Network Interfaces
The Cisco NCS 540 1RU Router has the following hardware features:
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24 x 10G SFP+ Ports
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Support DWDM & ZR Optics
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8 x 25G SFP+ Ports
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2 x 100G QSFP28 Ports
![](/c/dam/en/us/td/i/300001-400000/360001-370000/366001-367000/366837.jpg)
![]() Note |
All ports are color coded in the chassis for ease of access; for example, the 10G SFP+ Ports are in pink, the 25G SFP+ Ports are in yellow, and the 100G QSFP28 Ports are in green. |
The Cisco N540-28Z4C-SYS-A/D 1RU Router has the following hardware features:
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28 x 1G/10G SFP+ Ports
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4 x 100G QSFP28 Ports with Non MACsec
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369396.jpg)
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369397.jpg)
The Cisco N540-12Z20G-SYS-A/D 1RU Router has the following hardware features:
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20 x 1G SFP+ Ports
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12 x 1G/10G SFP+ Ports
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369647.jpg)
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369646.jpg)
The Cisco N540X-12Z16G-SYS-A/D 1RU Router has the following hardware features:
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12 x 1G SFP+ Ports
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12 x 10G/1G SFP+ Ports
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4 x 1G Copper Ports
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369645.jpg)
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369644.jpg)
The Cisco N540X-16Z4G8Q2C-A/D 1RU Router has the following hardware features:
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4 x 1G Copper Ports
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16 x 1G/10G SFP+ Ports
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8 x 10G/25G SFP+ Ports
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2 x 100G QSFP Ports
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369649.jpg)
![](/c/dam/en/us/td/i/300001-400000/360001-370000/369001-370000/369648.jpg)
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16 x 1G/10G SFP+ Ports
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8 x 10G/25G SFP+ Ports
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2 x 100G QSFP Ports
![](/c/dam/en/us/td/i/500001-600000/520001-530000/522001-523000/522385.jpg)