Set(CALLERID(all)=Joe Smith<2095551212>) w/Zaptel chan

I have successfully used Set CallerID with SIP/IAX2 with relevant PSTN providers. What I have not done is tried this with a Zaptel channel connected to the PSTN as would appear to work based on this:

Does anyone have any direct experience on getting this to work? Any recommendations/gotchas?

Note - This is for legitimate purposes.