More details -
Server
# rping -sd -a 10.213.64.106 -p 1234
port 1234
created cm_id 0x6090c0
rdma_bind_addr successful
rdma_listen
Client
# rping -cd -a 10.213.41.106 -p 1234
port 1234
created cm_id 0x6090c0
cma_event type RDMA_CM_EVENT_ADDR_RESOLVED cma_id 0x6090c0 (parent)
cma_event type RDMA_CM_EVENT_ROUTE_RESOLVED cma_id 0x6090c0 (parent)
rdma_resolve_addr - rdma_resolve_route successful
created pd 0x60b630
created channel 0x60b650
created cq 0x60b670
created qp 0x60b720
rping_setup_buffers called on cb 0x606010
allocated & registered buffers...
cq_thread started.
cma_event type RDMA_CM_EVENT_UNREACHABLE cma_id 0x6090c0 (parent)
cma event RDMA_CM_EVENT_UNREACHABLE, error -110