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Mr.Hùng - 096 191 9559Switch Juniper 24 Port 10/100/1000BaseT EX4300-24T-TAA
Thiết bị chuyển mạch Ethernet EX4300-24T-TAA của Juniper cung cấp giải pháp hiệu năng cao, linh hoạt và hiệu quả chi phí cho các môi trường truy cập dữ liệu, thoại và video của doanh nghiệp.
Để đơn giản hóa hoạt động của mạng, switch Juniper EX4300-24T-TAA sử dụng công nghệ Virtual Chassis kết hợp với High Availability (HA) cùng với các module uplink mở rộng cung cấp các giải pháp kinh tế, linh hoạt, hiệu suất cao, khả năng mở rộng và nâng cấp cho các doanh nghiệp.
Thiết bị mạng Juniper EX4300-24T-TAA cũng hỗ trợ công nghệ Virtual Chassis của Juniper Networks, cho phép 10 thiết bị chuyển mạch được kết nối với nhau qua các cổng uplink và được quản lý như một thiết bị duy nhất, cung cấp một giải pháp khả mở và khả năng mở rộng để mở rộng môi trường mạng.
Thông số kỹ thuật Switch Juniper EX4300-24T-TAA
| Physical Specifications | |
| Backplane | 320 Gbps Virtual Chassis interconnect to combine up to 10 units as a single logical device |
| Uplink Module Options | 4-port dual-mode 10GbE/1GbE module with pluggable SFP+/SFP optics |
| Power Options | • Power supplies: Autosensing; 100-120 V/200-240 V; AC 350 W AFO, 350 W AFI, 715 W AFO, and 1100 W AFO dual loadsharing hot-swappable internal redundant power supplies • Maximum current inrush: 50 amps • EX4300-48MP: 100-120 V/200-240 V; AC 715 W AFO, 1100 W AFO, 1400 W AFO dual load-sharing hot-swappable internal redundant power supplies • DC power supply: 550 W DC AFO and 550 W DC AFI; input voltage range 43.5-60 V max (+/- 0.5 V); dual input feed, dual load-sharing hot-swappable internal redundant power supplies • Minimum number of PSUs required for fully loaded chassis: 1 per switch |
| Dimensions (W x H x D) | • 17.41 x 1.72 x 16.43 in. (44.21 x 4.32 x 41.73 cm) • Desktop installation width noted above, rack-mount width: 17.5 in, (44.5 cm) • Height: 1 U |
| System Weight | • EX4300 switch (with no power supply or fan module): 13 lb (5.9 kg) • EX4300 switch (with single power supply and two fan modules): 16.1 lb (7.3 kg) • 350 W AC power supply: 2.4 lb (1.1 kg) • SFP+ uplink module: 0.44 lb (0.2 kg) • Fan module: 0.33 lb (0.15 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 10,000 ft (3,049 m) • Non-operating altitude: up to 16,000 ft (4,877 m) • Relative humidity operating: 10% to 85% (noncondensing) • Relative humidity non-operating: 0% to 95% (noncondensing) |
| Cooling | • Field-replaceable fans: 2 • Airflow: PSU-7.5 cubic feet per minute (CFM); fan-22 CFM • Total maximum airflow throughput with two power supplies: 59 CFM |
| Hardware Specifications | |
| Switching Engine Model | Store and forward |
| DRAM | 2 GB with ECC |
| Flash | 2 GB |
| CPU | 1.5 GHz Dual-Core PowerPC CPU |
| GbE port density per system | 32 (24 host ports + four 40GbE ports + optional four-port 1/10GbE uplink module) |
| Physical Layer | • Time domain reflectometry (TDR) for detecting cable breaks and shorts • Auto medium-dependent interface/medium-dependent interface crossover (MDI/MDIX) support • Port speed downshift/setting maximum advertised speed on 10/100/1000BASE-T ports • Digital optical monitoring for optical ports |
| Physical Layer | • Time Domain Reflectometry (TDR) for detecting cable breaks and shorts: 24P/24T and 48P/48T only • Auto MDI/MDIX support: 24P/24T and 48P/48T only (all ports) • Port speed downshift/setting max advertised speed on 10/100/1000BASE-T ports: 24P/24T and 48P/48T only, on all ports • Digital optical monitoring for optical ports |
| Packet-Switching Capacities (Maximum with 64-Byte Packets) | 448 Gbps |
| Software Specifications | |
| Layer 2/Layer 3 Throughput (Mpps) (Maximum with 64 Byte Packets) | 333 Mpps (wire speed) |
