Thông số sản phẩm

    • Cổng giao tiếp: Cisco SF220-24 24-Port
    • SF220-24 là bộ switch quản lý của thương hiệu Cisco, được thiết kế chuyên để sử dụng cho các doanh nghiệp lớn với đầy đủ tính năng cao cấp và bảo mật.

Thông số kỹ thuật

  • ModelSF220-24-K9-EU
    Performance
    Switching capacity and forwarding rateCapacity in Millions of Packets per Second (mpps) (64-byte packets): 6.55
    Switching Capacity in Gigabits per Second (Gbps): 8.8
    Jumbo framesFrame sizes up to 10 KB supported on 10/100 and Gigabit Ethernet interfaces
    (9 KB for SG200-08 and SG200-08P)
    MAC tableUp to 8,000 MAC addresses
    Total system ports24 Fast Ethernet plus 2 Gigabit Ethernet
    RJ-45 ports24 Fast Ethernet
    Uplink ports2 Gigabit Ethernet combo
    Layer 2 Switching
    Spanning Tree Protocol (STP)Standard 802.1d STP support
    Fast convergence using 802.1w (Rapid Spanning Tree [RSTP]), enabled by default
    Port groupingSupport for IEEE 802.3ad Link Aggregation Control Protocol (LACP): Up to 4 groups, Up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad link aggregation
    VLANSupport for up to 256 VLANs simultaneously (out of 4096 VLAN IDs). 16 VLANs supported in SG200-08 and SG200-08P
    Port-based and 802.1Q tag-based VLANs
    Voice VLANVoice traffic is automatically assigned to a voice-specific VLAN and treated with appropriate levels of QoS
    Internet Group Management Protocol (IGMP) versions 1 and 2 snoopingIGMP limits bandwidth-intensive multicast traffic to only the requesters; supports 256 multicast groups (16 for SG200-08 and SG200-08P)
    Head-of-line (HOL) blockingHOL blocking prevention
    Security
    IEEE 802.1X (Authenticator role)802.1X: RADIUS authentication, MD5 hash
    Port securityLocks MAC addresses to ports, and limits the number of learned MAC addresses
    Storm controlBroadcast, multicast, and unknown unicast
    DoS preventionDoS attack prevention
    Quality of Service
    Priority levels4 hardware queues
    SchedulingStrict priority and weighted round-robin (WRR)
    Queue assignment based on differentiated services code point (DSCP) and class of service (802.1p/CoS)
    Class of servicePort based, 802.1p VLAN priority based, IPv4/v6 IP precedence/type of service (ToS)/DSCP based, Differentiated Services (DiffServ)
    Rate limitingIngress policer, per VLAN and per port
    Environmental
    Dimensions (W x H x D)440 x 44 x 201 mm
    Unit weight2.6 kg
    Power100V-240V 50-60 Hz, internal

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