I just updated my patch-o-matic from the CVS, also iptables and patched kernel 2.4.25 I compiled everything as always, includind PPTP conntrack as a module but when I try to load de module I get that: modprobe ip_nat_pptp /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_nat_pptp.o: /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_nat_pptp.o: unresolved symbol ip_ct_gre_keymap_change /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_nat_pptp.o: insmod /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_nat_pptp.o failed /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_nat_pptp.o: insmod ip_nat_pptp failed modprobe ip_conntrack_pptp /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_conntrack_pptp.o: /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_conntrack_pptp.o: unresolved symbol ip_ct_gre_keymap_add /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_conntrack_pptp.o: /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_conntrack_pptp.o: unresolved symbol ip_ct_gre_keymap_destroy /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_conntrack_pptp.o: insmod /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_conntrack_pptp.o failed /lib/modules/2.4.25/kernel/net/ipv4/netfilter/ip_conntrack_pptp.o: insmod ip_conntrack_pptp failed What could be wrong there? POM applied patches correctly with no probs! Thanks for all.