The SPA2102 has been discontinued by the manufacturer. The replacement product is the SPA122.
The Linksys SPA2102 features two POTS (Plain Old Telephone Service)
ports to connect existing analog phones, fax machines, or to a PBX
system. The Linksys SPA2102 includes 2 100BaseT RJ45 Ethernet
interfaces (LAN-WAN) to connect to a home or office LAN, as well as an
Ethernet connection to a broadband modem or router (WAN). Each SPA2102
service line can be independently configured via software controlled by
the service provider or the end user. With the Linksys SPA2102, users
are able to protect and extend their investment in telephones,
conference speakerphones, and fax machines as well as control their
migration to IP with an extremeley affordable, reliable solution.
Linksys SPA2102 - Features
Two voice ports (RJ11) for analog phones or Fax machines
Impedance Agnostics - 8 Configurable Settings
Call Waiting, Cancel Call Waiting, Call Waiting Caller ID
Caller ID with Name/Number (Multi-national Variants)
Caller ID Blocking
Call Forwarding: No answer, Busy, All
Do Not Disturb
Call Transfer
Three-way Conference Calling with Local Mixing
Message Waiting Indication - Visual and Tone Based
Call Return
Call Back on Busy
Call Blocking with Toll Restriction
Delayed Disconnect
Distinctive Ringing - Calling and Called Number
Off-hook Warning Tone
Selective/Anonymous Call Rejection
Hot line and Warm Line Calling
Speed Dialing of 8 Numbers/Addresses
Music on Hold
Fax: G.711 Pass Through or Real Time Fax over IP via T.38
Linksys SPA2102 - Package
Contents
1 - SPA2102 Phone Adapter Unit
1 - 5v Power Adapter
1 - RJ45 Ethernet Cable
1 - Quick Installation Guide
Linksys Phone Adapter
Comparison Chart
SPA Model
Service
Lines
Active Calls
3-Way
Conferences
PSTN (FXO)
Connections
SPA1001
2
2
1
0
SPA2002
2
4
2
0
SPA2100/2102
2
4
2
0
SPA3100/3102
2
3
1
1
SPA3000
2
3
1
1
Related Items
Linksys SPA2102 Specifications
LinksysSPA2102
- Model
SPA-2102
* Note: 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 SPA2102
at the time of provisioning.
Linksys
SPA2102 - Data
Networking
MAC Address (IEEE 802.3)
IPv4 - Internet Protocol v4 (RFC 791) upgradeable to v6
(RFC 1883)
DHCP Server - Dynamic Host Configuration Protocol (RFC 2131)
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)
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
Linksys
SPA2102 - 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
Linksys
SPA2102 -
Voice Algorithms
G.711 (A-law and μ-law)
G.726 (16/24/32/40 kbps)
G.729 A
G.723.1 (6.3 kbps, 5.3 kbps)
Dynamic Payload
Adjustable Audio Frames per Packet
Linksys
SPA2102 - Fax
Capability
Fax Tone Detection Pass-Through
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
VMWI - Visual Message Waiting Indicator via FSK
Polarity Control
Hook Flash Event Signaling
Caller ID Generation (Name & Number) - Bellcore,
DTMF, ETSI
Music on Hold Client
Streaming Audio Server - up to 10 sessions
Linksys
SPA2102 -
Security
Password Protected System Reset to Factory Default
Password Protected Admin and User Access Authority
Provisioning/Configuration/Authentication: HTTPS with
Factory Installed Client Certificate
HTTP Digest - Encrypted Authentication via MD5 (RFC 1321)
