9x5 professional support services via telephone, email or chat for ProSBC software, Tmedia, Tsig, or Ttrans products. 

ProSBC or HW-SUPPORT required

Pre-scheduling needed.

Professional Service hours expire after 1 year.

Online Purchase.

Contact information:

https://docs.telcobridges.com/tbwiki/Support:Contacting_TelcoBridges_technical_support