Link Speed: Use the pull down menu to select a link speed that most closely represents your link, or select 'Other' to enter the approprate link speed in the field presented.
The link speed value is used to appropriately size and utilize replication link resources to the remote system. This setting defines the link attributes only.
Number of Links:If you have more than one link to the remote system, enter that number here. This adjusts the maximum bandwidth allowed without changing the communication link settings.