diff --git a/configs/boot/nat-spec-surge-client.rcS b/configs/boot/nat-spec-surge-client.rcS
index a3bc512db..5e4404a35 100644
--- a/configs/boot/nat-spec-surge-client.rcS
+++ b/configs/boot/nat-spec-surge-client.rcS
@@ -27,6 +27,8 @@ echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_rmem
 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_wmem
 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_mem
 
+echo "262144" > /proc/sys/net/ipv4/ip_conntrack_max
+
 echo "524287" > /proc/sys/net/core/rmem_max
 echo "524287" > /proc/sys/net/core/wmem_max
 echo "524287" > /proc/sys/net/core/optmem_max
diff --git a/configs/boot/natbox-spec-surge.rcS b/configs/boot/natbox-spec-surge.rcS
index d612424d2..0aac5d3b6 100644
--- a/configs/boot/natbox-spec-surge.rcS
+++ b/configs/boot/natbox-spec-surge.rcS
@@ -23,6 +23,8 @@ echo "100000" > /proc/sys/net/core/netdev_max_backlog
 
 echo "1" > /proc/sys/net/ipv4/ip_forward
 
+echo "262144" > /proc/sys/net/ipv4/ip_conntrack_max
+
 echo "waiting for netserver..."
 /usr/bin/netcat -c -l -p 8000
 
diff --git a/configs/boot/spec-surge-client.rcS b/configs/boot/spec-surge-client.rcS
index 6ce2ce9de..6931d9e53 100644
--- a/configs/boot/spec-surge-client.rcS
+++ b/configs/boot/spec-surge-client.rcS
@@ -24,6 +24,8 @@ echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_rmem
 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_wmem
 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_mem
 
+echo "262144" > /proc/sys/net/ipv4/ip_conntrack_max
+
 echo "524287" > /proc/sys/net/core/rmem_max
 echo "524287" > /proc/sys/net/core/wmem_max
 echo "524287" > /proc/sys/net/core/optmem_max
diff --git a/configs/boot/surge-client.rcS b/configs/boot/surge-client.rcS
index 208524a9c..7b9ea0419 100755
--- a/configs/boot/surge-client.rcS
+++ b/configs/boot/surge-client.rcS
@@ -18,7 +18,8 @@ echo "0" > /proc/sys/net/ipv4/tcp_timestamps
 echo "0" > /proc/sys/net/ipv4/tcp_sack
 echo "15" > /proc/sys/net/ipv4/tcp_fin_timeout
 echo "16384" > /proc/sys/net/ipv4/tcp_max_syn_backlog
-                                                                                
+
+echo "262144" > /proc/sys/net/ipv4/ip_conntrack_max                                                                                
 echo "1024 65535" > /proc/sys/net/ipv4/ip_local_port_range
 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_rmem
 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_wmem