问题:ubuntu20.04 Jetson orin nx 下载时遇到问题Temporary failure resolving ‘ports.ubuntu.com’

解决:

sudo bash -c 'echo "nameserver 8.8.8.8" > /etc/resolv.conf'
sudo bash -c 'echo "nameserver 8.8.4.4" >> /etc/resolv.conf'

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