Whats app and firewall problem

[narendrakd]

Hi I PFsense with 2 nics and details are below.

NIC-1  eth0  local lan - 192.168.100.1
NIC-2  eth1  internet lan - 201.200.101.110 (EX)

images are attached..

When i ping from diagnostics>>ping
and i select source as WAN  –--i get the ping reply...
but when i select source as LAN ---- i  didn't get ping reply.

Actual i tried this because i was installed the squid proxy with guard and in my network when some one use my internet they didn't conenct to the whats app.

so guys can anyone help me in this regards.

Thanks in advance.

NArendra