You may want to confirm your power requirements. The 7912 and 7970's are rated differently.
Depending on the type of switch, you may be able to get away with just plugging it in, but with the 7970, you may still need a powerbrick to make sure you get full power to it. If it is a 7971, those need even more juice. Check out:
IntroductionCUCM Routing RulesDial String implementation PolicyCUCM Routing LogicSIP URI Call Routing Analysis+++ Case Study: 1 ++++++ Case Study: 2 +++Conclusion
Over the last few months, I have had the privilege of working on SI...
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...