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Item#: N82E16833124239R
Cisco Small Business SPA3102 Voice Gateway with Router Images from retail item, box contents may vary.

Cisco Small Business SPA3102 Voice Gateway with Router

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  • 2 100baseT RJ-45 Ethernet Port (IEEE 802.3) -- 1 WAN, 1 LAN
  • 1 RJ-11 FXS Phone Ports - For Analog Circuit Telephone Device (Tip/Ring)
  • 1 RJ-11 FXO Phone Ports - For a Telco or PBX Connection
  • Wired V

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  • Specifications
  • Warranty & Returns

Learn more about the Cisco Small Business SPA3102


Cisco Small Business


Wired VoIP


Password Protected System Reset to Factory Default
Password Protected Admin and User Access Authority
HTTPS with Factory Installed Client Certificate
HTTP Digest - Encrypted Authentication via MD5 (RFC 1321)
Up to 256-bit AES Encryption
2 100baseT RJ-45 Ethernet Port (IEEE 802.3) -- 1 WAN, 1 LAN
1 RJ-11 FXS Phone Ports - For Analog Circuit Telephone Device (Tip/Ring)
1 RJ-11 FXO Phone Ports - For a Telco or PBX Connection
Power, Internet, Phone 1, Phone 2
DC Input Voltage: +5 VDC at 2.0 A Max.
Power Consumption: 5 Watts
Switching Type (100-240v) Automatic
Power Adapter: 100-240v - 50-60Hz (26-34VA) AC Input
4.0" x 4.0" x 1.1"
5.1 oz.


Data Networking:
MAC Address (IEEE 802.3)
IPv4 - Internet Protocol v4 (RFC 791) upgradeable to v6 (RFC 1883)
ARP - Address Resolution Protocol
DNS - A Record (RFC 1706), SRV Record (RFC 2782)
DHCP Client - Dynamic Host Configuration Protocol (RFC 2131)
DHCP Server - Dynamic Host Configuration Protocol (RFC 2131)
PPoE Client - Point to Point Protocol over Ethernet (RFC 2516)
ICMP - Internet Control Message Protocol (RFC792)
TCP - Transmission Control Protocol (RFC793)
UDP - User Datagram Protocol (RFC768)
RTP - Real Time Protocol (RFC 1889) (RFC 1890)
RTCP - Real Time Control Protocol (RFC 1889)
DiffServ (RFC 2475), Type of Service - TOS (RFC 791/1349)
VLAN Tagging - 802.1p
SNTP - Simple Network Time Protocol (RFC 2030)
Upload Data Rate Limiting - Static and Automatic
QoS - Voice Packet Prioritization over Other Packet Types
Router or Bridge Mode of Operation
MAC Address Cloning
Port Forwarding

Voice Gateway:
SIPv2: Session Initiation Protocol v2 (RFC 3261, 3262, 3263, 3264)
SIP Proxy Redundancy - Dynamic via DNS SRV, A Records
Re-registration with Primary SIP Proxy Server
SIP Support in Network Address Translation Networks - NAT (incl. STUN)
Secure (Encrypted) Calling via Pre-Standard Implementation of Secure RTP
Codec Name Assignment

Fax Capability:
Fax Tone Detection and Pass-Through (Using G.711)
Fax Pass-Though - Using G.711
DTMF: In-band & Out-of-band (RFC 2833) (SIP Info)
Flexible Dial Plan Support with Interdigit Timers and IP Dialing
Call Progress Tone Generation
Jitter Buffer - Adaptive
Frame Loss Concealment
Full Duplex Audio
Echo Cancellation (G.165/G.168)
VAD - Voice Activity Detection with Silence Suppression
Attenuation / Gain Adjustments
Flash Hook Timer
MWI - Message Waiting Indicator Tones

Many specifications are programmable within a defined range or list of options. Please
see the SPA Administration Guide for details. The configuration profile is uploaded to
the SPA3102 at the time of provision


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