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IPSec Site to Multi-Site VPN (Established but cannot ping local hosts)

Scheduled Pinned Locked Moved IPsec
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    paulivanofficial
    last edited by paulivanofficial Oct 1, 2022, 9:51 PM Oct 1, 2022, 9:51 PM

    Hello, I have a four IPSEC setup on four different location and Public IP.
    Two Sites (A&B) are connected to a Main Site. (Established)
    Main Site is connected to a another Site(X). (Established)

    Setup are the following:
    Main Site to Site X
    Local Host (192.168.10.101) <==> PF Local Subnet pfSense (192.168.10.0/24) <==> ISP Router <==> Internet <==> Router <==> Local Subnets (172.16.78.0/24 & 172.16.72.0/24) <==> Host (172.16.78.7) ESTABLISHED P1 & P2
    Test: Can PING each hosts.

    Site A to Main Site
    Local Host (192.168.10.101) <==> Local Subnet pfSense (192.168.10.0/24) <==> ISP Router <==> Internet <==> ISP Router <==> PF Local Subnet (192.168.11.0/24) <==> Local Host (192.168.11.16) ESTABLISHED P1 & P2

    Test 1: Local Host: 4 ICMP requests from 192.168.10.101 to remote pfSense 192.168.11.1, NO ICMP reply. (RTO)
    Test 2: Local Host: 4 ICMP requests from 192.168.10.101 to remote Host 192.168.11.16, NO ICMP reply. (RTO)

    Test 3: Local Host: 4 ICMP requests from 192.168.11.16 to remote pfSense 192.168.10.1, THERE IS ICMP reply.
    Test 4: Local Host: 4 ICMP requests from 192.168.11.16 to remote Host 192.168.10.101, NO ICMP reply. (RTO)

    Site B to Main Site
    Local Host (192.168.10.101) <==> Local Subnet pfSense (192.168.10.0/24) <==> ISP Router <==> Internet <==> ISP Router <==> PF Local Subnet (192.168.16.0/24) <==> Local Host (192.168.16.64) ESTABLISHED P1 & P2

    Test 1: Local Host: 4 ICMP requests from 192.168.10.101 to remote pfSense 192.168.16.1, THERE IS ICMP reply.
    Test 2: Local Host: 4 ICMP requests from 192.168.10.101 to remote Host 192.168.16.64, THERE IS ICMP reply.

    Test 3: Local Host: 4 ICMP requests from 192.168.16.64 to remote pfSense 192.168.10.1, NO ICMP reply (RTO)
    Test 4: Local Host: 4 ICMP requests from 192.168.16.64 to remote Host 192.168.10.1, NO ICMP reply. (RTO)

    Also, I'm trying to Ping from Site A&B Subnets to Site X Subnets but NO REPLIES.

    Anyone here that has any idea what causes the problem? I hope someone could help me with this.

    Thanks in advance.

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