Unable to access users home directories from windows 7

And from the logs (smbd) there is nothing wrong with the authentication :-

[2015/12/13 17:19:29.942349, 2] ../source3/auth/auth.c:305(auth_check_ntlm_password)
check_ntlm_password: authentication for user [Dad] -> [Dad] -> [Dad] succeeded
[2015/12/13 17:20:42.037451, 2] ../source3/auth/auth.c:305(auth_check_ntlm_password)
check_ntlm_password: authentication for user [Dad] -> [Dad] -> [Dad] succeeded
[2015/12/13 17:21:21.520751, 2] ../source3/auth/auth.c:305(auth_check_ntlm_password)
check_ntlm_password: authentication for user [Dad] -> [Dad] -> [Dad] succeeded

But the nmbd log is full of ip addresses that are nothing to do with my network!!!

nmbd version 4.2.4 started.
Copyright Andrew Tridgell and the Samba Team 1992-2014
[2015/12/13 12:01:34.296271, 0] ../lib/util/become_daemon.c:135(daemon_status)
STATUS=daemon 'nmbd' : No local IPv4 non-loopback interfaces available, waiting for interface ...NOTE: NetBIOS name resolution is not supported for Internet Protocol Version 6 (IPv6).
[2015/12/13 12:01:49.357549, 0] ../lib/util/become_daemon.c:124(daemon_ready)
STATUS=daemon 'nmbd' finished starting up and ready to serve connections
[2015/12/13 12:04:14.458498, 0] ../source3/nmbd/nmbd_incomingrequests.c:80(process_name_release_request)
process_name_release_request: unicast name release request received for name KM3EB241<20> from IP 169.254.7.100 on subnet UNICAST_SUBNET. Error - should be sent to WINS server
[2015/12/13 12:04:14.461413, 0] ../source3/nmbd/nmbd_incomingrequests.c:80(process_name_release_request)
process_name_release_request: unicast name release request received for name KM3EB241<00> from IP 169.254.7.100 on subnet UNICAST_SUBNET. Error - should be sent to WINS server
[2015/12/13 12:07:31.985687, 0] ../source3/nmbd/nmbd_become_lmb.c:397(become_local_master_stage2)
***** Samba name server THE-VAULT is now a local master browser for workgroup WORKGROUP on subnet 5.0.136.204 *****

Does this look normal?  It even persists over a reboot :/

Got SIGTERM: going down...
[2015/12/13 21:58:37.836249, 0] ../source3/libsmb/nmblib.c:873(send_udp)
Packet send failed to 5.255.255.255(138) ERRNO=Invalid argument
[2015/12/13 21:58:37.836528, 0] ../source3/libsmb/nmblib.c:873(send_udp)
Packet send failed to 5.255.255.255(138) ERRNO=Invalid argument
[2015/12/13 21:58:37.836649, 0] ../source3/libsmb/nmblib.c:873(send_udp)
Packet send failed to 192.168.0.255(138) ERRNO=Invalid argument
[2015/12/13 21:59:21, 0] ../source3/nmbd/nmbd.c:908(main)
nmbd version 4.2.4 started.
Copyright Andrew Tridgell and the Samba Team 1992-2014
[2015/12/13 21:59:21.452811, 0] ../lib/util/become_daemon.c:135(daemon_status)
STATUS=daemon 'nmbd' : No local IPv4 non-loopback interfaces available, waiting for interface ...NOTE: NetBIOS name resolution is not supported for Internet Protocol Version 6 (IPv6).
[2015/12/13 21:59:31.503354, 0] ../lib/util/become_daemon.c:124(daemon_ready)
STATUS=daemon 'nmbd' finished starting up and ready to serve connections
[2015/12/13 22:05:14.342263, 0] ../source3/nmbd/nmbd_become_lmb.c:397(become_local_master_stage2)
***** Samba name server THE-VAULT is now a local master browser for workgroup WORKGROUP on subnet 5.0.136.204 *****
Dad@The-Vault:/var/log/samba$

5.0.136.204 is an address in Syria! :smileyfrustrated:  Needles to say I am not there and have no connection to Syria