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Noncompliant cabling or powered devices can cause a PoE port fault. Use only standard-compliant cabling
to connect Cisco prestandard IP Phones and wireless access points, IEEE 802.3af, or 802.3at (PoE+)-compliant
devices. You must remove any cable or device that causes a PoE fault.
Caution
Cisco Catalyst 9300 Series Switches Hardware Installation Guide
50
Installing a Switch
PoE+ and Cisco UPOE/UPOE+ Port Connections
Содержание Catalyst 9300 Series
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