This looks a little different to what I'm used to, however I am new to this myself, forgive me! What version are you running?
Two of the errors in the list regarding both of your trunks containing invalid characters is concerning, however this may or may not be IP Office getting overexcited considering your inbound calls do work.
Where you have Call Details I am used to seeing SIP URI. Can you show the Call Details page? I would assume that's the equivalent on whatever version you are on.
You have the ARS set to 22. Unless this is correct in your verson, this is not how that usually works. The line number and the group numbers are usually different
I also haven't seen an IP address in an ARS before, though that might be my experience lacking, I haven't needed one for a simple two way SIP trunk