Upgr to ProCall 8 Ent (from 7) 100 User

ECSTA 6 for SIP Phones 50 Lines

Upgr to ProCall 8 Ent (from 7) 75 User

Up.MetaDirec.4 to MetaDirec.5 50user

ixi-UMS7 Business TDM 50 User

Upgr to ProCall 8 Ent (from 7) 25 User

ProCall 8 Enterprise 5 User

ECSTA 6 for SIP Phones 25 Lines

TAPI Server 7 50 User

Upgr to ProCall 8 Ent (from 6) 50 User

Upgrade to ECSTA 6 for SIP Phones

ProCall 8 Enterprise 100 User