V0.12 do not connect with V0.11

I just compiled V0.12 from sources and found out it will not connect to V0.11 instances.

Is it a known/wanted condition ?

It uses separate discovery servers, hence won’t find each other, though protocol wise they are more or less compatible, and should work over local discovery and statically configured ips.

So far it runs for few hours and local discovery didn’t connect both instances…

set both instances with static ip and still nothing. Both devices are on the same vLAN and were able to sync prior I switched one instance to V0.12.

I also added V0.11 discovery servers to my V0.12 instance to test out… Negative again.

So far I was hoping to have both instance to be able to sync inside my VM test lab. This would have allowed me to update few machines to V0.12 immediately (The ones I have around me all the times) and then wait for official release of V0.12 to be auto-updated when it is officially released…

What exactly made the 2 versions to be not compatible ?

Have you checked the logs for any errors?

except for some scanner problem (tested update and downgrade) nothing, just usual (STTRACE=scanner,net)… It’s like they don’t see each others at all.

I’ll make more tests later adding beacon and discover to STTRACE…

Actually, local discovery is not compatible either, it runs on different ports. So static addresses is the only way forward. Not sure why that doesn’t work, check sttrace=net

1 Like

Let me get the logs on this computer, but actually what I see is that everything tries to go over IPv6… thus not supported by all my systems…

