ISR4451-X-VSEC/K9 - Cisco ISR 4000 Routers

THÔNG SỐ KỸ THUẬT Product Code ISR4451-X-VSEC/K9 Bundle w/SEC and voice licenses Aggregate Throughput 1 Gbps to 2Gbps Total onboard WAN or LAN 10/100/1000 ports 4 RJ-45-based ports 4 SFP-based ports 4 Enhanced service-module (SM-X) slot 2 NIM (Network Interface Modules) slots 3 Onboard ISC slot 1 DDRM (data plane) 2 GB (default) / 2 GB (maximum) DDRM (control/services plane) 4 GB (default) / 16 GB (maximum) Flash Memory 8 GB (default) / 32 GB (maximum) Power-supply options Internal: AC, DC (roadmap) and PoE Rack height 2 RU Dimensions (H x W x D) 88.9 x 438.15 x 469.9 mm Authentication and Encryption Features • Media encryption of voice RTP streams using SRTP • Exchange of RTP Control Protocol (RTCP) information using secure RTCP • SRTP to RTP fallback for calls between secure and insecure endpoints • Secure calls supported in Cisco Unified Survivable Remote Site Telephony (SRST) mode during WAN failover • Compressed RTP (CRTP) supported with media encrypted calls using SRTP Authentication and Encryption Algorithm • Supports AES-128 encryption algorithm • Supports the HMAC secure hash authentication algorithm (SHA 1) Signaling Authentication and Encryption Features • Gateway to Cisco Unified Communications Manager signaling and encryption uses IPSec for Media Gateway Control Protocol (MGCP), H.323 and SIP gateways • IP phone to Cisco Unified Survivable Remote Site Telephony router signaling and encryption uses TLS (Transport Layer Security) Protocol Support • MGCP 0.1 (supports MGCP gateways with Cisco Unified Communications Manager) • H.323 (supported on H.323 gateways and CUBE; Cisco Unified Communications Manager interoperability is optional) • Session Initiation Protocol (SIP) • SCCP (Cisco Unified IP Phone) in SRST mode Module Support • Any module that has PVDM2, PVDM3 and/or built-in DSP Codec Support • G.711, G.729A, and G.729