Comment 3 for bug 1359171

Main reason is lack of iptables-persistent needed by zabbix
2014-08-20T10:37:30.017736+01:00 info: (/Stage[openstack-firewall]/Firewall::Linux::Debian/Package[iptables-persistent]) Starting to evaluate the resource
2014-08-20T10:37:30.017736+01:00 debug: Executing '/usr/bin/dpkg-query -W --showformat '${Status} ${Package} ${Version} :DESC: ${Description}\n:DESC:\n' iptables-persistent'
2014-08-20T10:37:30.017736+01:00 debug: Installing package iptables-persistent from purged to present
2014-08-20T10:37:30.017736+01:00 debug: Executing '/usr/bin/apt-get -q -y -o DPkg::Options::=--force-confold --force-yes install iptables-persistent'
2014-08-20T10:37:30.017736+01:00 err: Execution of '/usr/bin/apt-get -q -y -o DPkg::Options::=--force-confold --force-yes install iptables-persistent' returned 100: Reading package lists...
2014-08-20T10:37:30.018060+01:00 err: Building dependency tree...
2014-08-20T10:37:30.018060+01:00 err: Reading state information...
2014-08-20T10:37:30.018060+01:00 err: The following NEW packages will be installed:
2014-08-20T10:37:30.018060+01:00 err: iptables-persistent
2014-08-20T10:37:30.018060+01:00 err: 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
2014-08-20T10:37:30.018060+01:00 err: Need to get 8960 B of archives.
2014-08-20T10:37:30.018060+01:00 err: After this operation, 58.4 kB of additional disk space will be used.
2014-08-20T10:37:30.018060+01:00 err: WARNING: The following packages cannot be authenticated!
2014-08-20T10:37:30.018060+01:00 err: iptables-persistent
2014-08-20T10:37:30.018060+01:00 err: Authentication warning overridden.
2014-08-20T10:37:30.018060+01:00 err: Err http://10.20.0.2/ubuntu/fuelweb/x86_64/ precise/main iptables-persistent all 0.5.3ubuntu2
2014-08-20T10:37:30.018060+01:00 err: Could not connect to 10.20.0.2:8080 (10.20.0.2). - connect (113: No route to host)
2014-08-20T10:37:30.018060+01:00 err: Failed to fetch http://10.20.0.2:8080/ubuntu/fuelweb/x86_64/pool/main/iptables-persistent_0.5.3ubuntu2_all.deb Could not connect to 10.20.0.2:8080 (10.20.0.2). - connect (113: No route to host)
2014-08-20T10:37:30.018060+01:00 err: E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?

Marking as duplicate