Auto-MDIX Connections
Device
Switch to router
Switch to IP phone
1
100BASE-TX and 1000BASE-T traffic requires twisted four-pair, Category 5 or higher. 10BASE-T
traffic can use Category 3 cable or higher.
Cisco Catalyst 1000 Series 24-Port and 48-Port Switch Hardware Installation Guide
34
Crossover Cable
No
No
Switch Installation
Straight-Through Cable
Yes
Yes