Модель | S5720-28P-LI-AC |
Описание | 24 x Ethernet 10/100/1,000 Base-T ports, 4 x Gig SFP ports; AC power supply; Forwarding performance: 51 Mpps; Switching capacity: 336 Gbit/s; |
Коммутационная ёмкость | 336 Гбит/с, 2.56 Тбит/с |
Таблица MAC-адресов | 16K MAC address entries MAC address learning and aging Static, dynamic, and blackhole MAC address entries Packet filtering based on source MAC addresses Interface-based MAC learning limiting |
VLAN | 4K VLANs Guest VLAN and voice VLAN GVRP MUX VLAN VLAN assignment based on MAC addresses, protocols, IP subnets, policies, and interfaces 1:1 and N:1 VLAN mapping |
Jumbo Frame | 10K |
Задержка | 2.5 us |
Защита сети | RRPP ring topology and RRPP multi-instance Smart Link tree topology and Smart Link multi-instance, providing millisecond-level protection switchover SEP ERPS (G.8032) STP (IEEE 802.1d), RSTP (IEEE 802.1w), and MSTP (IEEE 802.1s) BPDU protection, root protection, and loop protection BPDU tunnel |
Протоколы качества и надежности соединений | VRRP, VRRP for BFD, VRRP6 EFM OAM (802.3ah) CFM OAM (802.1ag) ITU-Y.1731 DLDP LACP |
IP-маршрутизация | Статическая маршрутизация, RIP, RIPng, OSPF |
Функции IPv6 | Neighbor Discovery (ND) Path MTU (PMTU) IPv6 ping, IPv6 tracert, and IPv6 Telnet ACLs based on the source IPv6 address, destination IPv6 address, Layer 4 ports, and protocol type MLD v1/v2 snooping |
Multicast | IGMP v1/v2/v3 snooping and IGMP fast leave Multicast forwarding in a VLAN and multicast replication between VLANs Multicast load balancing among member ports of a trunk Controllable multicast Interface-based multicast traffic statistics |
QoS/ACL | Rate limiting on packets sent and received by an interface Packet redirection Interface-based traffic policing and two-rate and three-color CAR Eight queues on each interface WRR, DRR, SP, WRR + SP, and DRR + SP queue scheduling algorithms Re-marking of the 802.1p priority and DSCP priority Packet filtering at Layer 2 to Layer 4, filtering out invalid frames based on the source MAC address, destination MAC address, source IP address, destination IP address, TCP/UDP port number, protocol type, and VLAN ID Rate limiting in each queue and traffic shaping on interfaces |
Безопасность | Hierarchical user management and password protection DoS attack defense, ARP attack defense, and ICMP attack defense Binding of the IP address, MAC address, interface number, and VLAN ID Port isolation, port security, and sticky MAC MFF Blackhole MAC address entries Limit on the number of learned MAC addresses IEEE 802.1x authentication and limit on the number of users on an interface AAA authentication, RADIUS authentication, HWTACACS+ authentication, and NAC SSH V2.0 Hypertext Transfer Protocol Secure (HTTPS) CPU defense Blacklist and whitelist DHCP relay, DHCP server, and DHCP snooping DHCPv6 relay, DHCPv6 server, and DHCPv6 snooping |
Молниезащита | Service interface: 7 kV |
Технология SVF | Действует как SVF-клиент, автоматически готовый к работе и не требующий настройки |
Автоматическая загрузка системного ПО и патчей на клиент | |
Автоматическая доставка сервисных настроек в один клик | |
Независимо работающие клиенты | |
Управление и обслуживание | iStack Virtual Cable Test (VCT) Remote configuration and maintenance using Telnet SNMP v1/v2c/v3 RMON Web-based NMS HTTPS LLDP/LLDP-MED System logs and multi-level alarms 802.3az EEE Dying Gasp (S5720-X-LI series) |
Эксплуатационные характеристики | Рабочая температура: 0°C to 45°C Относительная влажность: 5% to 95% (без конденсата) |
Входное напряжение | AC: Rated voltage range: 100V to 240V AC, 50 Hz/60 Hz Maximum voltage range: 90V to 264V AC, 47 Hz/63 Hz DC: Rated voltage range: –48V to –60V, DC Maximum voltage range: –36V to –72V, DC Note: Models supporting PoE do not use DC power supplies |
Габариты (Ш x Г x В), мм | 442 mm x 220 mm x 43.6 mm |
Потребляемая мощность | 20.2W |
Совместимость | VBST (совместимо с PVST/PVST+/RPVST) |
LNP (аналогично DTP) | |
VCMP (аналогично VTP) |