IPFire 3.x network configuration error

[Thomas Ebert <th.ebert@gmx.de>]

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I'm trying to configure my network with the network script, but it gives 
me errors.

[root(a)ipfire3build ~]# uname -a
Linux ipfire3build 3.7.7-2.ip3.i686 #1 SMP Fri Feb 15 17:32:00 UTC 2013 
i686 GNU/Linux

network zone create lan0/upl0 bridge
network zone lan0/upl0 port add p0
network zone lan0/upl0 config create ipv4-static --address=192.168.11.43 
--prefix=24 --gateway=192.168.11.5
network dns add 192.168.11.5
network start lan0/upl0
Job for network(a)lan0-upl0.service failed. See 'systemctl status 
network(a)lan0-upl0.service' and 'journalctl -xn' for details.
Started service 'network(a)lan0/upl0.service', code=1.
network status lan0/upl0

[root(a)ipfire3build ~]# network status lan0/upl0
Zone lan0/upl0 (bridge)
   Status                           DOWN

network(a)lan0-upl0.service - Network Connectivity for zone lan0/upl0
           Loaded: loaded (/usr/lib/systemd/system/network(a).service; static)
           Active: failed (Result: exit-code) since Fri, 2013-03-08 
22:23:34 CET; 21s ago
          Process: 597 ExecStart=/usr/sbin/network zone %I up 
(code=exited, status=128)
           CGroup: name=systemd:/system/network(a).service/lan0-upl0

Mar 08 22:23:34 ipfire3build network[597]: [81B blob data]
Mar 08 22:23:34 ipfire3build network[678]: bridge: error_log:            
'hook_exec' called from /usr/lib/network/functions.hook:127
Mar 08 22:23:34 ipfire3build network[597]: [81B blob data]
Mar 08 22:23:34 ipfire3build network[680]: bridge: error_log: 
'hook_zone_exec' called from /usr/lib/network/functions.zone:221
Mar 08 22:23:34 ipfire3build network[597]: [67B blob data]
Mar 08 22:23:34 ipfire3build network[597]: [68B blob data]
Mar 08 22:23:34 ipfire3build network[597]: [47B blob data]
Mar 08 22:23:34 ipfire3build systemd[1]: network(a)lan0-upl0.service: main 
process exited, code=exited, status=128/n/a
Mar 08 22:23:34 ipfire3build systemd[1]: Failed to start Network 
Connectivity for zone lan0/upl0.
Mar 08 22:23:34 ipfire3build systemd[1]: Unit network(a)lan0-upl0.service 
entered failed state