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Технічні характерситики з просторів інтернету:
Розміри: 440 × 300 × 43.6 mm (17.3 × 11.8 × 1.7 in.)
Вага: 4.5 kg
Консоль порт: 1
GE ports на фронтальній панелі: 24 10/100/1,000M electrical ports, 4 Gigabit SFP Combo ports
Напруга: АС Rated voltage: 100 VAC to 240 VAC, 50 Hz or 60 Hz, АСInput voltage: 90 VAC to 264 VAC, 47 Hz to 63 Hz, DC Rated voltage range: 10.8 VDC to 13.2 VDC
Споживана потужність: 35Вт
Споживана потужність (повна конфігурація): 62Вт
Робоча температура: 0°C to 45°C (32 °F to 113 °F)
Wire speed L2 switching: Switching capacity (Full duplex) - 48 Gbps
Packet forwarding rat: 35.7 Mpps
Power over Ethernet: Not supported
Link aggregation: Aggregation of GE ports l Aggregation of 10GE ports (S5120-24P-EI and S5120-48P-EI do not support) l Dynamic link aggregation l Static link aggregation l Supports up to 128 aggregation groups, each supporting up to eight GE ports or four 10GE ports
Flow control: IEEE 802.3x flow control and back pressure
Jumbo Frame: Supports maximum frame size of 9 KB
MAC address table: 16K MAC addresses l 1024 static MAC addresses l Blackhole MAC addresses l MAC address learning limit on a port
VLAN: Port-based VLANs (4,094 VLANs) l QinQ and selective QinQ l Voice VLAN l Protocol-based VLANs l GVRP l MAC-based VLANs l IP subnet-based VLANs
ARP: 256 entries l 256 static entries l Gratuitous ARP l Standard proxy ARP and local proxy ARP l ARP Detection
ND: 256 entries l 256 static entries
VLAN virtual interface: 8
DHCP: DHCP Client l DHCP Snooping l DHCP Relay
UDP Helper: yes
DNS: Dynamic domain name resolution l Dynamic domain name resolution client l IPv4/IPv6 addresses
IPv4 route: 32 static routes
IPv6 route: 32 static routes
IPv4 multicast: IGMP (Internet Group Management Protocol) Snooping v1/v2/v3 l Multicast VLAN l 1024 multicast groups l Unknown multicast packets dropping
IPv6 multicast: MLD Snooping v1/v2 l IPv6 multicast VLAN l 1024 multicast groups
Broadcast/multicast/unicast storm control: Storm control based on port rate percentage l PPS-based storm control
MSTP: MSTP protocol l 16 instances l STP Root Guard l BPDU Guard
RRPP: RRPP protocol l Multi-instance RRPP
Smart link: Up to 26 groups supported
Monitor link: Supported
QoS/ACL: l Restriction of the rates at which a port sends and receives packets, with a granularity of 64 kbps. l Packet redirection l Committed access rate (CAR), with a granularity of traffic limit 64 kbps. l Eight output queues for each port l Flexible queue scheduling algorithms based on port and queue, including strict priority (SP), weighted round robin (WRR), and SP + WRR. l Remarking of 802.1p and DSCP priorities l Packet filtering at L2 (Layer 2) through L4 (Layer 4); flow classification based on source MAC address, destination MAC address, source IP (IPv4/IPv6) address, destination IP (IPv4/IPv6) address, port, protocol, and VLAN. l Time range
Mirroring: Traffic mirroring l Port mirroring
Remote mirroring: Remote port mirroring
Security: Hierarchical management and password protection of users l AAA authentication l RADIUS authentication l HWTACACS+ l SSH 2.0 l Port isolation l Port security l Centralized MAC address authentication l IP-MAC-port binding l IP Source Guard l Https l SSL l PKI ( Public Key Infrastructure ) l EAD
802.1X: Up to 1,024 users l Port-based and MAC address–based authentication l Guest VLAN l Trunk port authentication l Dynamic assignment of QoS/ACL/VLAN based on 802.1X
Loading and upgrading: Loading and upgrading through XModem protocol l Loading and upgrading through FTP l Loading and upgrading through the trivial file transfer protocol (TFTP)
Management: Configuration through CLI l Remote configuration through Telnet l Configuration through Console port l Simple network management protocol (SNMP) l Remote monitoring (RMON) alarm, event and history recording l iMC NMS l Web-based network management l System log l Hierarchical alarms l Huawei group management protocol (HGMP) V2 l NTP l Power supply alarm function l Fan and temperature alarms l IRF( only supported by S5120-C-EI series switches)
Maintenance: Debugging information output l Ping and Tracert l NQA l Track l Remote maintenance through Telnet l Virtual cable test l 802.1ag l 802.3ah l DLDP