Used Cisco Router Line Card

Part # 2CHOC3/STM1-IR-SC

Product Description: Cisco XR 1200 and 12000 Series Router Line Card - Channelized OC3/STM1 - DS1/E1 2 ports Intermediate Reach.

The Cisco 12000 Series Two-Port Channelized OC-3c/STM-1c (DS1/E1) Line Card (2-Port CHOC-3) provides advanced DS-1/E-1 aggregation, with two optical connections. Each interface, when configured in SDH framing mode, is capable of supporting channelization into 63 independent E-1 (VC-12 mapping) channels in an SDH configuration. When configured for SONET framing mode, each interface is capable of supporting channelization into 84 independent DS-1 (VT1.5 mapping or CT-3 mapping into STS-1) channels in a SONET configuration. Fractional E-1 and individual 64 kbps channels can also be configured, up to the limit of 105 channel-group definitions per STM-1 (35 per TUG-3). Fractional T-1 and individual DS-0 channels can also be configured, up to the limit of 35 channel-group definitions per STS-1 (210 per line
card).

Cisco 12000 Line Card Series
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