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 | See also connectors | 
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| Numerics | 
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 | SFP module  | 
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| 10/100/1000 ports | 
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 | recommended cables | 
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| 10/100 ports | 
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| 10/100 ports PoE  | 
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 | cable side | 
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 | 10/100 ports | 
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 | description | 
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| A | 
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 | LEDs | 
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| adapter pinouts, terminal | 
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 | PoE ports | 
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 | Cisco IP Phones, connecting to | 
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| alarm port | 
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 | Cisco Power Calculator | 
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 | connectors | 
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 | CiscoView | 
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 | input | 
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 | CLI  | 
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 | output | 
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 | accessing through the  | 
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| autonegotiation | 
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 | accessing through the USB console port | ||||||||||||
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 | on  | 
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 | troubleshooting | 
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 | See CLI | 
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 | connecting | 
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 | 10/100 PoE ports | 
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| C | 
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 | to AC and DC power | 
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| cable guide, attaching  | to console port | 
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| cable lengths | 
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 | connection procedures | ?? to  | 
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| cables | 
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 | connectors | 
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 | crossover | 
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 | alarm port | 
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 | four  | 
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 | identifying | 
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 | SFP module connectors | 
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 | two  | console port | 
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 | crossover, connecting to  | connecting to | 
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 | pinouts | 
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 | described | 
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 | recommended | 
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 | overview | 
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 | Cisco CGS 2520 Hardware Installation Guide | 
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