| Security | • MAC limiting (per port and per VLAN) • Allowed MAC addresses configurable per port • Dynamic ARP inspection (DAI) • IP source guard • Local proxy ARP • Static ARP support • DHCP snooping • Captive portal • Persistent MAC address configurations • Distributed denial of service (DDoS) protection (CPU control path flooding protection) |
| Layer 2 Features | • Maximum MAC addresses per system: 64,000 • Jumbo frames: 9216 Bytes • Number of VLANs supported: 4093 • Range of possible VLAN IDs: 1 to 4094 • Virtual Spanning Tree (VST) instances: 510 • Port-based VLAN • Voice VLAN • Physical port redundancy: Redundant trunk group (RTG) • Compatible with Per-VLAN Spanning Tree Plus (PVST+) • Routed VLAN Interface (RVI) • Uplink Failure Detection (UFD) • ITU-T G.8032: Ethernet Ring Protection Switching • IEEE 802.1AB: Link Layer Discovery Protocol (LLDP) • LLDP-MED with VoIP integration • Default VLAN and multiple VLAN range support • MAC learning disable • Persistent MAC learning (sticky MAC) • MAC notification • Private VLANs (PVLANs) • Explicit congestion notification (ECN) • Layer 2 protocol tunneling (L2PT) • IEEE 802.1ak: Multiple VLAN Registration Protocol (MVRP) • IEEE 802.1p: CoS prioritization • IEEE 802.1Q: VLAN tagging • IEEE 802.1X: Port Access Control • IEEE 802.1ak: Multiple Registration Protocol • IEEE 802.3: 10BASE-T • IEEE 802.3u: 100BASE-T • IEEE 802.3ab: 1000BASE-T • IEEE 802.3z: 1000BASE-X • IEEE 802.3ae: 10-Gigabit Ethernet • IEEE 802.3ba: 40-Gigabit Ethernet • IEEE 802.3af: Power over Ethernet • IEEE 802.3at: Power over Ethernet Plus • IEEE 802.3x: Pause Frames/Flow Control • IEEE 802.3ah: Ethernet in the First Mile |
| Spanning Tree | • IEEE 802.1D: Spanning Tree Protocol • IEEE 802.1s: Multiple instances of Spanning Tree Protocol (MSTP) • Number of MST instances supported: 64 • Number of VLAN Spanning Tree Protocol (VSTP) instances supported: 510 • IEEE 802.1w: Rapid reconfiguration of Spanning Tree Protocol |
| Link Aggregation | • IEEE 802.3ad: Link Aggregation Control Protocol • 802.3ad (LACP) support: – Number of LAGs supported: 128 – Maximum number of ports per LAG: 16 • LAG load-sharing algorithm bridged or routed (unicast or multicast) traffic: – IP: S/D IP – TCP/UDP: S/D IP, S/D Port – Non-IP: S/D MAC • Tagged ports support in LAG |
| Layer 3 Features: IPv4 | • Maximum number of ARP entries: 64,000 • Maximum number of IPv4 unicast routes in hardware: 16,000 prefixes; 32,000 host routes • Maximum number of IPv4 multicast routes in hardware: 8000 multicast groups; 16,000 multicast routes • Routing protocols: RIPv1/v2, OSPF, BGP, IS-IS • Static routing • Routing policy • Bidirectional Forwarding Detection (BFD) • L3 redundancy: Virtual Router Redundancy Protocol (VRRP) |
| Layer 3 Features: IPv6 | • Maximum number of Neighbor Discovery (ND) entries: 32,000 • Maximum number of IPv6 unicast routes in hardware: 4000 prefixes; 15,000 host routes • Maximum number of IPv6 multicast routes in hardware: 8000 multicast groups; 16,000 multicast routes • Routing protocols: RIPng, OSPFv3, IPv6, ISIS • Static routing |
| Access control lists (ACLs) (Junos OS firewall filters) | • Port-based ACL (PACL): Ingress and egress • VLAN-based ACL (VACL): Ingress and egress • Router-based ACL (RACL): Ingress and egress • ACL entries (ACE) in hardware per system: – Port-based ACL (PACL) ingress: 3072 – VLAN-based ACL (VACL) ingress: 3500 – Router-based ACL (RACL) ingress: 7000 – gress shared across PACL and VACL: 512 – Egress across RACL: 1024 – ACL counter for denied packets • ACL counter for permitted packets • Ability to add/remove/change ACL entries in middle of list (ACL editing) • L2-L4 ACL |
| Access Security | • 802.1X port-based • 802.1X multiple supplicants • 802.1X with VLAN assignment • 802.1X with authentication bypass access (based on host MAC address) • 802.1X with VoIP VLAN support • 802.1X dynamic ACL based on RADIUS attributes • 802.1X Supported Extensible Authentication Protocol (EAP types): Message Digest 5 (MD5), Transport Layer Security (TLS), Tunneled TLS (TTLS), Protected Extensible Authenticated Protocol (PEAP) • MAC authentication (RADIUS) • Control plane DoS protection • Radius functionality over IPv6 for authentication, authorization, and accounting (AAA) • DHCPv6 snooping • IPv6 neighbor discovery • IPv6 source guard • IPv6 RA guard • IPv6 Neighbor Discovery Inspection • Media Access Control security (MACsec) |
