~ Quick fix to adopt the Makefile which used obsolete statements and produced a malformed ruleset.

Makefile

@@ -24,39 +24,36 @@ all: IPv4.rules IPv6.rules
 
 IPv4.rules:
 	./ipturntables.sh -4 \
-	KERNEL_PARAMS accept_source_route,accept_redirects,rp_filter,ip_forward \
-	PROBE_KERNEL_MODS ip_tables,nf_conntrack \
-	RESET \
-	BASE_RULE_SET \
-	ALLOW_SUBNETS eth0 \
-	ALLOW_SERVICE_DISCOVERY eth0 \
-	FORWARD_SUBNET_PROTECTIVE $(SUBNET) ppp0 \
-	POSTROUTING_MASQUERADE $(SUBNET) ppp0 \
-	>IPv4.rules
+		KERNEL_PARAMS accept_source_route,accept_redirects,rp_filter,ip_forward \
+		PROBE_KERNEL_MODS ip_tables,nf_conntrack \
+		RESET \
+		BASE_RULE_SET \
+		ALLOW_SUBNETS eth0 \
+		ALLOW_SERVICE_DISCOVERY eth0 \
+		>IPv4.rules
 	cat IPv4.rules
 
 IPv6.rules:
 	./ipturntables.sh -6 \
-	KERNEL_PARAMS accept_source_route,accept_redirects,accept_ra,forwarding \
-	PROBE_KERNEL_MODS ip6_tables,nf_conntrack \
-	RESET \
-	BASE_RULE_SET \
-	ALLOW_SUBNETS eth0 \
-	ALLOW_SERVICE_DISCOVERY eth0 \
-	ALLOW_DHCPV6_CLIENT ppp0 \
-	>IPv6.rules
+		KERNEL_PARAMS accept_source_route,accept_redirects,accept_ra,forwarding \
+		PROBE_KERNEL_MODS ip6_tables,nf_conntrack \
+		RESET \
+		BASE_RULE_SET \
+		ALLOW_SUBNETS eth0 \
+		ALLOW_SERVICE_DISCOVERY eth0 \
+		>IPv6.rules
 	cat IPv6.rules
 
 debug.rules:
 	./ipturntables.sh -4 \
-	DEBUG_CHAIN INPUT
-	DEBUG_CHAIN OUTPUT
-	DEBUG_CHAIN FORWARD
+		DEBUG_CHAIN INPUT
+		DEBUG_CHAIN OUTPUT
+		DEBUG_CHAIN FORWARD
 
 	./ipturntables.sh -6 \
-	DEBUG_CHAIN INPUT
-	DEBUG_CHAIN OUTPUT
-	DEBUG_CHAIN FORWARD
+		DEBUG_CHAIN INPUT
+		DEBUG_CHAIN OUTPUT
+		DEBUG_CHAIN FORWARD
 
 clean:
 	rm *.rules