| Depth (Inches) | 17.2 |
| Height (Inches) | 3.5 |
| Weight (Pounds - lbs) | 29.1 |
| Width (Inches) | 18.5 |
| Humidity Operating Range | 10 - 85% |
| Max Operating Temperature | 104 °F |
| Lowest Operating Temperat | 32 °F |
| Installed Memory | 256 MB |
| Max Supported Size | 8 GB |
| Type of Connector | RJ-45 |
| Interface Port Type | Ethernet 10Base-T/100Base-TX/1000Base-T |
| Interface Type | Console |
| Type of Connector | Mini-USB Type B |
| Interface Type | Auxiliary |
| Type of Connector | 4 pin USB Type A |
| Type of Connector | SFP (mini-GBIC) |
| Voice Codecs | G.711 , G.722 , G.723.1 , G.726 , G.728 , G.729 , G.729a , G.729ab |
| VoIP | Yes |
| Compliance Std | AS/NZS 3548 , BSMI CNS 13438 , CAN/CSA-E60065-00 , CISPR 22 Class A , CISPR 24 , CS-03 , CSA C22.2 No. 60065 , EN 60950-1 , EN300-386 , EN50082-1 , EN55022 Class A , EN55024 , FCC CFR47 Part 15 , ICES-003 Class A , IEC 60950-1 , UL 60950-1 |
| Encryption | SSL |
| Required Rack Units (RU H | 2 |
| Compliance Std | IEEE 802.1ag , IEEE 802.1ah |
| Type of Connectivity | Wired |
| Port Speed | Ethernet , Fast Ethernet , Gigabit Ethernet |
| Features | Class-Based Weighted Fair Queuing (CBWFQ) , Content filtering , Dynamic Multipoint VPN (DMVPN) , Firewall protection , IPv6 support , MPLS support , Syslog support , VPN support , Weighted Random Early Detection (WRED) |
| Installation Method | Rack-mountable |
| Key Features | Firewall , USB port , VPN support |
| Modular | Yes |
| Communication Protocol | IPSec |
| Remote Management Protoco | RMON , SNMP |
| Routing Protocol | BGP , DVMRP , EIGRP , GRE , IGMPv3 , IS-IS , OSPF , PIM-SM , PIM-SSM , Static IPv4 routing , Static IPv6 routing |
| LED Indicators | Link activity , Power |
| WAN Ports | 3 |
| Software | Cisco IOS Security |
| Frequency Required | 50/60 Hz |
| Power Compatability | AC 120/230 V |
| Power Supply Type | Internal |
| Installed Memory | 512 MB |
| Max Supported Size | 2 GB |
| Memory Type | DDR2 SDRAM |
| Software | Cisco IOS Unified Communications |