GS980MX Series Installation Guide for Virtual Chassis Stacking
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Table 3. GS980MX/18HSm Switch Twisted Pair Port Specifications
Specification Description
Port Speed Ports 1 - 16: 100Mbps or 1/2.5/5Gbps.
100Mbps: Set the port speed manually or with
Auto-Negotiation.
1/2.5/5Gbps: The port speed is set with Auto-
Negotiation only.
The default is Auto-Negotiation for all ports.
Duplex Mode Ports 1 - 16:
100Mbps: Full- or half-duplex mode.
1/2.5/5Gbps: Full-duplex mode only.
Supports Auto-Negotiation at 100Mbps.
Maximum Distance 100 meters (328 feet)
Power over Ethernet
PoE (15.4W maximum per port) / 16 PDs
PoE+ (30W maximum per port) / 16 PDs
PoE++ (60W maximum per port) / 12 PDs
PoE++ (90W maximum per port) / 8 PDs
Maximum Power Budget 720W
PoE Mode
Classes 0-4 (Type 1 or 2 up to 30W):
Mode A (MDI-x)
Classes 5-6 (Type 3 up to 45W/60W):
Mode A (MDI-x) plus Mode B (MDI-x,
MDI)
Classes 7-8 (Type 4 up to 75W/90W):
Mode A (MDI-x) plus Mode B (MDI-x,
MDI)
Connector 8-pin RJ-45
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