NetBSD has the same problem
On Sun, 28 Jul 2002 17:36:07 +0000 (UTC) [EMAIL PROTECTED] (Christian Weisgerber) wrote: > Currently, if IPv6-enabled rsync is run as --daemon, it will perform > a wildcard bind(2) on an AF_INET6 socket and expect that IPv4 traffic > will be forwarded to the v6 socket (IPv4 mapped address, RFC2553). > > This has never worked on OpenBSD which disallows IPv4 mapped addresses > for security reasons. On FreeBSD 5.0-CURRENT, where the behavior > is subject to configuration, the default was switched to "disable" > a few days ago. According to their man page, NetBSD share this. > > Server processes that are to deal with IPv4 and IPv6 traffic will > have to bind to two sockets, one for each protocol family. Servers > that fail to do so and rely on the old IPv4 mapped addresses will > end up handling IPv6 only. > > Symptoms on typical IPv6-enabled but only IPv4-connected hosts are > that the daemon appears to be running fine but can't be reached. > netstat -a will show a protocol type of tcp6 instead of the expected > tcp46. > > Workarounds for IPv4-only users include specifying an appropriate > --address or building rsync with --disable-ipv6. > > Currently, rsync in daemon mode is only designed to read from a single > socket. Extending this to two sockets will require a bit of reworking, > e.g. introducing a select(2) loop. This also suggests extending > --address to accept multiple addresses (or allow multiple --address > arguments). Altogether that's a bit more than I feel confident to > tackle... > > -- > Christian "naddy" Weisgerber [EMAIL PROTECTED] > > -- > To unsubscribe or change options: http://lists.samba.org/mailman/listinfo/rsync > Before posting, read: http://www.tuxedo.org/~esr/faqs/smart-questions.html > -- -- =============================================================== Christophe Prevotaux Email: [EMAIL PROTECTED] HEXANET SARL URL: http://www.hexanet.fr/ Z.A.C Les Charmilles Tel: +33 (0)3 26 79 30 05 3 Allée Thierry Sabine Direct: +33 (0)3 26 61 77 72 BP202 Fax: +33 (0)3 26 79 30 06 51686 Reims Cedex 2 FRANCE HEXANET Network Operation Center =============================================================== -- To unsubscribe or change options: http://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.tuxedo.org/~esr/faqs/smart-questions.html
