Dataplane-in-a-box descriptors:

- Added 3rd router to manifest

dataplane-in-a-box/arista.clab.yml

@@ -39,6 +39,10 @@ topology:
       kind: arista_ceos
       mgmt-ipv4: 172.20.20.102
 
+    r3:
+      kind: arista_ceos
+      mgmt-ipv4: 172.20.20.103
+
     dc1:
       kind: linux
       mgmt-ipv4: 172.20.20.211
@@ -56,6 +60,7 @@ topology:
         - ip route add 192.168.1.0/24 via 192.168.2.1
 
   links:
-    - endpoints: ["r1:eth1", "r2:eth1"]
+    - endpoints: ["r1:eth2", "r2:eth1"]
+    - endpoints: ["r2:eth3", "r3:eth2"]
     - endpoints: ["r1:eth10", "dc1:eth1"]
-    - endpoints: ["r2:eth10", "dc2:eth1"]
+    - endpoints: ["r3:eth10", "dc2:eth1"]