Hey folks,
Alright, I don't know if this is a PFSense thing or an iptables thing.
Forgive me if it happens to be iptables trouble.

I'd like to be able to ping some boxes inside my network and right now I can't.

50.42.0.34 is pingable (PFSense box)

50.42.0.35 is not pingable.
50.42.0.36 is not pingable.

35 and 36 are NAT'd, Port Fordwarded IP addresses linked to internal addresses.

I know these addresses are working because I can SSH to them just fine.

I can ping their internal addresses.

On the PFSense box's rules, I've opened up ICMP to everything. I don't know how you guys notate PFSense's rules in the mail list, but here goes my simple rendition, I hope this aligns well for your mail clients.

WAN Rule regarding ICMP (near the top, just below the two default blocks, RFC 1918 and IANA):
Proto   Source  Port    Destination     Port    Gateway Schedule
ICMP    *       *       *               *       *       *

LAN Rule:
Proto   Source  Port    Destination     Port    Gateway Schedule
ICMP    *       *       *               *       *       *


Other than that I have no more ICMP rules on my system with PFSense

iptables says this:
andy@buddleia:/home/andy.graybeal$ sudo iptables -L
[sudo] password for andy:
Chain INPUT (policy ACCEPT)
target     prot opt source               destination
ACCEPT     udp  --  anywhere             anywhere            udp dpt:domain
ACCEPT     tcp  --  anywhere             anywhere            tcp dpt:domain
ACCEPT     udp  --  anywhere             anywhere            udp dpt:bootps
ACCEPT     tcp  --  anywhere             anywhere            tcp dpt:bootps

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination
ACCEPT all -- anywhere 192.168.122.0/24 state RELATED,ESTABLISHED
ACCEPT     all  --  192.168.122.0/24     anywhere
ACCEPT     all  --  anywhere             anywhere
REJECT all -- anywhere anywhere reject-with icmp-port-unreachable REJECT all -- anywhere anywhere reject-with icmp-port-unreachable

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination
andy@buddleia:/home/andy.graybeal$


I wish PF was available for linux, because I don't understand IPTables.

I would be grateful for any advice.

-Andy

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