L3 Switch                            L3 Switch


                  +-------------+        Po1          +--------------+
                  |             |                     |              |
                  |             +---------------------+              |
HSRP VLAN 350     |   Core1     +---------------------+    Core2     |        HSRP VLAN 350
IP 10.10.1.2      |             |                     |              |        IP 10.10.1.3
VIP 10.10.1.1     |             |                     |              |        VIP 10.10.1.1
Standby           +-----+-----+-+                     +----+---------+        Active
                        |     |                            |
                        |     |                            |
                        |     |                            |
                        |     |                            |
                        |     +-----------------------+    |
                        |                             |    |
                        |                             |    |
                        |                             |    |
                        |                             |    |
                      +-+-----------+            +----+----+---+
                      |             |            |             |
                      |             |            |             |
                      |   Vlan 350  |            |   Vlan 350  |
                      |             |            |             |
                      |             |            |             |
                      +-------------+            +-------------+


                        L2 Switch                  l2 Switch