- <route src="host1" dst="host2"><link_ctn id="link1"/></route>
- <route src="host1" dst="host3"><link_ctn id="link2"/></route>
- <route src="host2" dst="host3"><link_ctn id="link3"/></route>
- <route src="host3" dst="host4"><link_ctn id="link4"/></route>
- </AS>
+ <route src="host1" dst="host2">
+ <link_ctn id="link1"/>
+ </route>
+ <route src="host1" dst="host3">
+ <link_ctn id="link2"/>
+ </route>
+ <route src="host2" dst="host3">
+ <link_ctn id="link3"/>
+ </route>
+ <route src="host3" dst="host4">
+ <link_ctn id="link4"/>
+ </route>
+ </zone>