pez@arrakis:~$ gpg --keyserver pgp.mit.edu --recv-key 517D0F0E
gpg: requesting key 517D0F0E from hkp server pgp.mit.edu
gpg: key 517D0F0E: duplicated user ID detected - merged
gpg: key 517D0F0E: public key "Linux Kernel Archives Verification Key <ftpadmin@kernel.org>" imported
gpg: 3 marginal(s) needed, 1 complete(s) needed, classic trust model
gpg: depth: 0  valid:   2  signed:   0  trust: 0-, 0q, 0n, 0m, 0f, 2u
gpg: next trustdb check due at 2009-09-09
gpg: Total number processed: 1
gpg:               imported: 1


rmaj@laforge:~$  gpg --keyserver pgp.mit.edu --recv-key 517D0F0E
gpg: requesting key 517D0F0E from hkp server pgp.mit.edu
gpgkeys: key 517D0F0E not found on keyserver
gpg: no valid OpenPGP data found.
gpg: Total number processed: 0