<link id="link1" bandwidth="125MBps" latency="50us"/>
<link id="link2" bandwidth="125MBps" latency="50us"/>
<link id="link3" bandwidth="125MBps" latency="50us"/>
- <link id="link4" bandwidth="125MBps" latency="50us"/>
+ <link id="link4" bandwidth="125MBps" latency="50us"/>
<route src="host1" dst="host2">
<link_ctn id="link1"/>