[Linux-cluster] Corosync fails to start using cman

[David]

I have the RHCS installed on CentOS6 x86_64.

One of the nodes in a 3 node cluster won't start after I moved the nodes 
to a new vlan.

When I start cman this is what I get:

Starting cluster:
    Checking Network Manager...                             [  OK  ]
    Global setup...                                         [  OK  ]
    Loading kernel modules...                               [  OK  ]
    Mounting configfs...                                    [  OK  ]
    Starting cman... Aug 02 01:45:17 corosync [MAIN  ] Corosync Cluster 
Engine ('1.2.3'): started and ready to provide service.
Aug 02 01:45:17 corosync [MAIN  ] Corosync built-in features: nss rdma
Aug 02 01:45:17 corosync [MAIN  ] Successfully read config from 
/etc/cluster/cluster.conf
Aug 02 01:45:17 corosync [MAIN  ] Successfully parsed cman config
Aug 02 01:45:17 corosync [TOTEM ] Token Timeout (10000 ms) retransmit 
timeout (2380 ms)
Aug 02 01:45:17 corosync [TOTEM ] token hold (1894 ms) retransmits 
before loss (4 retrans)
Aug 02 01:45:17 corosync [TOTEM ] join (60 ms) send_join (0 ms) 
consensus (12000 ms) merge (200 ms)
Aug 02 01:45:17 corosync [TOTEM ] downcheck (1000 ms) fail to recv const 
(2500 msgs)
Aug 02 01:45:17 corosync [TOTEM ] seqno unchanged const (30 rotations) 
Maximum network MTU 1402
Aug 02 01:45:17 corosync [TOTEM ] window size per rotation (50 messages) 
maximum messages per rotation (17 messages)
Aug 02 01:45:17 corosync [TOTEM ] missed count const (5 messages)
Aug 02 01:45:17 corosync [TOTEM ] send threads (0 threads)
Aug 02 01:45:17 corosync [TOTEM ] RRP token expired timeout (2380 ms)
Aug 02 01:45:17 corosync [TOTEM ] RRP token problem counter (2000 ms)
Aug 02 01:45:17 corosync [TOTEM ] RRP threshold (10 problem count)
Aug 02 01:45:17 corosync [TOTEM ] RRP mode set to none.
Aug 02 01:45:17 corosync [TOTEM ] heartbeat_failures_allowed (0)
Aug 02 01:45:17 corosync [TOTEM ] max_network_delay (50 ms)
Aug 02 01:45:17 corosync [TOTEM ] HeartBeat is Disabled. To enable set 
heartbeat_failures_allowed > 0
Aug 02 01:45:17 corosync [TOTEM ] Initializing transport (UDP/IP).
Aug 02 01:45:17 corosync [TOTEM ] Initializing transmit/receive 
security: libtomcrypt SOBER128/SHA1HMAC (mode 0).
Aug 02 01:45:17 corosync [IPC   ] you are using ipc api v2
Aug 02 01:45:18 corosync [TOTEM ] Receive multicast socket recv buffer 
size (262142 bytes).
Aug 02 01:45:18 corosync [TOTEM ] Transmit multicast socket send buffer 
size (262142 bytes).
corosync: totemsrp.c:3091: memb_ring_id_create_or_load: Assertion `res 
== sizeof (unsigned long long)' failed.
Aug 02 01:45:18 corosync [TOTEM ] The network interface [10.50.3.70] is 
now up.
corosync died with signal: 6 Check cluster logs for details


Any idea what the issue could be?

Thanks
David