=> Bootstrap dependency digest>=20010302: found digest-20160304
=> Fetching postfix-3.1.2.tar.gz
=> Total size: 4337569 bytes
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file postfix-3.1.2.tar.gz
ftp: Can't connect to `213.150.9.191:80': Connection refused
ftp: Can't connect to `postfix.it-austria.net:http'
fetch: Unable to fetch expected file postfix-3.1.2.tar.gz
ftp: Can't connect to `204.152.184.134:80': Connection refused
ftp: Can't connect to `mirrors.isc.org:http'
fetch: Unable to fetch expected file postfix-3.1.2.tar.gz
=> Checksum SHA1 OK for postfix-3.1.2.tar.gz
=> Checksum RMD160 OK for postfix-3.1.2.tar.gz
=> Checksum SHA512 OK for postfix-3.1.2.tar.gz