6 SFP ports for uplink and stacking 10G Stacking bandwidth 8 PoE+ ports
with 30W of power Static routing and comprehensive IPv6 support Network Protocol
and Standards CompatibilityIEEE 802.3 10BASE-T IEEE 802.3u 100BASE-TX IEEE
802.3ab 1000BASE-T IEEE 802.3z 1000BASE-X IEEE 802.3× full-duplex flow control
IEEE802.3az (EEE) IEEE802.3af (DTE Power via MDI) IEEE802.3at (DTE Power via MDI
Enhancements)
Interfaces
GS728TS/GS752TS 24/48 × 10/100/1000 Mbps copper ports 2 x Combo ports to
support 10/100/1000 Mbps copper ports or 1G/100M optical module 2 x SFP slots
(port 25 and 26) to support 1G optical module 2 x SFP slots (port 27 and 28)
to support 1G optical module (uplink) and 2.5G stacking (via stacking cable
AGC761) Auto-sensing and auto-negotiating capabilities for all copper ports Auto
UplinkTM on all ports to make the right connection Administrative Switch
Management IEEE 8021.Q VLAN (256 groups, Static) IEEE 802.1p Class of Service
(CoS) 8 hardware queues (1 is reserved for CPU; 7 queues are user
configurable) Port-based QoS IEEE 802.3ad Static or Dynamic Link Aggregation
(LACP) IEEE 802.1D Spanning Tree Protocol IEEE 802.1w Rapid Spanning Tree
Protocol IEEE 802.1s Multiple Spanning Tree Protocol SNMP v1, v2c, v3 RFC
1213 MIB II RFC 1643 Ethernet Interface MIB RFC 1493 Bridge MIB RFC
2131 DHCP client IEEE 802.1× (RADIUS) RADIUS accounting IEEE 802.1× Dynamic
VLAN Assignment HTTPS/SSL: Secure HTTP GUI Layer 3 (DSCP) Quality of Service
(QoS) TACACS+ TCP/UPD-based priority mapping IGMP snooping v1, v2, v3 MLD
Snooping ACLs (MAC, IPv4, IPv6 and TCP/UDP based) Storm control for broadcast,
multicast and unknown unicast packets Port-based ingress/egress rate limiting
SNTP DNS DoS and Auto DoS prevention IPv6 management, multicast and QoS Static
Routing DHCP Snooping Green Features: EEE (Energy Efficient Ethernet) compliance
Lower power consumption during link-down or idle mode or with shorter
cable length
Protocol and MAC based VLAN RMON group 1, 2, 3, 9 Private Enterprise MIB
Port mirroring – many-to-one IEEE 802.3ab LLDP LLDP-MED Protected ports Cable
test Smart Control Center discovery Web-based configuration Configuration
backup/restore Password access control Firmware upgradeable
Performance Specifications Forwarding modes: Store-and-forward Bandwidth (per
unit): 56 Gbps for GS728TS/TPS, 104 Gbps for GS752TS/TPS Stacking up to
6 switches or 300 ports per stack Mix and match stacking supported on the
GS7×xTS/GS7×xTPS family (GS728TS, GS752TS, GS728TPS and GS752TPS) Stacking
bandwidth: 5 Gbps (bidirectional) Network latency: Less than 20 microseconds
for 64-byte frames in store-and-forward mode for 1000 Mbps to 1000 Mbps
transmission Buffer memory: 2 MB 128Mbytes System DDR SDRAM (32Mbx16) 32Mbytes
Flash size Address database size: 16K media access control (MAC) addresses per
system Addressing: 48-bit MAC address Number of VLANs is 256; Maximum VLAN id is
4093 Number of 802.1p traffic classes is 7 Number of LAGs is 8 Number of
static routes is 32 Number of routed VLANs is 15 Number of ARP Cache entries
size is 1024 Queues used for DiffServ is 7 Number of ACLs (IPv4/IPv6) is
100 Number of DHCP snooping binding is 8K Number of DHCP static entries
is 1024
Mean time between failures (MTBF): 303219.7 hours (~35.1 years) at 25°C
102616.4 hours (~11.8 years) at 55°C
AC Voltage: 100–240 V Frequency: 50–60 Hz Amperage (max): 1.4A Max Power
consumption: 77W
Dimensions (W x D x H): 440 × 257 × 43 mm Weight: 3.88 kg
