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Welcome to Discourse
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0
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2551
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April 12, 2021
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Packet drops appear after adding src_tcam_table.apply() in a Tofino2 P4 pipeline, even when the table is empty
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1
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44
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May 12, 2026
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Need Help Configuring Tofino1 Switch
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9
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139
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May 1, 2026
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Optimize Stage Number
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6
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62
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April 22, 2026
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Throughput measurement in Tofino
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3
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60
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April 12, 2026
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Can Open P4 Studio display memory utilization for table entries, and how can I check it?
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3
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76
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March 26, 2026
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Unexpected digest batching and delay in BMv2
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2
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50
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March 13, 2026
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Implementation of priority queues in BMv2
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7
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91
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February 25, 2026
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Set up roles for multiple (and remote) controller connections in BMv2
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12
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84
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February 24, 2026
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Xsight XISA and Tofino switches
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4
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89
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February 24, 2026
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How to send messages to the control plane from p4 data plane and vice-versa
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1
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66
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February 17, 2026
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DMA access at layer 2 level
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3
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44
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February 17, 2026
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Advantages of using INT vs. standard Packet-In for attack detection?
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2
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62
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February 5, 2026
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Question about the actual input byte layout for Tofino hash when using multiple fields
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4
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59
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February 2, 2026
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Can Tofino2 TCAM support non-contiguous wildcard encoding like 000*1*? How to represent it via control plane?
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1
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64
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February 2, 2026
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Are registers in BMv2 initialized to zero?
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2
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88
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January 30, 2026
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DPDK and P4C version requirements
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1
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41
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January 27, 2026
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Why the counter does not work as expect?
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5
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73
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January 14, 2026
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Sanity check: MMF-based controller for BMv2/Mininet with host-side policing
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4
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85
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December 14, 2025
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P4 GSoC 2026 Mentor Recruitment
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0
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75
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December 10, 2025
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How to implementing ARP in BMv2 Switch
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7
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157
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December 8, 2025
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BMv2 port congestion packet drops analysis using egress_spec counters shared buffer queue behavior
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4
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126
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December 1, 2025
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[P4Runtime/BMv2] Packets dropped despite inserting TableEntry via Python controller
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3
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102
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November 26, 2025
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P4/Tofino: Best practices for fallback metaifno matching (primary → secondary) without duplicate apply or heavy memory usage?
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3
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101
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November 25, 2025
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Clone to CPU: First packet received by the controller, other not received
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1
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69
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November 24, 2025
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Help with bmv2/v1model meter + “color” usage for Max–Min Fairness (P4 Tutorial VM)
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2
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69
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November 24, 2025
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Integrate STF with p4testgen
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3
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72
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November 23, 2025
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Does P4 Support a Popcount Operation on Any Target?
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1
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72
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November 18, 2025
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How to embed Ghost Thread feature in P4 code
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6
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176
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November 13, 2025
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Question about the SRAM lookup process in the two-stage ALPM matching
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1
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70
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November 13, 2025
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