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hp port changes its mode automatically

hdhd
Occasional Visitor

hp port changes its mode automatically

hello  i have an HP Switch 5406zl  on the port B16 connected to another switch HP it (B16) changes  its mode automatically from Auto-1000 to Auto-100 i cant know the reason for ?? 

1 REPLY
TerjeAFK
Respected Contributor

Re: hp port changes its mode automatically

Are both ports set to speed-duplex auto? Is the other port Gigabit? Have you tried changing the cable between them?