On a Cisco IOS or IOS-XE device, you instead use the "domain-name company.com" command. e,g.: ip dhcp pool dhcppool
network 192.168.1.0 255.255.255.0
default-router 192.168.1.254
domain-name company.com
dns-server 192.168.1.254
lease 7
update arp
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