How to synchronize pull subscriptions with alternate synchronization partners (Enterprise Manager)

1. On the Subscriber, expand the Replication directory, click the Subscriptions directory, right-click a pull subscription, and then click Properties.
   
   
2. On the Synchronization tab, click Merge Agent Properties.
   
   
3. On the Steps tab, double-click the subscription agent step, and then add the –SyncToAlternate switch in the Command text box.