Atlas is the secondary DHCP and DNS server (Talos is the primary).
This server is
dns2.cslabs.clarkson.edu and has a NS record from
ns1.clarkson.edu so that we can have our delegation. (Talos is
This server was created shortly after Summer 2017, when Talos's hardware failed, causing a 6 week long outage of DHCP, DNS, and LDAP over the summer.
I can't recall the os. Probably Arch or Ubuntu.
bind 9 and then copy the configs over. Eventually, Talos will communicate with it and do the failover that it should do with DHCP. DNS will fail over to this server if Talos is unreachable.