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    <title>topic Re: VMC / DHCP server on segment not working with DFW. I need correct rule in Break-Fix Technical Discussions</title>
    <link>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2899970#M335</link>
    <description>&lt;P&gt;In my specific case i prepared training class for our internal purpose. We don't have onpremise datacenter.&lt;/P&gt;&lt;P&gt;Haw can we reconstruct this issue:&lt;/P&gt;&lt;P&gt;1. Created 1 segment with enabled Local DHCP enabled (or can be also Gatewal DHCP nevermind)&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SebastianGrugel_0-1647965761396.png" style="width: 999px;"&gt;&lt;img src="https://communities.vmware.com/t5/image/serverpage/image-id/94332iC2CB0A371953AFDC/image-size/large/is-moderation-mode/true?v=v2&amp;amp;px=999" role="button" title="SebastianGrugel_0-1647965761396.png" alt="SebastianGrugel_0-1647965761396.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;2. Deployed 1 Windows Machine inside this segment.&lt;/P&gt;&lt;P&gt;VM (inside VMC) can receive IP from DHCP (enabled on segment)&amp;nbsp; if default rule in Distributed Firewall Rule is configured to ALLOW. If this rule is configured to REJECT then VMs can't connect to DHCP.&amp;nbsp;&lt;/P&gt;&lt;P&gt;I tried different types of FW rule without success. Maybe some suggestion how use this VMC DHCP in this scenario&amp;nbsp; ? &lt;img class="lia-deferred-image lia-image-emoji" src="https://communities.vmware.com/html/@DCF4E2F7991292CEECF250394DB2C2BC/emoticons/1f642.png" alt=":slightly_smiling_face:" title=":slightly_smiling_face:" /&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SebastianGrugel_1-1647965823160.png" style="width: 999px;"&gt;&lt;img src="https://communities.vmware.com/t5/image/serverpage/image-id/94333i50CAF9C0B661B117/image-size/large/is-moderation-mode/true?v=v2&amp;amp;px=999" role="button" title="SebastianGrugel_1-1647965823160.png" alt="SebastianGrugel_1-1647965823160.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;Sebastian&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
    <pubDate>Tue, 22 Mar 2022 16:19:24 GMT</pubDate>
    <dc:creator>SebastianGrugel</dc:creator>
    <dc:date>2022-03-22T16:19:24Z</dc:date>
    <item>
      <title>VMC / DHCP server on segment not working with DFW. I need correct rule</title>
      <link>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2898732#M329</link>
      <description>&lt;P&gt;Hello.&lt;/P&gt;&lt;P&gt;I know how enable DHCP (Local and Gateway DHCP) on segments. And everything is working if DFW is ALLOW for ALL traffic.&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SebastianGrugel_0-1647354787834.png" style="width: 999px;"&gt;&lt;img src="https://communities.vmware.com/t5/image/serverpage/image-id/94206i773C116368862FCA/image-size/large/is-moderation-mode/true?v=v2&amp;amp;px=999" role="button" title="SebastianGrugel_0-1647354787834.png" alt="SebastianGrugel_0-1647354787834.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;Unfortunately communication between workload VMs and DHCP server (running on segment) stop working when we configure REJECT on default layer3 rule.&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SebastianGrugel_1-1647354972785.png" style="width: 999px;"&gt;&lt;img src="https://communities.vmware.com/t5/image/serverpage/image-id/94207iAABBB979FBB73E7E/image-size/large/is-moderation-mode/true?v=v2&amp;amp;px=999" role="button" title="SebastianGrugel_1-1647354972785.png" alt="SebastianGrugel_1-1647354972785.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;How should looks like rule which will open traffic only for this DHCP server and where should i put this ? I tried many combination for now without success.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Sebastian&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
      <pubDate>Tue, 15 Mar 2022 14:39:21 GMT</pubDate>
