$NetBSD: patch-bm,v 1.1 2000/03/20 02:25:43 itojun Exp $ --- README-IPv6.orig Wed Dec 31 19:00:00 1969 +++ README-IPv6 Fri Dec 24 21:50:38 1999 @@ -0,0 +1,171 @@ +ssh-1.2.27-IPv6 version 1.5 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * ssh-1.2.27-IPv6 can handle both IPv4 and IPv6. + + To enable sshd/ssh to handle both IPv4 and IPv6, + + ./configure --enable-ipv6 + + Otherwise sshd/ssh handle IPv4 only as same as original ssh. + + * You can have multiple ListenAddress lines in /etc/sshd_config. + It means that sshd can listen multiple addresses. + + Example1: sshd will bind on these four adresses. + + ListenAddress 202.249.17.50 + ListenAddress 202.249.17.137 + ListenAddress 3ffe:501:c0b::1 + ListenAddress 3ffe:501:c0b:20:2a0:c9ff:fe3e:f5fc + + Example2: as same as example1. + (Because bertemu.rcac.tdi.co.jp has these four addresses.) + + ListenAddress bertemu.rcac.tdi.co.jp + + Example3: sshd will bind on any address both IPv4 and IPv6. + + ListenAddress :: + ListenAddress 0.0.0.0 + + Example4: as same as example3. + + No ListenAddress line in /etc/sshd_config. + + * You don't mind whether the host has IPv4 or IPv6 address. + You can also specify using only IPv4 (or only IPv6). + + Example1: ssh will try all IPv4 and IPv6 addresses that the host has. + + ssh host + + Example2: ssh will try all IPv4 addresses that the host has. + + ssh -4 host + + Example3: ssh will try all IPv6 addresses that the host has. + + ssh -6 host + + * You can have multiple Port lines in /etc/sshd_config and -p options. + It means that sshd can listen multiple ports, not only port 22. + + For example, you run sshd that listens port 22 and port 722, + and you can use port 22 for slogin and port 722 for scp. + It's useful if you have preference for interactive traffic in the router. + + You can have "AnotherPort 722" line in /etc/ssh_config or your + config file (maybe ~/.ssh/config). In this case, ssh with -A option + try to connect to port 722 at first, and try to connect to original + port (maybe port 22) if port 722 fails. scp executes ssh with -A option. + + * IPv6 supported platform + + IPv6 feature is available on follwing platforms now. + + kame -- http://www.kame.net/ (used to be called Hydrangea) + v6d -- http://onoe2.sm.sony.co.jp/ipv6/ (IPv6 daemon) + + On the other environments you can compile and run ssh-1.2.27-IPv6 if + you have a good getaddrinfo() in your library. + + * How to get ssh-1.2.27-IPv6 + + You can get tar.gz or patch to ssh-1.2.27.tar.gz: + + ftp://ftp.kyoto.wide.ad.jp/IPv6/ssh/ssh-1.2.27-IPv6-1.5.tar.gz + ftp://ftp.kyoto.wide.ad.jp/IPv6/ssh/ssh-1.2.27-IPv6-1.5-patch.gz + + * How to install ssh-1.2.27-IPv6 + + Apply ssh-1.2.27-IPv6-1.5-patch to ssh-1.2.27.tar.gz (or use + ssh-1.2.27-IPv6-1.5.tar.gz) and then see INSTALL file of ssh-1.2.27. + + If you want to enable ssh to handle IPv6, for example, + + % ./configure --enable-ipv6 + % make + % make install + + and you will be able to enjoy ssh handling both IPv6 and IPv4. + + * Change Log + + v1.5 1999-05-15 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * for ssh-1.2.27 + * supported scp with bracketed ipv6 ip address + * used struct sockaddr_storage instead of union sockunion + + v1.4 1998-08-21 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * fixed ipv6 address checking bug at match_host() in match.c + * cleanup comparing ip address at get_remote_hostname() in canohost.c + + v1.3 1998-08-14 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * fixed ipv6 address checking bug at match_host() in match.c + pointed out by Kenji Rikitake <kenji@k2r.org> + + v1.2.2 1998-08-07 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * fixed IPv6 enable checking bug in configure.in + + v1.2.1 1998-08-05 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * fixed AuthLog enable handling bug + + v1.2 1998-08-01 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * for ssh-1.2.26 + + v1.1.5 1998-06-13 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * supported AuthLog (logging authenticated info) in /etc/sshd_config + + v1.1.4 1998-06-11 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * supported multiple Port lines in /etc/sshd_config + * supported AnotherPort line in /etc/ssh_config + * supported -A option of ssh for another port try + + v1.1.3 1998-06-01 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * X11 connection forwarding IPv6 support + * removeed all hostent and sockaddr_in from *.c + + v1.1.2 1998-05-31 Jun-ichiro itojun Itoh <itojun@itojun.org> + + * configuration support for v6d. + + v1.1.1 1998-05-31 Jun-ichiro itojun Itoh <itojun@itojun.org> + + * add getaddinfo.c, getnameinfo.c and gai.h (delete fakelibinet6.c) + * configure checks whether getaddrinfo exists or not. + + v1.1 1998-05-31 KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * add fakelibinet6.c (including getaddrinfo and getnameinfo) + * compilation support on non-IPv6 environment. + * fixed port forwarding bug + + v1.0.1 1998-05-30 Jun-ichiro itojun Itoh <itojun@itojun.org> + + * add ENABLE_IPV6 flag. + * configuration support --enable-ipv6 for IPv6 platforms. + + v1.0 1998-05-30 created by KIKUCHI Takahiro <kick@kyoto.wide.ad.jp> + + * first release + * IPv6 support except X11 connection forwarding + + * Guideline for making this patch + + * protocol family independent (using AF_UNSPEC) + * use getaddrinfo and getnameinfo (see RFC2133) + * don't use sockaddr_in and AF_INET (but option -4 uses AF_INET) + * don't use sockaddr_in6 and AF_INET6 (but option -6 uses AF_INET6) + * don't use gethostbyname, gethostbyaddr and hostent + * listen to all addresses for all available protocol family + * try to connect to all addresses for all available protocol family +