Tested on :
Ubuntu Server 10.10 x64
DD-WRT v24-sp2 (08/07/10) std running on TP-Link TL-WR1043ND
Cacti 0.8.7g with NET-SNMP 5.x and RRDTool 1.4.x
After installing cacti (follow this tutorial) , i used this template.
Original template location is here .
To use the template you need to upload theese files to :
ddwrt_assoc_clients.xml to resource/snmp_queries/
ddwrt_nmb_wireless_clients.php to scripts/
From cacti menu use Import templates option under Import / Export section in Console menu for the template file : ddv24 by odmon.com.xml