https://community.checkpoint.com/t5/Firewall-and-Security-Management/IPv6-only-interface-in-CLusterXL/m-p/51378#M3858 <P>Hi <a href="https://community.checkpoint.com/t5/user/viewprofilepage/user-id/1702">@JozkoMrkvicka</a>&nbsp;</P> <P>As far as I know, ccp always needs ipv4, so the ipv4 stack must be active.</P> <P>Regards</P> <P>Heiko</P> <P>&nbsp;</P> Fri, 19 Apr 2019 18:33:54 GMT HeikoAnkenbrand 2019-04-19T18:33:54Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/IPv6-only-interface-in-CLusterXL/m-p/51372#M3855 <P>Hello everyone,</P> <P>According to&nbsp;<A href="https://sc1.checkpoint.com/documents/R80.20_GA/WebAdminGuides/EN/CP_R80.20_ClusterXL_AdminGuide/200146.htm#o197011" target="_blank" rel="noopener">ClusterXL R80.20 Administration Guide:</A></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.png" style="width: 930px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/912i5D5016D688D72D2E/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P>IPv6 is the "future" and we would like to start using IPv6 only VLANs (without need to configured dummy IPv4).&nbsp;</P> <P>What is the reason to have IPv6 for the VLAN if you still have to configure IPv4 ? In our cases IPv4 is not used anywhere, we just have to configure dummy IPv4 because "<SPAN>&nbsp;All interfaces configured with an IPv6 address must also have a corresponding IPv4 address."</SPAN></P> <P>This is not the only limitation of IPv6:</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.png" style="width: 467px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/913iC06D5B3909C217D5/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P><A href="https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&amp;solutionid=sk39374" target="_blank" rel="noopener">From IPv6 support FAQ:</A></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.png" style="width: 518px;"><img src="https://community.checkpoint.com/t5/image/serverpage/image-id/914iCA53F11512B0D7A0/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> <P>Do some know when we can expect the full support of IPv6 within ClusterXL?</P> <P>AFAIK, this wasn't changed in R80.30.</P> <P>Thank you.</P> Fri, 19 Apr 2019 15:08:44 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/IPv6-only-interface-in-CLusterXL/m-p/51372#M3855 JozkoMrkvicka 2019-04-19T15:08:44Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/IPv6-only-interface-in-CLusterXL/m-p/51378#M3858 <P>Hi <a href="https://community.checkpoint.com/t5/user/viewprofilepage/user-id/1702">@JozkoMrkvicka</a>&nbsp;</P> <P>As far as I know, ccp always needs ipv4, so the ipv4 stack must be active.</P> <P>Regards</P> <P>Heiko</P> <P>&nbsp;</P> Fri, 19 Apr 2019 18:33:54 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/IPv6-only-interface-in-CLusterXL/m-p/51378#M3858 HeikoAnkenbrand 2019-04-19T18:33:54Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/IPv6-only-interface-in-CLusterXL/m-p/51399#M3862 ClusterXL still requires IPv4 addresses.<BR />VRRP does not have this requirement. Sat, 20 Apr 2019 02:44:37 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/IPv6-only-interface-in-CLusterXL/m-p/51399#M3862 PhoneBoy 2019-04-20T02:44:37Z