| Flow Control | | IEEE 802.3x (Full-duplex) |
| Manageable | | Yes |
| Connectivity Media | | Twisted Pair |
| Manufacturer | | D-Link Systems, Inc |
| Number of Ports | | 48 |
| Number of Expansion Slots | | 2 |
| Expansion Slots | | (2 Total) SFP (mini-GBIC) |
| Input Voltage | | 110V AC 220V AC |
| Switching Method | | Store-and-forward |
| Manufacturer Part Number | | DES-3550 |
| Management | | In Band & Out of Band: Telnet CLI/Console RMON (4 Groups) Web-based HTTP SNMPv1/v2c/v3 Compatible Port Mirroring |
| Additional Information | | IGMP Snooping: Supports up to 128 L2 Multicast Groups |
| Standard Warranty | | Lifetime Limited |
| Temperature | | 0 C (32.0 F) to 40 C (104.0 F) Operating -40 C (-40.0 F) to 70 C (158.0 F) Storage |
| Input Voltage Range | | 100V AC to 120V AC |
| Fast Ethernet Port | | Yes |
| Parts Warranty/Labor | | 3 Year - Power supplies and fans |
| Protocols | | Spanning Tree Protocol RSTP MSTP GARP GVRP LACP TCP/IP IGMP Snooping BootP TFTP |
| Layer Support | | 2 |
| Modules | | Not Included |
| Manufacturer Website Address | | www.dlink.com |
| Humidity | | 5% to 95% Non-condensing Relative Humidity Operating |
| Number of Stacks | | 32 |
| Dimensions | | 1.69" Height x 17.36" Width x 12.16" Depth |
| Security Features | | VLANs: Supports up to 255 Dynamic/ 64 Static VLAN groups Access Control Lists Port Security: Port lock down to MAC Address |
| Additional Warranty Information | | Limited Lifetime Warranty for as long as the original customer/end user owns the product, or five years after product discontinuance, whichever occurs first (excluding power supplies and fans) |
| Brand Name | | D-Link |
| Address Table | | 8K MAC Addresses |
| Frequency | | 50 Hz or 60 Hz |
| Product Line | | FlexSwitch |
| Shipping Dimensions | | 3.75" Height x 17.25" Width x 23.25" Depth |
| Certifications & Standards | | IEEE: 802.3: Ethernet 802.3u: Fast Ethernet 802.3ad: Gigabit Ethernet 802.1d: Spanning Tree 802.1w: Rapid Spanning Tree 802.1s: Multiple Spanning Tree Group 802.1p: Priority Tags 802.1Q: VLANs 802.3ad: Link Aggregation Control 802.3x: Flow Control 802.1x: Port-based Network Access Control 802.1x: MAC-based Network Access ControlIETF: RFC 1157: SNMP RFC 1757: RMON (4 Groups) RFC 1493: Bridge MIB RFC 1213: MIB II RFC 1643: Ether-like MIB RFC 2674: 802.1p IF MIB Emissions: CE Mark FCC Class A C-Tick VCCI Class ASafety: CSA International |
| Weight | | 9.78lb |
| Product Series | | 3000 |
| Power Source | | Power Supply |
| Shipping Weight | | 12.9 lb |
| Product Name | | FlexSwitch DES-3550 Stackable Ethernet Switch |
| Redundant Power Supply | | Yes |
| Interfaces/Ports | | 48 x RJ-45 10/100Base-TX LAN 2 x RJ-45 10/100/1000Base-T LAN 1 x Console Management |
| Product Type | | Stackable Ethernet Switch |
| Performance | | 13.6Gbps Switching Fabric |