// NewSyncManager create sync manager and set switch.
func NewSyncManager(config *config.Config, chain *protocol.Chain, txPool *protocol.TxPool, dispatcher *event.Dispatcher, fastSyncDB dbm.DB) (*SyncManager, error) {
- sw, err := p2p.NewSwitch(config)
+ sw, err := p2p.NewSwitchMaybeDiscover(config)
if err != nil {
return nil, err
}