dhcp3-server 설치

aptitude로 설치하다가 나타난 경고 메시지를 기록해두면,

WARNING: untrusted versions of the following packages will be installed!

Untrusted packages could compromise your system's security. You should only proceed with the installation if you are certain that this is what you want to do.
* libcap1 [version 1:1.10-14build1]
[Really continue]   [Abort Installation]

Package libcap1(우분투)에서 정보를 더 찾을 수 있다.