https://community.checkpoint.com/t5/General-Topics/VPN-is-down-after-ISP-Redundancy-link-switch/m-p/96762#M19029 <P>I added a new external link on my GW and activate ISP in Primary/Backup mode. Also i was renew certificate on my GW and added new external's IP into Alternate IP Adresses. When i switch new external link to primary in ISP VPN tunnel to central GW is down, but ping from new external to external interface in the same network on central GW is ok. How i can investigate this issue?</P> Tue, 15 Sep 2020 06:44:46 GMT mikdemin 2020-09-15T06:44:46Z https://community.checkpoint.com/t5/General-Topics/VPN-is-down-after-ISP-Redundancy-link-switch/m-p/96762#M19029 <P>I added a new external link on my GW and activate ISP in Primary/Backup mode. Also i was renew certificate on my GW and added new external's IP into Alternate IP Adresses. When i switch new external link to primary in ISP VPN tunnel to central GW is down, but ping from new external to external interface in the same network on central GW is ok. How i can investigate this issue?</P> Tue, 15 Sep 2020 06:44:46 GMT https://community.checkpoint.com/t5/General-Topics/VPN-is-down-after-ISP-Redundancy-link-switch/m-p/96762#M19029 mikdemin 2020-09-15T06:44:46Z https://community.checkpoint.com/t5/General-Topics/VPN-is-down-after-ISP-Redundancy-link-switch/m-p/97069#M19077 <P>May want to validate the configuration described here:&nbsp;<A href="https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&amp;solutionid=sk116772" target="_blank">https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&amp;solutionid=sk116772</A></P> Sun, 20 Sep 2020 05:11:51 GMT https://community.checkpoint.com/t5/General-Topics/VPN-is-down-after-ISP-Redundancy-link-switch/m-p/97069#M19077 PhoneBoy 2020-09-20T05:11:51Z