Command line info from Cisco can be found here: http://www.cisco.com/en/US/docs/voice_ip_comm/jabber/Windows/9_0_1/b_jabber_win_icg_chapter_0101.html
msiexec.exe /i CiscoJabberSetup.msi TYPE=CUP ADDRESS=1.2.3.4
DOMAIN=domain.com LANGUAGE=1033 /quiet
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