Avaya Definity TN2224B 24-Port Digital Circuit Card

Avaya Definity G650 Media Gateway TN2224 Digital 24-Port Circuit Pack

Avaya Definity TN2224B 2-wire 24-port Circuit Pack

Avaya Definity 24 Port Digital Line Circuit Pack TN2224CP

Avaya Definity G650 Media Gateway TN464F Universal Digital Interface Card

Avaya Definity G650 Media Gateway TN747B 8-Port Office Trunk Circuit Pack

Avaya Definity G650 Media Gateway TN746B 16-Port Analog Circuit Pack

Avaya Definity G650 Media Gateway TN2302AP IP Media Processor