yum -y update shows:
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Install 0 Package(s)
Update 7 Package(s)
Remove 0 Package(s)
Total download size: 4.7 M
Downloading Packages:
Package compat-openldap-2.3.30_2.2.29-1.fc5.i386.rpm is not signed
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Gilbert Sebenste ********
(My opinions only!) ******
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