Cisco 2821 (revision 1.0) with 507904K/16384K bytes of memory.Processor board ID FTX1515ALSS2 Gigabit Ethernet interfaces1 Virtual Private Network (VPN) Module2 Voice FXO interfaces4 Voice FXS interfacesDRAM configuration is 64 bits wide with parity enabled.191K bytes of non-volatile configuration memory.126976K bytes of ATA CompactFlash (Read/Write)2 telefones cp-79421 telefone cp-7945