&& sed -i -e "s/2048 /512 /" -e "s/2048\"/512\"/" /opt/trex/$TREX_VER/trex-cfg \
&& pip install -U pip pbr \
&& pip install -U setuptools \
&& sed -i -e "s/2048 /512 /" -e "s/2048\"/512\"/" /opt/trex/$TREX_VER/trex-cfg \
&& pip install -U pip pbr \
&& pip install -U setuptools \