uestion to the Linux municipality I have iptables and t-DSL input am eth1 and output ppp0 eth0 is 192,168,0,99 = ppp0 eth1 is 192.168.100.2 only if I do not start firewall with iptables come it to acknowledgement it am started and afterwards the call of iptables vL results in Chain INPUT (policy ACCEPT 51 packets, 3390 bytes) pkts byte target prot opt in out SOURCE destination 0 0 ACCEPT UDP -- eth1 any 192.168.100.0/24 bastion.lines.org UDP spts:1024:59999 dpt:domain Chain FORWARD (policy ACCEPT 0 packets, 0 bytes) pkts byte target prot opt in out SOURCE destination Chain OUTPUT (policy ACCEPT 72 packets, 4863 bytes) pkts byte target prot opt in out SOURCE destination bastion:~ # Only with script however without t-DSL all ok goes. As well as something script modified from ppp0 on ippp0 (ISDN) goes it WHERE the error is to be looked up / Nils -- GMX - Die Kommunikationsplattform im Internet. http://www.gmx.net