Added some CLI commands and fixed pom.xml and features.xml to use commons-lang 2.6 (bundle)
diff --git a/cli/src/main/java/org/onlab/onos/cli/net/LinksListCommand.java b/cli/src/main/java/org/onlab/onos/cli/net/LinksListCommand.java
new file mode 100644
index 0000000..87be1f2
--- /dev/null
+++ b/cli/src/main/java/org/onlab/onos/cli/net/LinksListCommand.java
@@ -0,0 +1,36 @@
+package org.onlab.onos.cli.net;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.onos.cli.AbstractShellCommand;
+import org.onlab.onos.net.Link;
+import org.onlab.onos.net.link.LinkService;
+
+import static org.onlab.onos.net.DeviceId.deviceId;
+
+/**
+ * Lists all infrastructure links.
+ */
+@Command(scope = "onos", name = "links",
+         description = "Lists all infrastructure links")
+public class LinksListCommand extends AbstractShellCommand {
+
+    private static final String FMT = "src=%s/%s, dst=%s/%s, type=%s";
+
+    @Argument(index = 0, name = "deviceId", description = "Device ID",
+              required = false, multiValued = false)
+    String deviceId = null;
+
+
+    @Override
+    protected Object doExecute() throws Exception {
+        LinkService service = getService(LinkService.class);
+        Iterable<Link> links = deviceId != null ?
+                service.getDeviceLinks(deviceId(deviceId)) : service.getLinks();
+        for (Link link : links) {
+            print(FMT, link.src().deviceId(), link.src().port(),
+                  link.dst().deviceId(), link.dst().port(), link.type());
+        }
+        return null;
+    }
+}