Are you referring to
space you got directly from ARIN? If so, it is by definition
portable. If it is space from a provider it belongs to the
provider, not you and is thus not portable.
Anyone know if there is a precedent for
reclassifying blocks of non-portable address space to portable? I didn't see
anything in ARIN archives (maybe I didn't look hard enough). Bribery? Threats?
Acquisition of the assignor by the assignee?
If such a reclassification were simple, I expect
that the process would be heavily abused by smaller networks that would like to
Jose, CA 95131