Comment # 3 on bug 1017936 from Michal Filka

(In reply to Lee Lammert from comment #0)
> 
> # grep ^FW_ /etc/sysconfig/network/SuSEfirewall2 
> FW_DEV_EXT="eth0"
> FW_DEV_INT="p132p1"
> FW_DEV_DMZ="p128p1"
> FW_ROUTE="yes"

According this it seems that yast did his job as expected. Please add 

cat /etc/sysctl.conf
iptables -L
rcSuSEfirewall2 status

for completness.

Yast do not set firewall rules itself. It is job of SuSEfirewall which
configures the box according sysconfig setup. Or do you run firewalld?