[grid@rac1 grid]$ ./runcluvfy.sh comp nodecon -n rac1,rac2 -verbose

Verifying node connectivity 

Checking node connectivity...

Checking hosts config file...
  Node Name     Status                    Comment                 
  ------------  ------------------------  ------------------------
  rac2          passed                                            
  rac1          passed                                            

Verification of the hosts config file successful

Interface information for node "rac2"
 Name   IP Address      Subnet          Gateway         Def. Gateway    HW Address        MTU   
 ------ --------------- --------------- --------------- --------------- ----------------- ------
 eth0   192.168.100.102 192.168.100.0   0.0.0.0         192.168.100.1   08:00:27:B8:F6:3D 1500  
 eth1   10.10.17.222    10.10.17.0      0.0.0.0         192.168.100.1   08:00:27:B3:C1:D5 1500  

Interface information for node "rac1"
 Name   IP Address      Subnet          Gateway         Def. Gateway    HW Address        MTU   
 ------ --------------- --------------- --------------- --------------- ----------------- ------
 eth0   192.168.100.101 192.168.100.0   0.0.0.0         192.168.100.1   08:00:27:1E:2D:C4 1500  
 eth1   10.10.17.221    10.10.17.0      0.0.0.0         192.168.100.1   08:00:27:2D:4B:63 1500  

Check: Node connectivity of subnet "192.168.100.0"
  Source                          Destination                     Connected?      
  ------------------------------  ------------------------------  ----------------
  rac2:eth0                       rac1:eth0                       yes             
Result: Node connectivity passed for subnet "192.168.100.0" with node(s) rac2,rac1

Check: TCP connectivity of subnet "192.168.100.0"
  Source                          Destination                     Connected?      
  ------------------------------  ------------------------------  ----------------
  rac1:192.168.100.101            rac2:192.168.100.102            passed          
Result: TCP connectivity check passed for subnet "192.168.100.0"

Check: Node connectivity of subnet "10.10.17.0"
  Source                          Destination                     Connected?      
  ------------------------------  ------------------------------  ----------------
  rac2:eth1                       rac1:eth1                       yes             
Result: Node connectivity passed for subnet "10.10.17.0" with node(s) rac2,rac1

Check: TCP connectivity of subnet "10.10.17.0"
  Source                          Destination                     Connected?      
  ------------------------------  ------------------------------  ----------------
  rac1:10.10.17.221               rac2:10.10.17.222               passed          
Result: TCP connectivity check passed for subnet "10.10.17.0"

Interfaces found on subnet "192.168.100.0" that are likely candidates for VIP are:
rac2 eth0:192.168.100.102
rac1 eth0:192.168.100.101

Interfaces found on subnet "10.10.17.0" that are likely candidates for a private interconnect are:
rac2 eth1:10.10.17.222
rac1 eth1:10.10.17.221

Result: Node connectivity check passed

Verification of node connectivity was successful.