Logs with STTRACE=net,beacon,discover

syncthing.exe
[monitor] 2015/08/26 15:44:00.253609 monitor.go:63: INFO: Log output saved to file "C:\Users\xxx\AppData\Local\Syncthing\syncthing.log"
[monitor] 2015/08/26 15:44:00.257596 monitor.go:94: INFO: Starting syncthing
[F6AWJ] 2015/08/26 15:44:00.957870 main.go:479: INFO: syncthing v0.11.22 "Aluminium Ant" (go1.4.2 windows-amd64 default) unknown-user@syncthing-builder 2015-08-24 07:40:21 UTC
[F6AWJ] 2015/08/26 15:44:00.960855 main.go:480: INFO: My ID: F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:00.971869 main.go:590: INFO: Local networks: 192.168.0.110/24
[F6AWJ] 2015/08/26 15:44:00.971869 main.go:776: INFO: Database block cache capacity 40520 KiB
[F6AWJ] 2015/08/26 15:44:01.037924 model.go:194: OK: Ready to synchronize XXX (read-write)
[F6AWJ] 2015/08/26 15:44:01.042884 model.go:194: OK: Ready to synchronize XXX (read-write)
[F6AWJ] 2015/08/26 15:44:01.042884 main.go:831: INFO: Starting web GUI on http://127.0.0.1:8384/
[F6AWJ] 2015/08/26 15:44:01.045867 rwfolder.go:331: INFO: Completed initial scan (rw) of folder xxx
[F6AWJ] 2015/08/26 15:44:01.047860 rwfolder.go:331: INFO: Completed initial scan (rw) of folder xxx
[F6AWJ] 2015/08/26 15:44:01.592634 main.go:908: INFO: Starting local discovery announcements
[F6AWJ] 2015/08/26 15:44:01.593618 broadcast.go:163: DEBUG: broadcastReader@0xc082440060 starting
[F6AWJ] 2015/08/26 15:44:01.593618 broadcast.go:74: DEBUG: broadcastWriter@0xc082440080 starting
[F6AWJ] 2015/08/26 15:44:01.596621 multicast.go:49: DEBUG: IPv6 join {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8} success
[F6AWJ] 2015/08/26 15:44:01.596621 multicast.go:49: DEBUG: IPv6 join {947D5747-D2F8-4F48-9C3B-FBC95401F40E} success
[F6AWJ] 2015/08/26 15:44:01.597619 multicast.go:47: DEBUG: IPv6 join {1278146E-D52B-4B93-A7B4-19C703649217} failed: setsockopt: The requested address is not valid in its context.
[F6AWJ] 2015/08/26 15:44:01.597619 main.go:913: INFO: Starting global discovery announcements
[F6AWJ] 2015/08/26 15:44:01.605621 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:44:01.612622 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:44:01.613623 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:01.613623 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:44:01.613623 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:44:01.615621 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:44:01.616623 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:01.616623 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:44:01.616623 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:44:01.632624 client_udp.go:106: DEBUG: discover udp6://announce-v6.syncthing.net:22026: broadcast resolve: GetAddrInfoW: No such host is known.; trying again in 1m0s
[F6AWJ] 2015/08/26 15:44:01.649624 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:01.649624 main.go:693: INFO: Device LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU is "IntelX" at [dynamic]
[F6AWJ] 2015/08/26 15:44:01.649624 main.go:693: INFO: Device F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7 is "isaac" at [dynamic]
[F6AWJ] 2015/08/26 15:44:01.655628 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:01.655628 connections.go:202: DEBUG: listening on 0.0.0.0:22000
[F6AWJ] 2015/08/26 15:44:01.656626 usage_report.go:154: INFO: Starting usage reporting
[F6AWJ] 2015/08/26 15:44:01.660626 client_udp.go:126: DEBUG: discover udp4://announce.syncthing.net:22026: broadcast: Sending self announcement to 194.126.249.5:22026
[F6AWJ] 2015/08/26 15:44:01.662626 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:01.662626 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:01.665625 gui.go:221: INFO: API listening on 127.0.0.1:8384
[F6AWJ] 2015/08/26 15:44:01.672902 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:01.673403 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:01.681405 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:01.682405 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:01.686422 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:01.686904 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:02.612066 upnp.go:215: INFO: UPnP parse: unrecognized UPnP device of type uuid:f951c7d8-1dd1-11b2-8476-89aa87309653
[F6AWJ] 2015/08/26 15:44:02.612066 upnp.go:215: INFO: UPnP parse: unrecognized UPnP device of type uuid:f952dc90-1dd1-11b2-b7d6-9a9644112b53
[F6AWJ] 2015/08/26 15:44:02.613067 upnp.go:215: INFO: UPnP parse: unrecognized UPnP device of type uuid:f9592c80-1dd1-11b2-9d3b-a92c2df0d820
[F6AWJ] 2015/08/26 15:44:02.613067 upnp.go:215: INFO: UPnP parse: unrecognized UPnP device of type uuid:f95e1718-1dd1-11b2-aab4-8ea74ce60369
[F6AWJ] 2015/08/26 15:44:02.792126 client_udp.go:223: DEBUG: discover udp4://announce.syncthing.net:22026: Lookup(F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7) result: [24.212.46.207:22000 24.212.46.207:37060]
[F6AWJ] 2015/08/26 15:44:02.793127 client_udp.go:142: DEBUG: discover udp4://announce.syncthing.net:22026: broadcast: Self-lookup returned: [24.212.46.207:22000 24.212.46.207:37060]
[F6AWJ] 2015/08/26 15:44:11.001390 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.103:41089
[F6AWJ] 2015/08/26 15:44:11.001390 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.103:41089 for LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU
[F6AWJ] 2015/08/26 15:44:11.001390 discover.go:370: DEBUG: discover: Caching LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU addresses: [{?:0 2015-08-26 15:44:11.0013907 -0400 EDT}]
[F6AWJ] 2015/08/26 15:44:11.002392 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:44:11.003393 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:44:11.003393 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:44:11.006392 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:44:11.008392 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:44:11.008392 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:11.008392 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:11.009391 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:44:11.009391 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:11.014392 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:11.015392 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:11.018394 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:11.018394 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:11.021394 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:11.021394 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:12.005519 upnpsvc.go:81: INFO: New UPnP port mapping: external port 37060 to local port 22000.
