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OC48 SRP Rev-B Line Card, Single Mode, Short Reach, GSR
Model: OC48/SRP-SR-SC-B=
Cisco Line Card - Expansion module - SONET/SDH - 1310 nm - OC-48
The Cisco 12000 OC-48c/STM-16c Rev-B Dynamic Packet Transport (DPT) Rev-B line cards allow rings of up to 128 nodes whereas the Rev-A cards have a 62 node limit. The Rev-B cards also incorporate a Stratum-3 oscillator for increased transmit frequency accuracy. The Rev-B cards are backward compatible and can interwork with Rev-A cards. They require an IOS software release level of 12.0(15)S or greater.