i got the below error while doing cmcheckconf..

# cmcheckconf -C chdcls.ascii
Begin cluster verification...
Note : a NODE_TIMEOUT value of 2000000 was found in line 127. For a
significant portion of installations, a higher setting is more appropriate.
Refer to the comments in the cluster configuration ascii file or Serviceguard
manual for more information on this parameter.
Detected a partition of IP subnet 192.168.1.0.
  Partition 1
    Node 1 lan1
  Partition 2
    Node 2 lan1
Failed to evaluate network
cmcheckconf: Unable to reconcile configuration file chdcls.ascii
 with discovered configuration information.
-----------------------------
Node 1 --
# netstat -in
Name      Mtu  Network         Address         Ipkts   Ierrs Opkts   Oerrs Coll
lan1      1500 192.168.1.0     192.168.1.122   162     0     166     0     0
lan0      1500 3.164.120.0     3.164.120.83    200155626 0     336194653 0     0

lo0       4136 127.0.0.0       127.0.0.1       1835635 0     1835635 0     0
--------------------------
Node 2 ---
# netstat -in
Name      Mtu  Network         Address         Ipkts   Ierrs Opkts   Oerrs Coll
lan1      1500 192.168.1.0     192.168.1.123   9       0     9       0     0
lan0      1500 3.164.120.0     3.164.120.84    18674080 0     17283002 0     0

lo0       4136 127.0.0.0       127.0.0.1       239842  0     239842  0     0



here IP's on lan1 are heartbeat Ip's on both the nodes

IP's on lan0 are general server IP's.