Dell PowerConnect 55xx Systems User Guide 211
When routing traffic, the next hop is determined according to the longest 
prefix match (LPM algorithm). A destination IPv4 address may match 
multiple routes in the IPv4 Static Route table. The switch uses the matched 
route with the longest prefix match. 
To add an IPv4 static route:
1
Click 
System 
> 
IP Addressing 
> 
IPv4 Static Routing
 in the tree view to 
display the 
IPv4 Static Routing: Summary
 page.
Figure 9-17. IPv4 Static Routing: Summary
2
Click 
Add
 to add a destination, and enter the fields:
–
Destination IP Prefix
 — Enter the destination IPv4 prefix. If all zeros 
are entered, this represents a default route.
–
Network Mask
 — Select the destination IPv4 mask.
–
Prefix Length
 — Select the length of the destination IPv4 address 
prefix.