SG250-50, Cisco SG250 Series Switch, 50xGigabit ports/Smart Managed/Layer 2

SG250-50 Specification

Capacity in millions of packets per second (mpps) (64-byte packets)

74.41

Switching capacity in gigabits per second (Gbps)

100.0

Spanning Tree Protocol (STP)

Standard 802.1d spanning tree support

Fast convergence using 802.1w (Rapid Spanning Tree Protocol [RSTP]), enabled by default

Multiple spanning tree instances using 802.1s (MSTP); 8 instances are supported

Per-VLAN Spanning Tree Plus (PVST+) and Rapid PVST+ (RPVST+); 126 instances are supported

Port grouping/link aggregation

Support 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 LAG

VLAN

Support for up to 255 active VLANs simultaneously

Port-based and 802.1Q tag-based VLANs

Management VLAN

Guest VLAN

Voice VLAN

Voice traffic is automatically assigned to a voice-specific VLAN and treated with appropriate levels of QoS. Auto voice capabilities deliver networkwide zero-touch deployment of voice endpoints and call control devices

Generic VLAN Registration Protocol (GVRP) and Generic Attribute Registration Protocol (GARP)

Protocols for automatically propagating and configuring VLANs in a bridged domain

HOL blocking

Head-Of-Line (HOL) blocking

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

Total system ports

50 Gigabit Ethernet

RJ-45 ports

48 Gigabit Ethernet

Combo ports (RJ-45 + SFP)

2 Gigabit Ethernet combo

USB slot

USB Type-A slot on the front panel of the switch for easy file and image management

Buttons

Reset button

Cabling type

Unshielded Twisted Pair (UTP) Category 5 or better for 10BASE-T/100BASE-TX; UTP Category 5e or better for 1000BASE-T

Mounting Options

Desktop placement, rackmount (excluding SG250-08 and SG250-08HP) and wall-mount

LEDs

System, Link/Act, PoE, Speed

Flash

256 MB

CPU memory

512 MB

Packet buffer

24 Mb

Unit dimensions (W x H x D)

440 x 44 x 257 mm (17.3 x 1.73 x 10.12 in)

Power

100 to 240V 50 to 60 Hz, internal, universal: SF250-24, SF250-24P, SF250-48, SF250-48HP, SG250-26, SG250-26HP, SG250-26P, SG250-50, SG250-50HP, SG250-50P, SG250X-24, SG250X-24P, SG250X-48, SG250X-48P

100 to 240V 50 to 60 Hz, external: SG250-08, SG250-08HP, SG250-10P

Certification

UL (UL 60950), CSA (CSA 22.2), CE mark, FCC Part 15 (CFR 47) Class A

Operating temperature

32° to 122°F (0° to 50°C)

Storage temperature

-4° to 158°F (-20° to 70°C)

Operating humidity

10% to 90%, relative, noncondensing

Storage humidity

10% to 90%, relative, noncondensing