Description of VMware DVS configuration options

Configuration option = Default value	Description
[dvs]
api_retry_count = 10	(IntOpt) The number of times we retry on failures, e.g., socket error, etc.
dvs_name = None	(StrOpt) The name of the preconfigured DVS.
host_ip = None	(StrOpt) Hostname or IP address for connection to VMware VC host.
host_password = None	(StrOpt) Password for connection to VMware VC host.
host_port = 443	(IntOpt) Port for connection to VMware VC host.
host_username = None	(StrOpt) Username for connection to VMware VC host.
task_poll_interval = 0.5	(FloatOpt) The interval used for polling of remote tasks.