Cisco Meraki MS250-48LP-HW  

Технические характеристики коммутатора Cisco Meraki MS250-48LP-HW: 

Interfaces

• 48 × 10/100/1000BASE-T Ethernet (RJ45) with auto-MDIX crossover
• 802.3af/802.3at Power-over-Ethernet (PoE/PoE+) on MS250-24P, available on all ports (maximum of 30W per port for PoE+)
• 4 × SFP+ 10 Gigabit Ethernet interfaces for uplink
• 2 × Stacking interfaces
• Auto negotiation and crossover detection

Management

• Managed via the cloud using the Meraki dashboard
• Integrated with Meraki Wireless and complete portfolio of IT products and solutions
• No-touch remote deployment (no staging needed)
• Detailed historical per-port and per-client usage statistics
• DHCP, client, and hostname fingerprinting
• SNMPd and SYSLOG support for integration with other network management solutions
• Seamless over-the-web firmware upgrades with scheduling & control

Remote diagnostics

• Email, SMS and Mobile push notification alerts
• Cable testing and link failure detection with alerting
• Live remote packet capture
• Dynamic and interactive network discovery and topology
• Aggregated event logs with instant search

Flexible stacking

• Physical stacking of up to 8 switches with 80 Gbps stack bandwidth on all models
• Virtual stacking supports thousands of switch ports in a single logical stack for unified management, monitoring, and configuration

Ethernet switching capabilities

• 802.1p Quality of Service prioritization
• 802.1Q VLAN tagging with 4,095 addressable tags
• 802.1w, 802.1D Rapid Spanning Tree Protocol (RSTP, STP)
• Broadcast storm control
• 802.1ab Link Layer Discovery Protocol (LLDP) and Cisco Discovery Protocol (CDP)
• 802.3ad link aggregation with up to 8 ports per aggregate, Multichassis aggregates supported on stacked switches
• IGMP snooping for multicast filtering
• MAC forwarding entries: 16K on 24-port models, 32K on 48-port models

Security

• Integrated two-factor authentication for Dashboard management
• Role-based access control (RBAC) with granular device and configuration control
• Corporate wide password policy enforcement
• IEEE 802.1X RADIUS, hybrid authentication and RADIUS server testing
• MAC-based RADIUS authentication (MAB)
• Port security: Sticky MAC, MAC whitelisting
• DHCP snooping, detection and blocking
• STP Enhancements: BPDU guard, Root guard
• IPv4 ACLs

Power over Ethernet:

• 802.3af (PoE) 15.4 W per port and 802.3at (PoE+) 30 W per port
• Maximum PoE output (48LP/48FP): 370 / 740 W
• PoE available on all ports simultaneously

Performance

• Non-blocking switching fabric
• Switching capacity: 128Gbps (24-port models), 176Gbps (48-port models)
• Forwarding rate (mpps): 95.24 (24-port models), 127.98 (48-port models)
• Jumbo Frame Support (9578 byte Ethernet frame)
• Flow control support

Layer 3 capabilities

• Static routing
• Dynamic routing (OSPFv2)
• DHCP Server and Relay
• Warm spare (VRRP) with DHCP Failover

Power

• Power input: 100 - 240 VAC, 47-63 Hz
• Power consumption: 24 - 874 W
• Power Supplies are field-replaceable, one power supply is included

Mounting

• 1U Rack-mountable with included rack mount hardware
• 2-post front mounting options available

Environment

• Operating temperature: 32°F to 104°F (0°C to 40°C)
• Humidity: 5 to 95% non-condensing
• Fan control

Regulatory

• CSA-US (US, Canada)
• FCC (USA)
• IC (Canada)
• CE (Europe)
• RCM (Australia/New Zealand)
• RoHS

Warranty

• Full lifetime hardware warranty with next-day advanced replacement included

MTBF at 25°C

• MS250-48: 392,906
• MS250-48LP: 339,906
• MS250-48FP: 338,366

Physical dimensions (H×W×D)

• MS250-48: 1.72” x 19.08” x 20.32”(4.38cm x 48.46cm x 51.6cm)
• MS250-48LP: 1.72” x 19.08” x 20.32”(4.38cm x 48.46cm x 51.6cm)
• MS250-48FP: 1.72” x 19.08” x 23.42”(4.38cm x 48.46cm x 59.5cm)

Physical Weight

• MS250-48: 11.56 lb (5.24 kg)
• MS250-48LP: 12.37 lb (5.61 kg)
• MS250-48FP: 12.83 lb (5.82 kg)