Detail overview
   Mellanox - Connectx 2 Vpi Network Adapter (mhqh19b-xtr):  
 Key Features :  
  Device Type : Network Adapter 
   Form Factor : Plug-in Card 
   Interface (bus) Type : Pci Express 2.0 X8 
   Pci Specification Revision : Pcie 2.0 
   Connectivity Technology : Wired 
   Cabling Type : 4x Infiniband (qsfp) 
   Data Link Protocol : 10 Gigabit Lan, Infiniband 
   Data Transfer Rate : 40 Gbps 
   Network / Transport Protocol : Tcp/ip, Udp/ip 
   Status Indicators : Link/activity 
   Features : Auto-negotiation, Firmware Upgradable, Infiniband Qdr Link Support, Virtual Protocol Interconnect (vpi), Tcp/ip Offloading, Quality Of Service (qos), Rdma Support, Core-direct Technology 
   Compliant Standards : Ibta 1.2.1 
   Expansion Slot : (s)1 X Qsfp 
   Compatible Slots : 1 X Pci Express 2.0 X8