Model

GS728TP

10M/100M/1G RJ-45 copper ports

24

PoE / PoE+ ports

24 PoE+ (190W PoE budget)

1G SFP (fiber) ports

4 (dedicated) 

USB port (for config file upload/backup & firmware updates)

Yes

CPU 

MIPS-34Kc 700MHz Single Core

Packet buffer memory (Dynamically shared across

1.5 MB

Forwarding modes

Store-and-forward

Bandwidth

56 Gbps

Priority queues

8

Priority queuing

Weighted Round Robin (WRR) 

MAC address database size (48-bit MAC addresses)

16K

Multicast groups

512

Number of IPv4 static routes

32

Number of IPv6 static routes

32

Number of VLANs

256

Access Control Lists (ACLs)

100 shared for MAC, IP and IPv6 ACLs (ingress)

Packet forwarding rate (64 byte packet size)(Mpps) 

41.67

Jumbo frame support (bytes)

Up to 10K packet size

Acoustic noise level @ 25°C (dBA) (ANSI-S10.12)

27.08dBA

Mean Time Between Failures (MTBF) @ 25°C

1,250,365 hours

100M Copper Latency (64-byte; 1518-byte; 9216-byte frames)

8.916µs; 9.258µs; 9.009µs

1G Copper Latency (64-byte; 1518-byte; 9216-byte frames)

3.388µs; 3.625µs; 3.716µs

1G Fiber Latency (64-byte; 1518-byte; 9216-byteframes)

3.204µs; 3.209µs; 3.298µs

L2 Services - VLANs 

IEEE 802.1Q VLAN tagging

Yes

IP-based VLANs

Yes

MAC-based VLANs

Yes

Auto-VoIP VLAN / Auto-Voice VLAN

Yes, based on OUI bytes (default database and user-based OUIs) in the phone source

MAC address

Auto-VoIP 

Yes, based on protocols (SIP). Prioritzes traffic to a higher queue

Voice VLAN

 Yes, based on either VLAN ID or 802.1p priority, packets are passed onto the connecting VoIP phone using LLDP-MED

Auto-Video VLAN

Yes

GARP with GVRP

Yes

Private VLAN

Yes

L3 Services - DHCP 

DHCP client

Yes

DHCP snooping

Yes

L3 Services - Routing 

IPv4 static routing

32

IPv6 static routing

32

VLAN routing

Yes

Host ARP table (number of entries)

512 ARP

ICMP Router Discovery Protocol (IRDP)

Yes

Number of IP VLAN interfaces (routed VLANs)

15

Network Security 

Access Control Lists (ACLs)

L2 / L3 / L4

Power Consumption (when all ports used, line-rate traffic and max PoE) 

Max power (worst case, all ports used, full PoE,line-rate traffic) (Watts)

439W

Heat Dissipation (worst case, all ports used, fullPoE, line-rate traffic) (BTU/hr)

1,501.3 BTU/hr

Many-to-one port mirroring 

28

Fan

2

Dimensions

440 x 257 x 43.2 mm

Weight

3.78 kg