I installed the proposed kernel and the E810 is working as expected. The interfaces came up and I was able to ping and ssh into the system using the E810 interfaces.
$ uname -a Linux C6520-E810-30 5.4.0-78-generic #87-Ubuntu SMP Fri Jun 18 16:29:09 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux ubuntu@C6520-E810-30:~$ sudo apt-cache policy linux-generic linux-generic: Installed: 5.4.0.78.81 Candidate: 5.4.0.78.81 Version table: *** 5.4.0.78.81 500 500 http://archive.ubuntu.com/ubuntu focal-proposed/main amd64 Packages 100 /var/lib/dpkg/status 5.4.0.77.80 500 500 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages 500 http://archive.ubuntu.com/ubuntu focal-security/main amd64 Packages 5.4.0.26.32 500 500 http://archive.ubuntu.com/ubuntu focal/main amd64 Packages ** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1912511 Title: [SRU] Add support for E810 NIC to Ice Driver in Focal To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1912511/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs