Catalyst cards and supervisors.

I'm choosing the line cards for a Catalyst 4506. I want to install a non powered 48 ports module and 2 cards with PoE. Looking at the card WS-X4548-GB-RJ45 Cisco says

"IEEE 803.3x flow control" and "Bandwidth is allocated across six 8-port groups, providing 1 Gbps per port group"

Does anyone know what that means? And... how many MB of RAM can I put on a 4506? Moreover, I saw the card

WS-X4248-FE-SFP= (Catalyst 4500 48-Port 100BASE-X (SFPs Optional))

What does the 100BASE-X stand for? I haven't understood whether SFP can accept both Ethernet plugs and SFP plugs.

TIA

Alex.

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Posted 5 years ago by AM in Cisco Systems

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