port OC03 / Port OC / port DS3 Module / port Channelized OC12 B REFURBISHED / port ATM IMA / Port OC48c / Integrated Metro Bridge / port GSR OC48 Line Card REFURBISHED / Wireless Bridge / Mbps Bridge / port OC3 / port DS1 / port E3 Module / WorkGroup Bridge / SPA Modular Services Carrier Card REFURBISHED / port E3 / /