[F6AWJ] 2015/08/26 15:44:12.011517 upnpsvc.go:88: DEBUG: Created/updated UPnP port mapping for external port 37060 on device 'DIR-835' (192.168.0.1).
[F6AWJ] 2015/08/26 15:44:12.013517 client_udp.go:106: DEBUG: discover udp6://announce-v6.syncthing.net:22026: broadcast resolve: GetAddrInfoW: No such host is known.; trying again in 1m0s
[F6AWJ] 2015/08/26 15:44:12.013517 client_udp.go:126: DEBUG: discover udp4://announce.syncthing.net:22026: broadcast: Sending self announcement to 194.126.249.5:22026
[F6AWJ] 2015/08/26 15:44:13.131699 client_udp.go:223: DEBUG: discover udp4://announce.syncthing.net:22026: Lookup(F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7) result: [24.212.46.207:37060 24.212.46.207:22000]
[F6AWJ] 2015/08/26 15:44:13.131699 client_udp.go:142: DEBUG: discover udp4://announce.syncthing.net:22026: broadcast: Self-lookup returned: [24.212.46.207:37060 24.212.46.207:22000]
[F6AWJ] 2015/08/26 15:44:13.662191 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.100:58617
[F6AWJ] 2015/08/26 15:44:13.663189 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.100:58617 for TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI
[F6AWJ] 2015/08/26 15:44:13.663189 discover.go:370: DEBUG: discover: Caching TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI addresses: [{?:0 2015-08-26 15:44:13.6631891 -0400 EDT}]
[F6AWJ] 2015/08/26 15:44:13.666193 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:44:13.666193 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:44:13.668190 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:44:13.672189 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:44:13.673190 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:44:13.673190 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:44:13.674189 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:13.676188 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:13.677189 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:13.683189 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:13.683189 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:13.689195 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:13.689195 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:13.693193 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:13.694191 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:14.787978 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.102:42734
[F6AWJ] 2015/08/26 15:44:14.788976 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.102:42734 for JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB
[F6AWJ] 2015/08/26 15:44:14.789977 discover.go:370: DEBUG: discover: Caching JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB addresses: [{?:0 2015-08-26 15:44:14.7889767 -0400 EDT}]
[F6AWJ] 2015/08/26 15:44:14.789977 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:44:14.790977 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:44:14.790977 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:44:14.795975 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:14.796977 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:14.797977 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:44:14.797977 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:44:14.797977 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:44:14.798977 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:14.802977 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:14.803976 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:14.808977 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:14.809981 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:16.657462 connections.go:278: DEBUG: dial LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU ?:0
[F6AWJ] 2015/08/26 15:44:16.658472 connections.go:284: DEBUG: GetAddrInfoW: No such host is known.
[F6AWJ] 2015/08/26 15:44:31.598956 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:44:31.598956 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:44:31.599955 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:44:31.604954 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:44:31.605953 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:31.605953 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:31.606956 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:44:31.608954 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:44:31.609957 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:31.611954 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:31.612954 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:31.617954 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:31.618954 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:31.622982 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:44:31.623955 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:44:32.659563 connections.go:278: DEBUG: dial LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU ?:0
[F6AWJ] 2015/08/26 15:44:32.660459 connections.go:284: DEBUG: GetAddrInfoW: No such host is known.
[F6AWJ] 2015/08/26 15:44:40.987738 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.103:41089
[F6AWJ] 2015/08/26 15:44:40.987738 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.103:41089 for LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU
[F6AWJ] 2015/08/26 15:44:40.987738 discover.go:370: DEBUG: discover: Caching LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU addresses: [{?:0 2015-08-26 15:44:40.9877385 -0400 EDT}]
[F6AWJ] 2015/08/26 15:44:43.648592 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.100:58617
[F6AWJ] 2015/08/26 15:44:43.649591 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.100:58617 for TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI
[F6AWJ] 2015/08/26 15:44:43.649591 discover.go:370: DEBUG: discover: Caching TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI addresses: [{?:0 2015-08-26 15:44:43.6495911 -0400 EDT}]
[F6AWJ] 2015/08/26 15:44:44.774341 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.102:42734
[F6AWJ] 2015/08/26 15:44:44.775338 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.102:42734 for JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB
[F6AWJ] 2015/08/26 15:44:44.775338 discover.go:370: DEBUG: discover: Caching JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB addresses: [{?:0 2015-08-26 15:44:44.7753388 -0400 EDT}]
