IPv6 tunnel HE broker on PPPeE ??? Howto?

[omegich]

Clients cant obtain IPv6 addresses. (clients win/ubuntu22/android). I check - all support IPv6 and enabled.
What wrong or it my mistake?

ISP connection - PPPoE. IPv4 - white static

I follow guide NETGATE DOC

pfSense on VM:
2.7.0-RELEASE (amd64)
built on Wed Jun 28 03:53:34 UTC 2023
FreeBSD 14.0-CURRENT
HOST:
CPU AMD Ryzen 5 PRO 4650GE
OS Ubuntu 22.04 Server
KVM QEMU emulator version 6.2.0 (Debian 1:6.2+dfsg-2ubuntu6.14)

0. Allow ICMP on WAN from HE server address:
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1. Add GIF interface
2. Assign it and enable it.
3. System-Advanced-Networking - Allow IPv6 - checked
4. Set System - Routing - Gateways:
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5. Status - Gateways show:
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6. Set LAN IPv6 config - STATIC IP:
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7. Set LAN as dual stack IPv4 and IPv6:
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8. Setup DHCPv6 and/or Router Advertisements:
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9. Have default rule for LAN for IPv6:
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10. Check HW offloads OFF:
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11. Reboot.

Check GWs - all fine - GREEN color.
Status - Interfaces looks ok:
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