| High Availability | • Redundant, hot-swappable power supplies • Redundant, field-replaceable, hot-swappable fans • Graceful Routing Engine switchover (GRES) for Layer 2 hitless forwarding and Layer 3 protocols on RE failover • Graceful protocol restart (OSPF, BGP) • Layer 2 hitless forwarding on RE failover • Nonstop bridging: LACP, xSTP • Nonstop routing: PIM, OSPF v2 and v3, RIP v2, RIPnG, BGP, BGPv6, ISIS, IGMP v1, v2, v3 • Online insertion and removal (OIR) uplink module |
| Quality of Service (QoS) | • L2 QoS • L3 QoS • Ingress policing: 1 rate 2 color • Hardware queues per port: 12 • Scheduling methods (egress): Strict priority (SP), WDRR • 802.1p, DiffCode (DSCP)/IP precedence trust and marking • L2-L4 classification criteria: Interface, MAC address, Ethertype, 802.1p, VLAN, IP address, DSCP/IP precedence, TCP/UDP port numbers, and more • Congestion avoidance capabilities: Tail drop, weighted random early detection (WRED) |
| Multicast | • IGMP: v1, v2, v3 • IGMP snooping • Multicast Listener Discovery (MLD) snooping • PIM-SM, PIM-SSM, PIM-DM |
| Services and Manageability | • Junos OS CLI • Web interface • Out-of-band management: Serial; 10/100/1000BASE-T Ethernet • ASCII configuration • Rescue configuration • Configuration rollback • Image rollback • LCD management • Element management tools: Juniper Networks Network and Security Manager (NSM) • Remote performance monitoring • Proactive services support via Advanced Insight Solutions (AIS) • SNMP: v1, v2c, v3 • RMON (RFC 2819) Groups 1, 2, 3, 9 • Network Time Protocol (NTP) • DHCP server • DHCP client and DHCP proxy • DHCP relay and helper • DHCP local server support • RADIUS • Junos Space Service Now for automated fault detection, simplified trouble ticket management, and streamlined operations • TACACS+ • SSHv2 • Secure copy • HTTP/HTTPs • Domain Name System (DNS) resolver • System logging • Temperature sensor • Configuration backup via FTP/secure copy |
| Safety and Compliance | |
| Safety Certifications | • UL-UL60950-1 (First Edition) • C-UL to CAN/CSA 22.2 No. 60950-1 (First Edition) • TUV/GS to EN 60950-1, Amendment A1-A4, A11 • EN 60950-1 (2006 +A1:2009+A12:2010) Information Technology Equipment—Safety • IEC 60950-1 (2005 +A1:2009) Information Technology Equipment—Safety |
| Electromagnetic Compatibility Certifications | • FCC 47CFR Part 15 Class A • EN 55022 Class A • ICES-003 Class A • VCCI Class A • AS/NZS CISPR 22 Class A • CISPR 22 Class A • EN 55024 • EN 300386 • CE |
| NEBS | GR-1089-Core: EMC and Electrical Safety for Network Telecommunications Equipment |
| Environmental | Reduction of Hazardous Substances (ROHS) 6/6 |
| Telco | • CLEI code |
| Acoustic Noise in DBA | 38.5 |
Mọi thông tin chi tiết về sản phẩm Switch Juniper 24 Port 10/100/1000BaseT EX4300-24T-TAA cũng như các sản phẩm switch chia mạng khác quý khách vui lòng liên hệ trực tiếp với Viễn Thông Xanh. Đến với chúng tôi bạn sẽ được tư vấn giải pháp, hỗ trợ kỹ thuật, cấu hình và triển khai thiết bị trên hệ thống cũng như cùng bạn khắc phục các sự cố trong quá trình triển khai. Hãy liên hệ với chúng tôi theo các số điện thoại trên Website để được tư vấn tốt nhất.
Bạn có thể dễ dàng mua Switch Juniper ở rất nhiều địa điểm khác nhau trên thị trường hiện nay, tuy nhiên việc tìm kiếm và lựa chọn được một đơn vị uy tín, chuyên cung cấp những sản phẩm chính hãng hẳn không phải là điều dễ dàng nhất là khi hàng nhái, hàng giả đang tràn lan rất nhiều. Thế nhưng bạn cũng không phải quá lo lắng bởi Viễn Thông Xanh chính là một đối tác sẽ giúp bạn giải quyết những khó khăn đó.
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