[F6AWJ] 2015/08/26 15:45:01.600808 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:45:01.601809 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:45:01.601809 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:45:01.610808 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:45:01.611808 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:45:01.618809 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:01.619808 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:01.622808 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:45:01.623807 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:01.627809 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:01.627809 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:01.633809 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:01.633809 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:01.637808 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:01.637808 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:04.660469 connections.go:278: DEBUG: dial LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU ?:0
[F6AWJ] 2015/08/26 15:45:04.661481 connections.go:284: DEBUG: GetAddrInfoW: No such host is known.
[F6AWJ] 2015/08/26 15:45:10.977835 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.103:41089
[F6AWJ] 2015/08/26 15:45:10.977835 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.103:41089 for LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU
[F6AWJ] 2015/08/26 15:45:10.977835 discover.go:370: DEBUG: discover: Caching LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU addresses: [{?:0 2015-08-26 15:45:10.9778355 -0400 EDT}]
[F6AWJ] 2015/08/26 15:45:12.047465 client_udp.go:106: DEBUG: discover udp6://announce-v6.syncthing.net:22026: broadcast resolve: GetAddrInfoW: No such host is known.; trying again in 1m0s
[F6AWJ] 2015/08/26 15:45:13.634656 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.100:58617
[F6AWJ] 2015/08/26 15:45:13.634656 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.100:58617 for TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI
[F6AWJ] 2015/08/26 15:45:13.635639 discover.go:370: DEBUG: discover: Caching TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI addresses: [{?:0 2015-08-26 15:45:13.634656 -0400 EDT}]
[F6AWJ] 2015/08/26 15:45:14.760684 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.102:42734
[F6AWJ] 2015/08/26 15:45:14.761688 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.102:42734 for JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB
[F6AWJ] 2015/08/26 15:45:14.761688 discover.go:370: DEBUG: discover: Caching JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB addresses: [{?:0 2015-08-26 15:45:14.7616883 -0400 EDT}]
[F6AWJ] 2015/08/26 15:45:31.600758 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:45:31.601757 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:45:31.601757 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:45:31.609759 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:45:31.610759 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:45:31.618758 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:31.619759 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:31.622758 broadcast.go:192: DEBUG: recv 56 bytes from 192.168.0.110:53113
[F6AWJ] 2015/08/26 15:45:31.622758 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.110:53113 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:31.627759 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:31.627759 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:31.634758 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:31.634758 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:31.638757 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:45:31.638757 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7
[F6AWJ] 2015/08/26 15:45:41.062676 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.103:41089
[F6AWJ] 2015/08/26 15:45:41.063674 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.103:41089 for LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU
[F6AWJ] 2015/08/26 15:45:41.063674 discover.go:370: DEBUG: discover: Caching LBYX346-V6YW7VW-NN2CZCD-HEBAGTI-ZQBAUWN-OPPWYQX-FQTYNVB-BP7NOQU addresses: [{?:0 2015-08-26 15:45:41.0636749 -0400 EDT}]
[F6AWJ] 2015/08/26 15:45:43.622282 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.100:58617
[F6AWJ] 2015/08/26 15:45:43.622282 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.100:58617 for TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI
[F6AWJ] 2015/08/26 15:45:43.623282 discover.go:370: DEBUG: discover: Caching TNPRBKO-SSNDWTK-46VYNQN-YTXNGTH-TKMPEU6-3UFMUPL-6Q2JNKE-6GAYWAI addresses: [{?:0 2015-08-26 15:45:43.6222823 -0400 EDT}]
[F6AWJ] 2015/08/26 15:45:44.747073 broadcast.go:192: DEBUG: recv 68 bytes from 192.168.0.102:42734
[F6AWJ] 2015/08/26 15:45:44.748070 discover.go:320: DEBUG: discover: Received local announcement from 192.168.0.102:42734 for JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB
[F6AWJ] 2015/08/26 15:45:44.748070 discover.go:370: DEBUG: discover: Caching JY3RSW3-EZL2GJI-VM2CSCS-AF2VQ4B-THTQEPX-6XVY7WG-K4OUQA6-JPC33AB addresses: [{?:0 2015-08-26 15:45:44.7480709 -0400 EDT}]
[F6AWJ] 2015/08/26 15:46:01.601016 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {C147E7FE-4F5B-4619-B7B3-1A43E5453EF8}
[F6AWJ] 2015/08/26 15:46:01.602017 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {947D5747-D2F8-4F48-9C3B-FBC95401F40E}
[F6AWJ] 2015/08/26 15:46:01.602017 multicast.go:94: DEBUG: sent 56 bytes to [ff32::5222]:21026 on {1278146E-D52B-4B93-A7B4-19C703649217}
[F6AWJ] 2015/08/26 15:46:01.607015 broadcast.go:114: DEBUG: addresses: [255.255.255.255]
[F6AWJ] 2015/08/26 15:46:01.609016 broadcast.go:140: DEBUG: sent 56 bytes to 255.255.255.255:21025
[F6AWJ] 2015/08/26 15:46:01.610016 beacon.go:34: DEBUG: recv 56 bytes from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026
[F6AWJ] 2015/08/26 15:46:01.612015 discover.go:320: DEBUG: discover: Received local announcement from [fe80::99ed:4110:30d7:225b%{947D5747-D2F8-4F48-9C3B-FBC95401F40E}]:21026 for F6AWJ4N-G4S73WJ-KAJG377-SUV4BDD-JW7UZYV-XGKFRY2-2N7TPOY-7YL64A7

Generally speaking, v0.12 not being compatible with v0.11 is why it’s called v0.12 and not v0.11. The discovery protocol is different - different port number, different multicast group, different packet format. But as said, if configured statically (IP or DNS) they should connect. That may not be the case when v0.12.0 is released - more changes may come until then.

From the log it looks they are just incompatible when they discover each other via local discovery. Plus the subnet mask on one of your machines is wrong. Switxh off discovery and try using only static config.