Cisco Small Business Pro ESW 520 48 10/100 PoE + 4 GigE Ports

Сигурност IEEE 802.1X: RADIUS authentication, MD5 hash; guest VLAN; single/multiple host mode; ACLs: Filtering or rate limiting of traffic flows based on Layer 2, Layer 3, or Layer 4 access control parameters (ACPs); SSL: Encrypts all HTTP traffic
Други IP phone plus desktop: Optimized QoS for IP phone and desktop configurations; Voice traffic placed on "Cisco-Voice" VLAN; Configurable data VLAN; QoS level assures that voice-over-IP (VoIP) traffic takes precedence
Захранване 100–240V/ 47–63 Hz, internal, universal; also equipped with external redundant power supply connector for external power supply, -48V DC
MAC адреси not available information
Управление Built-in browser-based utility for easy device configuration (HTTP/HTTPS); Cisco Configuration Assistant: Allows device configuration and system management for streamlined integration; Simple Network Management Protocol (SNMP): SNMP v 1, 2c, and 3
Памет (Flash, RAM) Flash Memory: 32 MB, RAM: 128 MB
VLAN (брой, стандарти) VLAN support for: 802.1Q tag-based VLANs
Размери, mm 440 x 375 x 44 mm, 1U Height
Stackable No
Суич, тип Fixed Port
Общ брой портове 52
Основни портове, тип 48x10/100Base-TX
Power Over Ethernet (PoE) IEEE 802.3af PoE delivered over any of the RJ-45 por; Maximum power of 15.4 W to any 10/100 port; 370 W total
Uplink портове 2x10/100/1000Base-T, 2xSFP
Свободни (10GB) слотове No
Fans 3 Fans
Routing Layer 2 Only
Капацитет за маршрутизиране/превключване, Gbps 17.6 Gbps
Пропускателна способност, Mpps 13 Mpps
QoS Priority levels: 4 hardware queues; Scheduling: Priority queuing and weighted round-robin (WRR); Class of service: Port based, 802.1p VLAN priority based, IPv4 IP precedence/type of service (ToS)/differentiated services code point (DSCP) based
L2 мреживи стандарти IEEE 802.1D Spanning Tree, IEEE 802.1w Rapid Spanning Tree, IEEE 802.1s Multiple Spanning Tree, Fast linkover
L3 мрежови стандарти -
IPv6 functionality -



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