The XEM2-4QS provides 4 x 40G QSFP+ ports per module, enabling up to 32 40G ports per chassis. These ports can also be configured as stacking links for a high-capacity backbone ideal for distributed resilient networks.

Delivers a scalable network with superior flexibility, to meet network demands both now and well into the future
Eliminate bottlenecks with a high-capacity 2.6 Terabit fabric, or up to 10 Terabits when stacked (stacking available in a future release)
Hot-swappable expansion modules (XEMs) support a variety of fiber and copper
Enjoy powerful network management with Allied Telesis Autonomous Management Framework (AMF) to simplify and automate your everyday tasks

Specification

Product
Product id	617988
Brand	Allied Telesis
Partnr	AT-XEM2-4QS
EAN/UPC code	767035210285
Warranty (months)	2 + 3Years
Network
Ethernet interface type	40 Gigabit Ethernet
Ethernet LAN data rates	40000 Mbit/s
Optical fiber
Fiber optic connector	QSFP+
Data transmission
MAC address table	96000 entries
Switching capacity	2600 Gbit/s
Number of VLANs	4000
Forwarding rate	1905 Mpps
Ports & interfaces
Fiber ports quantity	4
Weight & dimensions
Dimensions (WxDxH)	109 x 170 x 40 mm
Weight	820 g
Package weight	1400 g