Суич, тип: | Fixed Port |
Общ брой портове: | 28 |
Основни портове, тип: | 24x10/100/1000Base-T |
Power Over Ethernet (PoE): | Support 802.3af PoE and 802.3at PoE+, and Cisco pre-standard (legacy) PoE. Power Dedicated to PoE: 195W |
Uplinkпортове: | 2x10GE SFP, 2x10GBase-T |
Свободни (10GB) слотове: | No |
Управление: | Web user interface: Built-in switch configuration utility for easy browser-based device configuration (HTTP/HTTPS); SNMP: SNMP versions 1, 2c, and 3 with support for traps, and SNMP version 3 user-based security model (USM) |
Stackable: | No |
Fans: | 2 fans (0° to 30°C: 35.1dB, 50°C: 46.2dB) |
Захранване: | Internal power supply: 100-240V, 50-60 Hz |
Routing: | Layer 3 Lite |
Памет (Flash, RAM): | Flash Memory: 256 MB; RAM: 512 MB |
Капацитет за маршрутизиране/превключване, Gbps: | 128 Gbps |
Пропускателна способност, Mpps: | 95.23 Mpps |
MACадреси: | 8000 MAC address table size |
VLAN (брой, стандарти): | Port-based and 802.1Q tag-based VLANs; Support for up to 256 active VLANs simultaneously |
QoS: | Priority levels: 8 hardware queues; Scheduling: Strict priority and weighted round-robin (WRR); Class of service: Port based, 802.1p VLAN priority based, IPv4/v6 IP precedence/ToS/DSCP based, DiffServ, trusted QoS; Rate limiting; Congestion avoidance |
L2мрежови стандарти: | IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3af, IEEE 802.3at, IEEE 802.3ad, IEEE 802.1ab (LLDP), IEEE 802.3az, IEEE 802.3z, IEEE 802.3x, IEEE 802.1D, IEEE 802.1Q/p VLAN, IEEE 802.1w, IEEE 802.1s, IEEE 802.1X |
L3мрежови стандарти: | IPv4 routing (Wire-speed routing of IPv4 packets, Up to 32 static routes and up to 16 IP interfaces), IPv6 routing (Wire-speed routing of IPv6 packets), Layer 3 interface, CIDR, DHCP relay at Layer 3, User Datagram Protocol (UDP) relay |
IPv6 functionality: | IPv6 host mode; IPv6 over Ethernet; Dual IPv6/IPv4 stack; IPv6 neighbor and router discovery (ND); IPv6 Stateless Address Autoconfiguration; Path MTU Discovery; IPv6 over IPv4 network with ISATAP support; USGv6 and IPv6 Gold Logo certified, ICMP v6, DAD |
Сигурност: | SSL, Secure Shell (SSH) Protocol, IEEE 802.1X (authenticator role), Secure Core Technology (SCT), Secure Sensitive Data (SSD), Port security, RADIUS, Storm control, DoS prevention, Access Control Lists (ACLs), STP loopback guard |
Размери (Ш, Д, В), mm: | 440 x 257 x 44 |
Опция за монтаж: | Rack-mountable - 1U |
Гаранция: | 99месеца |
Доп. информация: | Model comparison for the Cisco 250 Series Managed Switches |