https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/516968#M3222 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Chockchai_0-1665046968018.png" style="width: 400px;"><img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/44426iF6516FDBD5D3691C/image-size/medium/is-moderation-mode/true?v=v2&amp;px=400" role="button" title="Chockchai_0-1665046968018.png" alt="Chockchai_0-1665046968018.png" /></span></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Chockchai_1-1665047001886.png" style="width: 400px;"><img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/44427i9E0B301C8D3983A2/image-size/medium/is-moderation-mode/true?v=v2&amp;px=400" role="button" title="Chockchai_1-1665047001886.png" alt="Chockchai_1-1665047001886.png" /></span></P> <P>first time can connect but after cannot.</P> Thu, 06 Oct 2022 09:06:36 GMT Chockchai 2022-10-06T09:06:36Z https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/516968#M3222 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Chockchai_0-1665046968018.png" style="width: 400px;"><img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/44426iF6516FDBD5D3691C/image-size/medium/is-moderation-mode/true?v=v2&amp;px=400" role="button" title="Chockchai_0-1665046968018.png" alt="Chockchai_0-1665046968018.png" /></span></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Chockchai_1-1665047001886.png" style="width: 400px;"><img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/44427i9E0B301C8D3983A2/image-size/medium/is-moderation-mode/true?v=v2&amp;px=400" role="button" title="Chockchai_1-1665047001886.png" alt="Chockchai_1-1665047001886.png" /></span></P> <P>first time can connect but after cannot.</P> Thu, 06 Oct 2022 09:06:36 GMT https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/516968#M3222 Chockchai 2022-10-06T09:06:36Z https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/517251#M3234 <P><a href="https://live.paloaltonetworks.com/t5/user/viewprofilepage/user-id/227926">@Chockchai</a>,</P> <P>You need to fix the certificate issue on the portal (and probably your gateway) so you don't have a mismatch and ensure that it's trusted by the clients that you are connecting with.&nbsp;</P> Mon, 10 Oct 2022 03:14:07 GMT https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/517251#M3234 BPry 2022-10-10T03:14:07Z https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/517504#M3245 <P>I second this. the 2nd error I've also seen with Mac OS and a certificate that is older than 825 days or doesn't have a SAN with the fqdn (or ip) of the portal in addition to the fqdn as the CN in the cert.&nbsp;</P> Tue, 11 Oct 2022 18:35:55 GMT https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/517504#M3245 ccscott 2022-10-11T18:35:55Z https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/521075#M3424 <P>All I already solve the issue from the AD Server don't have user and others AD servers is timeout.</P> Sat, 12 Nov 2022 15:26:29 GMT https://live.paloaltonetworks.com/t5/globalprotect-discussions/pa-fw-problem-global-protect-the-network-unreachable-or-portal/m-p/521075#M3424 Chockchai 2022-11-12T15:26:29Z