Hi, There were some threads about zypper using ipv6 even it's not available. Actually I've hit the opposite issue on ipv6 only systems. I was using download.opensuse.org repos only and I think the proxying to the mirrors is somehow bad. It's directs me to ipv4 only mirrors sometimes. See below. For example I did $ zypper dup [...] Retrieving: initviocons-0.5-91.1.2.x86_64.rpm [done (7.3 KiB/s)] Retrieving package hunspell-1.3.2-6.1.2.x86_64 (57/1356), 167.0 KiB (462.0 KiB unpacked) Retrieving: hunspell-1.3.2-6.1.2.x86_64.rpm [done (9.3 KiB/s)] Retrieving package gpart-0.1h-633.1.2.x86_64 (58/1356), 39.0 KiB (78.0 KiB unpacked) Retrieving: gpart-0.1h-633.1.2.x86_64.rpm [done (0 B/s)] Retrieving package gettext-runtime-0.18.1.1-9.1.1.x86_64 (59/1356), 690.0 KiB (2.3 MiB unpacked) Retrieving: gettext-runtime-0.18.1.1-9.1.1.x86_64.rpm [done (143.2 KiB/s)] Retrieving package gdbm-1.8.3-388.1.3.x86_64 (60/1356), 25.0 KiB (55.0 KiB unpacked) Retrieving: gdbm-1.8.3-388.1.3.x86_64.rpm [done] Retrieving package findutils-4.4.2-17.1.2.x86_64 (61/1356), 225.0 KiB (433.0 KiB unpacked) Retrieving: findutils-4.4.2-17.1.2.x86_64.rpm [error (0 B/s)] Download (curl) error for 'http://download.opensuse.org/distribution/12.1/repo/oss/suse/x86_64/findutil...': Error code: Connection failed Error message: Failed to connect to 146.6.54.21: Network is unreachable Abort, retry, ignore? [a/r/i/?] (a): ------------------ Here tcpdump while doing above stuff [...] 22:31:36.087488 IP6 2001:470:7034::101.53333 > mirror.ipv6.anl.gov.http: Flags [S], seq 2170047471, win 12280, options [mss 1228,sackOK,TS val 6897712 ecr 0,nop,wscale 4], length 0 22:31:42.103454 IP6 2001:470:7034::101.53333 > mirror.ipv6.anl.gov.http: Flags [S], seq 2170047471, win 12280, options [mss 1228,sackOK,TS val 6903728 ecr 0,nop,wscale 4], length 0 22:31:53.223499 IP6 2001:470:7034::101.56923 > ftp.opensuse.org.http: Flags [F.], seq 667, ack 32761, win 4020, options [nop,nop,TS val 6914848 ecr 52134293], length 0 22:31:53.245746 IP6 2001:470:7034::101.56927 > ftp.opensuse.org.http: Flags [S], seq 854628488, win 12280, options [mss 1228,sackOK,TS val 6914870 ecr 0,nop,wscale 4], length 0 22:31:53.272116 IP6 ftp.opensuse.org.http > 2001:470:7034::101.56923: Flags [.], ack 668, win 62, options [nop,nop,TS val 52138883 ecr 6914848], length 0 22:31:53.282676 IP6 ftp.opensuse.org.http > 2001:470:7034::101.56927: Flags [S.], seq 213220485, ack 854628489, win 5712, options [mss 1440,sackOK,TS val 52138886 ecr 6914870,nop,wscale 7], length 0 22:31:53.282779 IP6 2001:470:7034::101.56927 > ftp.opensuse.org.http: Flags [.], ack 1, win 768, options [nop,nop,TS val 6914907 ecr 52138886], length 0 22:31:53.283298 IP6 2001:470:7034::101.56927 > ftp.opensuse.org.http: Flags [P.], seq 1:283, ack 1, win 768, options [nop,nop,TS val 6914907 ecr 52138886], length 282 22:31:53.317131 IP6 ftp.opensuse.org.http > 2001:470:7034::101.56927: Flags [.], ack 283, win 53, options [nop,nop,TS val 52138895 ecr 6914907], length 0 22:31:53.321528 IP6 ftp.opensuse.org.http > 2001:470:7034::101.56927: Flags [P.], seq 1:723, ack 283, win 53, options [nop,nop,TS val 52138895 ecr 6914907], length 722 22:31:53.321575 IP6 2001:470:7034::101.56927 > ftp.opensuse.org.http: Flags [.], ack 723, win 858, options [nop,nop,TS val 6914946 ecr 52138895], length 0 22:31:53.322222 IP6 2001:470:7034::101.43687 > ordns.he.net.domain: 52005+ A? ftp.utexas.edu. (32) 22:31:53.322552 IP6 2001:470:7034::101.43687 > ordns.he.net.domain: 62098+ AAAA? ftp.utexas.edu. (32) 22:31:53.347461 IP6 ordns.he.net.domain > 2001:470:7034::101.43687: 52005 2/0/0 CNAME marmot.tn.utexas.edu., A 146.6.54.21 (72) 22:31:53.358473 IP6 ordns.he.net.domain > 2001:470:7034::101.43687: 62098 1/1/0 CNAME marmot.tn.utexas.edu. (114) 22:31:53.365931 IP6 2001:470:7034::101.56927 > ftp.opensuse.org.http: Flags [F.], seq 283, ack 723, win 858, options [nop,nop,TS val 6914990 ecr 52138895], length 0 22:31:53.395326 IP6 ftp.opensuse.org.http > 2001:470:7034::101.56927: Flags [F.], seq 723, ack 284, win 53, options [nop,nop,TS val 52138914 ecr 6914990], length 0 22:31:53.395469 IP6 2001:470:7034::101.56927 > ftp.opensuse.org.http: Flags [.], ack 724, win 858, options [nop,nop,TS val 6915020 ecr 52138914], length 0 ------------------ This is my network. $ ip addr 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1288 qdisc pfifo_fast state UP qlen 1000 link/ether 00:0c:29:11:11:01 brd ff:ff:ff:ff:ff:ff inet6 2001:470:7034::101/64 scope global valid_lft forever preferred_lft forever inet6 fe80::20c:29ff:fe11:1101/64 scope link valid_lft forever preferred_lft forever $ ip -4 route $ ip -6 route 2001:470:7034::/64 dev eth0 proto kernel metric 256 mtu 1288 unreachable fe80::/64 dev lo proto kernel metric 256 error -101 fe80::/64 dev eth0 proto kernel metric 256 mtu 1288 default via 2001:470:7034::1 dev eth0 metric 1024 mtu 1288 rtt 69ms rttvar 25ms cwnd 10 hoplimit 255 cu, Rudi -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse+owner@opensuse.org