Router Cisco ISR4451-X/K9

– Ports : 48 autosensing 10/100/1000 ports (24-Ports PoE+, Cống suất tối đa : 370W, port : 30W); 4 Gigabit SFP ports. – Memory and processor : ARM Cortex-A9 @ 400 MHz, 256 MB SDRAM, 64 MB flash; packet buffer: 1.5 MB – Performance : 100 Mb Latency < 7 µs; : 1000 Mb Latency < 2 µs; Throughput up to 77.3 Mpps (64-byte packets); – ——    – Routing/Switching capacity 104 Gbps; Routing table size 32 entries; MAC address table size 16000 – Support : Quality of Service (QoS); Management; Connectivity; Layer 2 switching; Security; Convergence; Resiliency and high availability. – Layer 3 services : Address Resolution Protocol (ARP): determines the MAC address of another IP host in the same subnet; supports static ARPs; gratuitous ARP allows detection of duplicate IP addresses; proxy ARP allows normal ARP operation between subnets or when subnets are separated by a Layer 2 network; DHCP relay: simplifies management of DHCP addresses in networks with multiple subnets.

– Ports : 24 RJ-45 autosensing 10/100 PoE+ ports (Công suất tối đa mỗi port 30W, Công suất tối đa switch 195W) + 2 autosensing 10/100/1000 ports + 2 fixed Gigabit Ethernet SFP ports + 1 dual-personality (RJ-45 or USB micro-B) serial console port. – Memory and processor : ARM9E @ 800 MHz, 128 MB flash, 256 MB DDR3 DIMM; packet buffer size: 1.5 MB dynamically allocated. – Performance : IPv6 Ready Certified; 100 Mb Latency < 1.7 µs (LIFO 64-byte packets); 1000 Mb Latency < 1.1 µs (LIFO 64-byte packets); Throughput up to 9.5 million pps (64-byte packets); Switching capacity 12.8 Gbps; MAC address table size 16000. – Support : Quality of Service (QoS); Management; Connectivity; Layer 2 switching; Security; Convergence; Resiliency and high availability