... -module slots( 0 )• Doublewide EHWIC slots( 2 )• Onboard DSP (PVDM3) slots( 2 )DRAM• Default: 512 MB• Maximum: 2.5 GBCompact Flash• Default: 256 MB ... 2951 w/3 GE,4 EHWIC, 3 DSP, 2 SM, 256MB CF,512MB DRAM,IPBCISCO2921/K9 Cisco 2921 w/3 GE,4 ... SM, 256MB CF,512MB DRAM,IPBCISCO2901/K9 Cisco 2901 w/2 GE,4 EHWIC, 2 DSP, 256MB CF,512MB DRAM,IPB Cisco 2901 Cisco ...