最大的区别是有额外的安全相关的源,有漏洞能更快的打补丁,没外网环境就没啥意义了。
root@t4:~# pro status
SERVICE ENTITLED STATUS DESCRIPTION
anbox-cloud yes disabled Scalable Android in the cloud
esm-apps yes enabled Expanded Security Maintenance for Applications
esm-infra yes enabled Expanded Security Maintenance for Infrastructure
landscape yes disabled Management and administration tool for Ubuntu
livepatch yes enabled Canonical Livepatch service
realtime-kernel* yes disabled Ubuntu kernel with PREEMPT_RT patches integrated