+964 750 905 1010
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helptechco [dot] com
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48-Port PoE + 4-Port Uplink
● 10/100/1000Mbps Ethernet ports ● Auto-sensing technology delivers up to 90W of power to an 802.3bt PoE ++ device with backward compatibility for 802.3at PoE+ (30W) and 802.3af PoE (15.4W) devices |
Highlight Features ● 4 x 10G SFP Slots ● 1-4 ports support IEEE802.3af/at/bt ● 5-48 ports support IEEE802.3af/at ● Support for the 19-inch cabinet installation ● Support desktop installation |
Heat Dissipation ● Made of high-quality metal case, sturdy and durable with long service life, provide better heat dissipation, suitable for most environment. ● Built-in fan and venting holes help to dissipate heat quickly and ensure stable product operation |
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High Quality TPS PoE chipset inside ● High Quality TPS PoE chipset inside ensure High performance and stable operation of the product. |
Auto-sensing technology ● The port power prioritization technology ensures the continuous power supply of the key nodes. |
Lightning protection ● Electrostatic standard: contact 6KV, air 8KV ● MTBF > 50000 hour |
| Model | GS2048PS4 |
| Fixed port |
48 10/100/1000Base-T ports 4 10Gigabit SFP+ ports 1 Console port 1 USB port 1 Reset hole |
| LED Indicators | PWR, PoE, Link/Act LED |
| Input voltage | 100V~240V AC 50/60Hz |
| Power consumption | 750W (720W for PoE) |
| CPU | 400MHz ARM Cortex-A9 |
| DDR | 2G DDR3 800MHz |
| RAM | 256Mbits |
| Flash Memory | 64Mbits |
| Operating temperature | 0°C~40°C |
| Storage temperature | -40°C~70°C |
| Relative humidity | 5%~95% (non-condensing) |
| Thermal methods | Built-in FAN |
| PoE | |
| PoE port |
48 PoE ports. 1-4 ports support IEEE802.3af/at/bt, 5-48 ports support IEEE802.3af/at |
| PoE Standard | IEEE 802.3af/at/bt |
| Pin assignment |
IEEE 802.3af/at/: 2 pairs V+ (RJ45 Pin 3, 6), V- (RJ45 Pin 1, 2) IEEE 802.3bt/: 4 pairs V+ (RJ45 Pin 1, 2), V- (RJ45 Pin 3, 6) V+ (RJ45 Pin 4, 5), V- (RJ45 Pin 7, 8) |
| PoE management | Support Port-base PoE status view and control |
| L2 Switching | |
| Switching capacity | 176Gbps |
| Packet Buffer | 16Mbits |
| Throughput | 130.944Mpps |
| Port configuration | |
| Port auto-negotiation | Support |
| Port flow control |
Support full duplex IEEE802.3x flow control Support Half-duplex back pressure flow control |
| Broadcast storm control | Support broadcast, multicast, DLF packet rate limit |
| Port Mirroring | Support |
| Port Isolation | Support |
| Port Self-loop Detection | Support |
| Link Aggregation | Supports up to 128 aggregation groups, each group supports up to 8 ports |
| Jumbo Frame | Jumbo packets up to 12K bytes |
| Redundant port | Support |
| MAC configuration | |
| MAC address table | 32K |
| MAC address table management | Support |
| Static MAC address | Support |
| MAC Address Binding | Support |
| MAC Address Filtering | Support |
| MAC Address Learning control | Control number of port-based MAC address learning |
| VLAN configuration | |
| Number of VLANs | 4K |
| Port-based VLAN | Support |
| 802.1q VLANs | Support |
| MAC-based VLAN | Support |
| IP-based VLAN | Support |
| Protocol-based VLAN | Support |
| Voice VLAN | Support |
| VLAN mapping | Support |
| QinQ | Support |
| Reliability Protocol | |
| Spanning Tree Protocol | Support STP/RSTP/MSTP |
| EAPS Protocol | Support |
| ERPS Protocol | Support G.8032/Y.1344 |
| LLDP | Support LLDP & LLDP-MED |
| UDLP Protocol | Fully compatible with CISCO's UDLD protocol |
| VLLP | Support, Use with VRRP routing |
| Routing | |
| ARP | Support static and dynamic ARP |
| Static routing | Support |
| VLAN interface | Support 32 VLAN interfaces |
| L3 routing protocol | |
| RIP | Support RIP v1/v2 |
| OSPF | Support OSPF v2 |
| Policy routing | Support |
| VRRP | Support |
| Multicast functions and protocols | |
| Static multicast MAC address | Support |
| IGMP SNOOPING | Support IGMP SNOOPING v1/v2/v3 |
| MVR | Support |
| GMRP | Support |
| ACL access control list | |
| ACL based on standard IP | Support |
| ACL based on extended IP | Support |
| ACL based on MAC IP | Support |
| ACL based on MAC ARP | Support |
| ACL port filtering | Support |
| ACL based on time | Support |
| QoS | |
| Number of port queues | 8 |
| Queue scheduling algorithms | Support WRR, RR, WDRR, SP |
| Classification based on port | Support |
| Classification based on 802.1p | Support |
| Classification based on DSCP | Support |
| Classification based on ACL | Support |
| QoS policy |
Supports mapping of different data streams to different queues Support data stream to modify COS or DSCP value Support the speed limit of data stream Support data stream statistics Support data stream mirroring |
| DHCP | |
| DHCP Client | Support |
| DHCP Snooping | Support |
| DHCP Relay | Support |
| DHCP Server | Support |
| DHCP option 82 | Support |
| Security | |
| ACL | Support Standard IP / Extend IP / MAC IP / ARP |
| Security Features |
Support MAC-based 802.1X authentication Support AAA/RADIUS authentication Support WEB/Telnet password protection |
| Self-protection | Support CPU Self-protection |
| Management | |
| CLI | Support CLI (Commend Line Interface) configuration mode |
| Console | Support Configuration via the console port |
| Telnet | Support Local/remote configuration via Telnet |
| WEB | Support Web management system |
| SNMP | Support System configuration with SNMP v1/v2c |
| User Management | Support Multi-user management |
| System Log | Support |
| Configuration File Download/Upload | Support Download/Upload configuration File via WEB/TFTP/USB |
| Upgrade Firmware | Support Upgrade Firmware via WEB/TFTP |
| Debug | |
| PING | Support |
| TRACEROUTE | Support |
| Telnet client | Support |
| Barcode | |
| EAN-13 Code | 6971690792725 |