1-2Interface CardsTable 1-2 Interface cards of the MSR 30 series routersItem MSR 30-11 MSR 30-16 MSR 30-20 MSR 30-40 MSR 30-60SIC 2 4 4 4 4MIM 1 1 2 6 6Externalcards1 0 0 0 0ESM 1 2 2 2 2VCPM 0 1 1 1 1InternalcardsVPM 0 2 2 3 3The height of MIM cards may be one U (44.45 mm or 1.75 in.) or half a U. Slot 5 and slot 6 on the MSR30-20, MSR 30-40, or MSR 30-60 are both half a U high. The two slots together can accommodate onlyone 1-U-high MIM card.Processor and MemoryTable 1-3 Processor and memory of the MSR 30 series routersItem MSR 30-11 MSR 30-16 MSR 30-20 MSR 30-40 MSR 30-60Processor PowerPC PowerPC PowerPC PowerPC PowerPCBoot ROM 2 MB 4 MB 4 MB 4 MB 4 MBMemory DDR: 256 MBDDR SDRAM:256 MB(default), 768MB(maximum)DDR SDRAM:256 MB(default), 1 GB(maximum)DDR SDRAM:256 MB(default), 1 GB(maximum)DDR SDRAM:256 MB(default), 1 GB(maximum)CF CARD Not supported256 MB(default), 1 GB(maximum)256 MB(default), 1 GB(maximum)256 MB(default), 1 GB(maximum)256 MB(default), 1 GB(maximum)z Boot ROM stores bootstrap.z The memory is used to store the communication data between the system and the CPU when thesystem is running.z The CF card is used to store the software system and configuration file. The CF card LED blinkswhen the system is reading/writing data from/to the CF card. In this case, do not remove the CFcard, otherwise hardware and software damage may occur.
