From 94553dd42bc84cc4a3d142a5d571609d820cce7e Mon Sep 17 00:00:00 2001
From: sinanmohd <sinan@sinanmohd.com>
Date: Sat, 23 Nov 2024 18:57:47 +0530
Subject: kay/router: nat all traffic to gpon subnet

---
 os/kay/modules/router.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/os/kay/modules/router.nix b/os/kay/modules/router.nix
index 59ab281..8bf7cde 100644
--- a/os/kay/modules/router.nix
+++ b/os/kay/modules/router.nix
@@ -3,6 +3,7 @@
 
   gponInterface = "enp3s0";
   gponHost = "192.168.38.2";
+  gponSubnet = "192.168.38.0";
   gponPrefix = 24;
 
   lanInterface = "enp8s0f3u1";
@@ -49,11 +50,10 @@ in {
             -j TCPMSS --clamp-mss-to-pmtu
 
         iptables -t nat -I POSTROUTING 1 \
-            -s ${subnet}/${toString prefix} \
-            -o ${gponInterface} \
+            -d ${gponSubnet}/${toString gponPrefix} \
             -j MASQUERADE
         iptables -t mangle -A FORWARD -p tcp --tcp-flags SYN,RST SYN \
-            -o ${gponInterface} \
+            -d ${gponSubnet}/${toString gponPrefix} \
             -j TCPMSS --clamp-mss-to-pmtu
       '';
     };
-- 
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