I need to know the below details for BDX8 and X670-G2:
BlackDiamond X8:
 
- Max. Number of MAC Address per system? 
 - Max. Number of IPv4 unicast routes? 
 - Max. Number of IPv6 unicast routes? 
 - Max. Number of ARP entries? 
 - Max. Number of GRE tunnels? 
 - Max. Number of MSTP instances? 
 - IEEE 802.3x support 
 
 - IEEE 802.1Qau support 
 
 - IEEE 802.1Qbg support 
 
 - VxLAN OVSDB support 
 
 - EVPN-VxLAN support 
 
 - EVN/EVPN or Equivalent support 
 
 - Loop-free alternate (LFA) 
 
X670-G2:
 
- Radius functionality over IPv6 for AAA 
 
 - Graceful Routing Engine switchover (GRES) for Layer 2 hitless forwarding and Layer 3 protocols on RE failover 
 
 - Explicit congestion notification (ECN) 
 
 - IEEE 802.3x: Pause Frames/Flow Control 
 
 - IPv6 source guard 
 
 - L2 Feature: MAC notification