[action] [PR:19681] [Mellanox]Adding SKU Mellanox-SN4700-O32 and Mellanox-SN4700-V64 (#19681) #19823
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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