+ IEEE 802.1AB: Link Layer Discovery Protocol (LLDP)

+ LLDP-MED with VoIP integration

+ IEEE 802.1ad Q-in-Q tunneling

+ IEEE 802.1br: Bridge Port Extension

+ IEEE 802.1D: Spanning Tree Protocol

+ IEEE 802.1p: CoS Prioritization

+ IEEE 802.1Q: VLAN Tagging

+ IEEE 802.1Q-in-Q: VLAN Stacking

+ IEEE 802.1s: Multiple Spanning Tree Protocol (MSTP)

+ Number of MST instances supported: 64

+ Number of VSTP instances supported: 253

+ IEEE 802.1w: Rapid Spanning Tree Protocol (RSTP)

+ IEEE 802.1X: Port Access Control

+ IEEE 802.3: 10BASE-T

+ IEEE 802.3u: 100BASE-T

+ IEEE 802.3ab: 1000BASE-T

+ IEEE 802.3z: 1000BASE-X

+ IEEE 802.3af: PoE

+ IEEE 802.3at: PoE+

+ IEEE 802.3ad: Link Aggregation Control Protocol (LACP)

+ IEEE 802.3x: Pause Frames/Flow Control

Layer 3 Features: IPv4 + Maximum number of ARP entries: 1,500

+ Maximum number of IPv4 unicast routes in hardware: 512 prefixes; 4,096 host routes

+ Maximum number of IPv4 multicast routes in hardware: 2,048 groups; 2,048 multicast routes

+ Routing Protocols: RIP v1/v2, OSPF v1/v2

+ Static routing

+ Routing policy

+ Bidirectional Forwarding Detection (BFD) with slow timers (> 3 sec)

+ IP directed broadcast

Layer 3 Features: IPv6 Management Functionality + Maximum number of Neighbor Discovery (ND) entries: 1,500

+ Maximum number of IPv6 unicast routes in hardware: 512 prefixes; 2,048 host routes

+ Maximum number of IPv6 multicast routes in hardware: 1,024 groups; 1,024 multicast routes

+ Neighbor discovery, system logging, Telnet, SSH, SNMP, Network Time Protocol (NTP), Domain Name System (DNS)

+ Static routing

+ Routing protocols: RIPng, OSPF v3, Multica