New series of Gigabit Ethernet switches by Extreme Networks including Summit X450-G2 series for distribution / aggregation level.
Up to 48 Gigabit Ethernet copper ports and up to 4 x 10G SFP+ !
Product Specification:
Summit X450-G2 series:
http://en.it-dialog.com.ua/products/switches/extreme-networks-summit-x450-g2-series.html
Please contact us at office@it-dialog.com.ua for more details