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You just need to remap (rename) the topic. It is explained on wiki in Remapping Arguments .

For you specific case, either:

• Running from command-line, `rosrun hokuyo_node hokuyo_node scan:=base_scan
• In launch script, <node pkg="hokuyo_node" type="hokuyo_node" name="hokuyo" > <remap from="scan" to="base_scan" />

You just need to remap (rename) the topic. It is explained on wiki in Remapping Arguments .

For you specific case, either:

• Running from command-line, `rosrun rosrun hokuyo_node hokuyo_node scan:=base_scan
• In launch script, <node pkg="hokuyo_node" type="hokuyo_node" name="hokuyo" > <remap from="scan" to="base_scan" />

You just need to remap (rename) the topic. It is explained on wiki in Remapping Arguments .

For you specific case, either:

• Running from command-line, rosrun hokuyo_node hokuyo_node scan:=base_scan
• In launch script, <node pkg="hokuyo_node" type="hokuyo_node" name="hokuyo" > <remap from="scan" to="base_scan" /> </node>

You just need to remap (rename) the topic. It is explained on wiki in Remapping Arguments .

For you specific case, either:

• Running from command-line, rosrun hokuyo_node hokuyo_node scan:=base_scan
• In launch script, <node pkg="hokuyo_node" type="hokuyo_node" name="hokuyo" > <remap from="scan" to="base_scan" />/> </node> </node>