Commits on Aug 5, 2024

1. [Mellanox]Adding SKU Mellanox-SN4700-O32 and Mellanox-SN4700-V64 (so… …

   …nic-net#19681)
   
   A new SKUs for MSN4700 Platform: Mellanox-SN4700-O32 and Mellanox-SN4700-V64
   
   Requirements for Mellanox-SN4700-O32:
   
   8 x 400Gbps uplink to T2 switch (O13 to O20)
   24 x 400Gbps downlinks to T0 switch (O1-O12, O21-O32)
   Breakout mode No breakout mode. All ports working in 400Gb mode. .
   FEC mode: RS
   Type of transceiver: 400Gb Optical.
   warm boot should be supported “No for T1 role”
   VxLAN source port range set N/A
   Static Policy Based Hashing supported N/A
   Cable length “T0-T1 40m default, 300m max; T1-T2 2000m”
   Tradition buffer model is must “Yes”
   Shared headroom should be supported “Yes”
   Over-subscription ratio: “2”.
   Requirements for Mellanox-SN4700-V64
   
   16 x 200Gbps uplink to T1 switch (V-25&V26 to V-39&40)
   48 x 200Gbps downlinks to servers (Left panel downlink ports: V-1&2 to V-23&24; Right panel downlink ports: V-41&42 to V-63&64)
   Breakout mode split from 400Gbps ports (2x200)
   FEC mode: RS
   Type of transceiver: 200Gb AOC between T0 and T1; 200Gb DAC between T0 and host.
   warm boot should be supported “Yes for T0 role”
   VxLAN source port range set N/A
   Static Policy Based Hashing supported N/A
   Cable length “T0-T1 40m default, 300m max, T0-Server 5m”
   Tradition buffer model is must “Yes”
   Shared headroom should be supported “Yes”
   Over-subscription ratio: “2”.
   Additional Details:
   
   QoS configs for Mellanox-SN4700-V64 updated in order to fulfill Dual-ToR buffer (+DSCP remapping) requirements
   Support for independent module added for both SKUs, so Auto-negotiation changed to NO
   
   Signed-off-by: Andriy Yurkiv <ayurkiv@nvidia.com>

   

   ayurkiv-nvda authored and mssonicbld committed Aug 5, 2024
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