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4. Hardware orientation
4.8 Expansion link card
About Expansion link
When is nec essary to expand beyond the capabilities of a single E2 unit multiple E2s can be c onnected together vial the link card.
CXP
CXP is a copper connector system specified by the InfiniBand Trade Association. It provides twelve 10 Gbit/s links
suitable for single 100 Gigabit Ethernet, three 40 Gigabit Ethernet channels, or twelve 10 G igabit Ethernet channels
or a single Infiniband 12× QDR link. The connector has 4 rows, each of 21 pin, total 84 pins.
[Note 1]: The C is the Roman numeral for 100.
General
The Link c ard has 2 CXP connectors w hich can support up to 12 10-Gbit channels.
The figure below illustrates the Link card’s rear panel connectors:
Image 4-10
1 CXP connector — CXP 1
2 CXP connector — CXP 2
Features
• Default slot(s): 1, 2
• Provide up to 12 10-Gbit channels
Specificatio ns
• CXP Specification
44
R5905948 E2 12/12/2014