Generally, these greetings should be brief for an individual. State your name and a query for the caller's information. You can also include a backup number for people to reach you if you like. For an organization, it's a good idea to announce your standard office hours. Dial *98 on your OnSIP-registered phone. Enter your voicemail box number. Enter the PIN/password for your voicemail box. Press 0 for voicemail box options. Press 1 for unavailable greeting.
Rehearse or write down your message before recording it. Remember that old saying “practice makes perfect?” It’s certainly true when it comes to creating an electronic greeting. The more you’ve rehearsed, the easier the message will be to restate. If you don’t have time to practice, writing down the greeting before recording it – and then reading it aloud from the paper – may help you stay focused on the correct wording.

I’ve compiled some of the best voicemail greetings you can use for virtually any situation you’ll come across. Voicemail Greetings. Sample Work Voicemail Greeting: Hi, you've reached [your name] at [your company]. I'm unavailable right now …
Which is why, you’ve got to put a little bit of “you” when it comes to voicemail. And the best part about all of this is, since you couldn’t come to the phone, at least the callers are having a good time listening to the message. Here are Best witty voice mail greetings ideas: My ass and I are out for a walk.