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Do I Need To Enable Jumbo Frames For Fcoe? |
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Answer» Yes. You need to enable JUMBO frames because the FC payload is 2,112 bytes and enabling jumbo frames will keep FCoE traffic from being fragmented. On Nexus 5K, we have a pre-defined Class of SERVICE (CoS) to be FCoE, which is by DEFAULT has the value 3. WITHIN this CoS, the MTU size it set to 2158. Yes. You need to enable jumbo frames because the FC payload is 2,112 bytes and enabling jumbo frames will keep FCoE traffic from being fragmented. On Nexus 5K, we have a pre-defined Class of Service (CoS) to be FCoE, which is by default has the value 3. Within this CoS, the MTU size it set to 2158. |
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