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3. Selectone of the following values from the Transportmode drop-downlist:
oAutomaticto allow SMART Sy nc to select the best transport modefor your
network
oUnicastto use unicasting as the transportmode
oMulticastto use IP multicasting as the transport mode
NO T E
SMART recommendsthe Automatic option.
TI P
Toview t hec urrentlyused transport mode,select Help > About SMART
Syncand openthe Description tab.
4. Optionally,type a TTL value for IP multicasting in the Multicast TTLbox.
By default,SMART Sync multicast packets are sent with aTTL value of 1, which
preventsthem from beingforwarded beyonda single subnetwork. Multicast
datagramswith a TTL of greaterthan 1 can deliver to moret hanone subnetwork (if
thereare oneor more multicast routers attachedto t hefi rst-hopsubnetwork).
TypicalTTL thresholds are:
TTL Threshold Scope
1 Restrictedt o thes ames ubnetwork
15 Restrictedt o thes ames ite
63 Restrictedt o thes ameregion
127 Worldwide
191 Worldwide;limited bandwidth
255 Unrestrictedscope
5. Optionally,type the millisecond-per-chunkfor TCP traffic in t heTCP delay box.
| CH A P T ER 1 1 –C ON F I G U R I N G SMA R T SY N C T EAC HE R