| Modelis | GS2028PS4-400W |
| Ethernet prievadai | 24× 10/100/1000 Mbps PoE+ ports, 4× Gigabit Combo SFP/TP ports, 1× Console port |
| PoE standartai | IEEE 802.3af (15.4W), IEEE 802.3at (30W) |
| PoE išėjimo įtampa | DC 48–55V |
| PoE galios kontaktai | 1/2 (+), 3/6 (–) |
| Įrenginio maksimali PoE galia | 400W |
| Komutacijos talpa | 56 Gbps |
| Perdavimo dažnis | 41.66 Mpps |
| MAC adresų lentelė | 8K |
| VLAN palaikymas | 4096 VLANs |
| Dideli kadrai | 9.6 KB |
| Paketų buferis | 4 MB |
| Atmintis | 128 MB |
| Flash atmintis | 16 MB |
| Perdavimo režimas | Store-and-forward |
| Maitinimo įėjimas | AC 110–240V |
| LED indikatoriai | SYS, PWR, Link/ACT |
| Lightning/Surge Protection | Surge: 6KV (common), 4KV (differential), ESD: 15KV |
| Darbinė temperatūra | -20°C ~ 55°C |
| Laikymo temperatūra | -40°C ~ 85°C |
| Darbinė drėgmė | 10% ~ 95%, non-condensing |
| Altitude Tolerance | Up to 3,000 meters |
| Korpusas | Fanless, 1U rackmount metal housing |
| Matmenys | 445×285×45 mm |
| Palaikomi protokolai | IEEE 802.3/3u/3ab/3ad/3az/3x/3af/3at, IEEE 802.1q, 802.1p, QoS, IGMP Snooping |
| 2 lygio (L2) ypatybės | Port management, port mirroring, port isolation, speed/duplex/MTU config, LACP, static aggregation, flow control, storm suppression |
| VLAN Types | Port-based, MAC-based, protocol-based, GVRP, Voice VLAN |
| Aprėpiantys protokolai | STP (802.1D), RSTP (802.1w), MSTP (802.1s) |
| Multicast Support | IGMP Snooping v1/2/3, MLD Snooping |
| Saugumas | 802.1X, AAA, TACACS+, ARP binding, DoS defense, port security |
| Paslaugų kokybė (QoS) | 802.1p (COS), DSCP, IP/port-based classification, SP/WRR scheduling, CAR (rate limiting) |
| Diagnostics | LLDP, VCT (cable test), ping, traceroute |
| Valdymas | WEB, CLI, SSH, Telnet, SNMP v1/v2/v3, RMON, DHCP Snooping, Option82 |
| MTBF | 100,000 hours |