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            <ccc>XXXXXXXX</ccc>
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        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
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        <issuerCik>0001596532</issuerCik>
        <issuerName>Arista Networks, Inc.</issuerName>
        <secFileNumber>001-36468</secFileNumber>
        <issuerAddress>
          <com:street1>5453 Great America Parkway</com:street1>
          <com:city>Santa Clara</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>95054</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>4085475000</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Foundation for Truth, Justice and Compassion</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Affiliate</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>J.P. Morgan Securities LLC</name>
          <address>
            <com:street1>390 Madison Avenue</com:street1>
            <com:street2>6th Floor</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10017</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>10500</noOfUnitsSold>
        <aggregateMarketValue>1654695</aggregateMarketValue>
        <noOfUnitsOutstanding>308282799</noOfUnitsOutstanding>
        <approxSaleDate>07/10/2023</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>06/02/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Charitable contribution by Kenneth and Jennifer Duda on 06/02/2021</natureOfAcquisitionTransaction>
        <isGiftTransaction>Y</isGiftTransaction>
        <donarAcquiredDate>11/01/2004</donarAcquiredDate>
        <amountOfSecuritiesAcquired>10500</amountOfSecuritiesAcquired>
        <natureOfPayment>NA</natureOfPayment>
      </securitiesToBeSold>
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          <name>Foundation for Truth, Justice and Compassion</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
            <com:city>Santa Clara</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>05/10/2023</saleDate>
        <amountOfSecuritiesSold>3500</amountOfSecuritiesSold>
        <grossProceeds>492205</grossProceeds>
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      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Foundation for Truth, Justice and Compassion</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
            <com:city>Santa Clara</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>06/12/2023</saleDate>
        <amountOfSecuritiesSold>3500</amountOfSecuritiesSold>
        <grossProceeds>582968</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Kenneth Duda</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
            <com:city>Santa Clara</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>05/25/2023</saleDate>
        <amountOfSecuritiesSold>20000</amountOfSecuritiesSold>
        <grossProceeds>3093304</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Kenneth Duda</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
            <com:city>Santa Clara</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>06/12/2023</saleDate>
        <amountOfSecuritiesSold>20000</amountOfSecuritiesSold>
        <grossProceeds>3331246</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Molly Hsu-Mei Duda 2017 Trust</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
            <com:city>Santa Clara</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>05/25/2023</saleDate>
        <amountOfSecuritiesSold>8000</amountOfSecuritiesSold>
        <grossProceeds>1237322</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Molly Hsu-Mei Duda 2017 Trust</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
            <com:city>Santa Clara</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>06/12/2023</saleDate>
        <amountOfSecuritiesSold>8000</amountOfSecuritiesSold>
        <grossProceeds>1332498</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Sophie Hsu-Tsen Duda 2017 Trust</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
            <com:city>Santa Clara</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>05/25/2023</saleDate>
        <amountOfSecuritiesSold>8000</amountOfSecuritiesSold>
        <grossProceeds>1237322</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Sophie Hsu-Tsen Duda 2017 Trust</name>
          <address>
            <com:street1>5453 Great America Parkway</com:street1>
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            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>95054</com:zipCode>
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        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>06/12/2023</saleDate>
        <amountOfSecuritiesSold>8000</amountOfSecuritiesSold>
        <grossProceeds>1332498</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>07/10/2023</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>12/12/2022</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Foundation for Truth, Justice and Compassion</signature>
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text: 144
  0001605808
  XXXXXXXX
  LIVE
  0001596532
  Arista Networks, Inc.
  001-36468
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  4085475000
  Foundation for Truth, Justice and Compassion
  Affiliate
  Common
  J.P. Morgan Securities LLC
  390 Madison Avenue
  6th Floor
  New York
  NY
  10017
  10500
  1654695
  308282799
  07/10/2023
  NYSE
  Common
  06/02/2021
  Charitable contribution by Kenneth and Jennifer Duda on 06/02/2021
  Y
  11/01/2004
  10500
  NA
  N
  Foundation for Truth, Justice and Compassion
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  05/10/2023
  3500
  492205
  Foundation for Truth, Justice and Compassion
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  06/12/2023
  3500
  582968
  Kenneth Duda
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  05/25/2023
  20000
  3093304
  Kenneth Duda
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  06/12/2023
  20000
  3331246
  Molly Hsu-Mei Duda 2017 Trust
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  05/25/2023
  8000
  1237322
  Molly Hsu-Mei Duda 2017 Trust
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  06/12/2023
  8000
  1332498
  Sophie Hsu-Tsen Duda 2017 Trust
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  05/25/2023
  8000
  1237322
  Sophie Hsu-Tsen Duda 2017 Trust
  5453 Great America Parkway
  Santa Clara
  CA
  95054
  Common
  06/12/2023
  8000
  1332498
  07/10/2023
  12/12/2022
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Foundation for Truth, Justice and Compassion