General Information
Manufacturer Cisco Systems, Inc
Manufacturer Part Number C2821-VSEC-SRST/K9
Brand Name Cisco
Product Series Cisco 2800
Product Model C2821
Device Type Router
Enclosure Type Desktop – modular – 2U
Connectivity Technology Wired
Data Link Protocol Ethernet, Fast Ethernet, Gigabit Ethernet
Network / Transport Protocol IPSec
Remote Management Protocol RMON 2, Telnet, SNMP 3
Authentication Method Secure Shell v.2 (SSH2)
Features Firewall protection, MPLS support, content filtering, URL filtering
RAM 256 MB (installed) / 1 GB (max)
Flash Memory 64 MB (installed) / 256 MB (max)
Status Indicators Power, link/activity
IP Telephony
Voice Codecs G.711, G.723.1, G.728, G.729, G.729a, G.729ab, G.726
IP Telephony Features Echo cancellation (G.168)
Line Properties
Framing Format G.711, G.723.1
Power
Power Device Internal power supply
Voltage Required AC 120/230 V (50/60 Hz)
