Data Sheet
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Summary
The Cisco 1861 Integrated Services Router, which is part of the Cisco 1800 Series, is an all-in-
one, affordable unified communications platform targeted at SMBs and enterprise small branch
offices with up to 8 employees. It takes advantage of industry-leading, business-class, proven
unified communications technologies (voice, data, video, and security) integrated into one platform
and facilitates integration with commonly used desktop applications such as Microsoft Outlook and
Outlook Express, IBM Lotus Notes, and CRM software. Functions include Automated Attendant
and voicemail, PSTN and Internet connectivity, and analog phone and fax machine support. A
wide array of IP phones are supported by PoE ports. The Cisco 1861 Integrated Services Router
solution also provides the capability to network the office for voice, video, and data networking and
allows business owners and employees to be securely connected to the office while they are
traveling or working from their home offices.
Product Specifications
Table 5 gives specifications of the Cisco 1861.
Table 5. Chassis Specifications for the Cisco 1861 Integrated Services Router
Feature Specification
Configuration Maximum 8-user Cisco Unified CME or SRST configuration
Packaging type Desktop or wall-mount (Rack-mount: optional)
Product Architecture
DRAM
●
Cisco IOS Software: 256 MB
●
Voice messaging: 512 MB
Compact Flash memory
●
Cisco IOS Software: 128 MB
●
Voice messaging: 1 GB; Compact Flash
Onboard Ethernet ports
●
1 10/100 Fast Ethernet
●
8 10-/100-Mbps LAN
●
1 10/100 Ethernet expansion port
WAN slot 1 HWIC slot to support select Cisco HWICs
Music on Hold Single 3.5-mm audio port or wave file stored in flash memory
Integrated encryption Cryptography accelerator as standard integrated hardware that can be enabled with
optional Cisco IOS Software support for 3DES and AES encryption
Integrated inline PoE ports Base unit includes 8 built-in 10/100 PoE ports (802.3AF or Cisco prestandard); Cisco
Catalyst switch recommended for additional ports
FXS and DID ports 4 built-in FXS or DID ports (not expandable)
PSTN interfaces (FXO or BRI) 4 built-in FXO ports or 2 built-in BRI ports (not expandable)
Console port 1: Up to 115.2 kbps
Voicemail ports 6 ports for voicemail and Automated Attendant
Deployment Options Desktop; wall-mount, and rack-mount (rack-mount requires an optional rack-mount
kit)
Power Requirements
Power supply External
AC input voltage 100 to 240 VAC
AC input frequency 50 to 60 Hz
AC input current 4 to 2A (100 to 240V)
AC input surge current 50 to 100A (100 to 240V)
Maximum inline power
distribution
80W
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