D-Link DFL-1660 User Manual page 185

4.7.5. Advanced Settings for
Transparent Mode
Default: Enabled
Decrement TTL
Enable this if the TTL should be decremented each time a packet traverses the firewall in
Transparent Mode.
Default: Disabled
Dynamic CAM Size
This setting can be used to manually configure the size of the CAM table. Normally Dynamic is the
preferred value to use.
Default: Dynamic
CAM Size
If the Dynamic CAM Size setting is not enabled then this is the maximum number of entries in each
CAM table.
Default: 8192
Dynamic L3C Size
Allocate the L3 Cache Size value dynamically.
Default: Enabled
L3 Cache Size
This setting is used to manually configure the size of the Layer 3 Cache. Enabling Dynamic L3C
Size is normally preferred.
Default: Dynamic
Transparency ATS Expire
Defines the lifetime of an unanswered ARP Transaction State (ATS) entry in seconds. Valid values
are 1-60 seconds.
Default: 3 seconds
Transparency ATS Size
Defines the maximum total number of ARP Transaction State (ATS) entries. Valid values are
128-65536 entries.
Default: 4096
Note: Optimal ATS handling
Both Transparency ATS Expire and Transparency ATS Size can be used to adjust the
ATS handling to be optimal in different environments.
185
Chapter 4. Routing