Subject: Re: Getting to
To: Louis Guillaume <>
From: Steven M. Bellovin <>
List: netbsd-users
Date: 05/07/2003 18:42:26
In message <>, "Louis Guillaume" writes:
>I've been having a great big fight with my network admin over access to 
> (or anoncvs) through our Checkpoint Firewall. It's 
>version "NG - patch level 4".
>The session looks like this...
># ftp -a
>Trying 2001:4f8:4:b:2e0:81ff:fe21:6563...
>ftp: connect to address 2001:4f8:4:b:2e0:81ff:fe21:6563: No route to host
>Connected to
>220 FTP server (NetBSD-ftpd 20020615) ready.
>331 Guest login ok, type your name as password.
>421 Service not available, remote server has closed connection.
>ftp: Login failed.

This is an FAQ.  Try commenting out the following line in
$FWDIR/lib/base.def and reinstall the policy:

        #define FTP_ENFORCE_NL

		--Steve Bellovin, (me) (2nd edition of "Firewalls" book)