Ask a question about qemu net Can`t find gateway

[zhongshendoushuizhao]

hello buddy~ I tried to build detux. i follow the step and I built it up successfully， but i find a quetion in my detux. My qemu virtual machine can only ping my host ip. It can not ping the gateway and can not access the Internet. My host network configuration is as follows ：
auto br0 iface br0 inet dhcp bridge_port eth0 bridge_maxwait 0

My virtual host configuration is as follows

so ,what happend? can you help me ?

[mikelhpdatke]

Did you run qemu command extractly?
I emulated it nomally. Using command below:

sudo qemu-system-mips -M malta -kernel qemu/mips/1/vmlinux-3.2.0-4-4kc-malta -hda qemu/mips/1/debian_wheezy_mips_standard.qcow2 -append "root=/dev/sda1 console=tty0" -net nic,macaddr=52:55:00:d1:55:01 -net tap