5000-0735-ATP - Expansion Cabinet for ESI-50 SIP bundle — includes 5000-0258 Expansion Cabinet*
*Available only when simultaneously ordering ESI Hosted Services SIP trunks for the same end-user customer.
5000-0735-ATP - Expansion Cabinet for ESI-50 SIP bundle — includes 5000-0258 Expansion Cabinet*
*Available only when simultaneously ordering ESI Hosted Services SIP trunks for the same end-user customer.