Description of problem:

tuskar based ospd install fails with stacktrace:

23:41:13 dib-run-parts Tue Feb 9 18:41:12 EST 2016 Running /usr/libexec/os-refresh-config/post-configure.d/10-tftp-iptables
23:41:13 + set -o pipefail
23:41:13 + add-rule INPUT -m udp -p udp --dport 69 -j ACCEPT
23:41:13 active
23:41:13 + add-rule INPUT -p tcp -m multiport --dports 8773,8774,8775,13773,13774,13775 -j ACCEPT
23:41:13 active
23:41:13 + add-rule INPUT -p tcp -m multiport --dports 5000,35357,13000,13357 -j ACCEPT
23:41:13 active
23:41:13 iptables-restore: line 74 failed
23:41:13 [2016-02-09 18:41:12,434] (os-refresh-config) [ERROR] during post-configure phase. [Command '['dib-run-parts', '/usr/libexec/os-refresh-config/post-configure.d']' returned non-zero exit status 1]
23:41:13 
23:41:13 [2016-02-09 18:41:12,434] (os-refresh-config) [ERROR] Aborting...
23:41:13 Traceback (most recent call last):
23:41:13   File "<string>", line 1, in <module>
23:41:13   File "/usr/lib/python2.7/site-packages/instack_undercloud/undercloud.py", line 526, in install
23:41:13     _run_orc(instack_env)
23:41:13   File "/usr/lib/python2.7/site-packages/instack_undercloud/undercloud.py", line 461, in _run_orc
23:41:13     _run_live_command(args, instack_env, 'os-refresh-config')
23:41:13   File "/usr/lib/python2.7/site-packages/instack_undercloud/undercloud.py", line 297, in _run_live_command
23:41:13     raise RuntimeError('%s failed. See log for details.', name)
23:41:13 RuntimeError: ('%s failed. See log for details.', 'os-refresh-config')
23:41:13 ERROR: openstack Command 'instack-install-undercloud' returned non-zero exit status 1
23:41:13