      <guid>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2898732#M329</guid>
      <dc:creator>SebastianGrugel</dc:creator>
      <dc:date>2022-03-15T14:39:21Z</dc:date>
    </item>
    <item>
      <title>Re: VMC / DHCP server on segment not working with DFW. I need correct rule</title>
      <link>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2899615#M331</link>
      <description>&lt;P&gt;If this somehow help me with this issue ?&lt;/P&gt;</description>
      <pubDate>Mon, 21 Mar 2022 08:23:47 GMT</pubDate>
      <guid>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2899615#M331</guid>
      <dc:creator>SebastianGrugel</dc:creator>
      <dc:date>2022-03-21T08:23:47Z</dc:date>
    </item>
    <item>
      <title>Re: VMC / DHCP server on segment not working with DFW. I need correct rule</title>
      <link>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2899929#M334</link>
      <description>&lt;P&gt;Hello Sebastian&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;Can you please explain what are you looking to achieve?&amp;nbsp;&lt;BR /&gt;You have an on-premises DHCP server that will be leveraged by many segments on VMC with Relay DHCP, right?&lt;/P&gt;
&lt;P&gt;thank you&lt;BR /&gt;Emmanuel&lt;/P&gt;</description>
      <pubDate>Tue, 22 Mar 2022 15:07:20 GMT</pubDate>
      <guid>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2899929#M334</guid>
      <dc:creator>ebernard</dc:creator>
      <dc:date>2022-03-22T15:07:20Z</dc:date>
    </item>
    <item>
      <title>Re: VMC / DHCP server on segment not working with DFW. I need correct rule</title>
      <link>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2899970#M335</link>
      <description>&lt;P&gt;In my specific case i prepared training class for our internal purpose. We don't have onpremise datacenter.&lt;/P&gt;&lt;P&gt;Haw can we reconstruct this issue:&lt;/P&gt;&lt;P&gt;1. Created 1 segment with enabled Local DHCP enabled (or can be also Gatewal DHCP nevermind)&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SebastianGrugel_0-1647965761396.png" style="width: 999px;"&gt;&lt;img src="https://communities.vmware.com/t5/image/serverpage/image-id/94332iC2CB0A371953AFDC/image-size/large/is-moderation-mode/true?v=v2&amp;amp;px=999" role="button" title="SebastianGrugel_0-1647965761396.png" alt="SebastianGrugel_0-1647965761396.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;2. Deployed 1 Windows Machine inside this segment.&lt;/P&gt;&lt;P&gt;VM (inside VMC) can receive IP from DHCP (enabled on segment)&amp;nbsp; if default rule in Distributed Firewall Rule is configured to ALLOW. If this rule is configured to REJECT then VMs can't connect to DHCP.&amp;nbsp;&lt;/P&gt;&lt;P&gt;I tried different types of FW rule without success. Maybe some suggestion how use this VMC DHCP in this scenario&amp;nbsp; ? &lt;img class="lia-deferred-image lia-image-emoji" src="https://communities.vmware.com/html/@DCF4E2F7991292CEECF250394DB2C2BC/emoticons/1f642.png" alt=":slightly_smiling_face:" title=":slightly_smiling_face:" /&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SebastianGrugel_1-1647965823160.png" style="width: 999px;"&gt;&lt;img src="https://communities.vmware.com/t5/image/serverpage/image-id/94333i50CAF9C0B661B117/image-size/large/is-moderation-mode/true?v=v2&amp;amp;px=999" role="button" title="SebastianGrugel_1-1647965823160.png" alt="SebastianGrugel_1-1647965823160.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;Sebastian&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
      <pubDate>Tue, 22 Mar 2022 16:19:24 GMT</pubDate>
      <guid>https://communities.vmware.com/t5/Break-Fix-Technical-Discussions/VMC-DHCP-server-on-segment-not-working-with-DFW-I-need-correct/m-p/2899970#M335</guid>
      <dc:creator>SebastianGrugel</dc:creator>
      <dc:date>2022-03-22T16:19:24Z</dc:date>
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