LINKSYS SPA-2102

Telephony 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

Inexpensive, easy to install and simple-to-use, the SPA2102 connects a standard telephone or fax machine to IP-based data networks. VoIP service providers can offer residential and business users traditional and enhanced communication services via the customer's broadband connection to the Internet.

The SPA2102 features two POTS (Plain Old Telephone Service) ports to connect existing analog phones, fax machines, or to a PBX system. The 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.

LINKSYS SPA-8000

The Linksys SPA 8000 8-Port IP Telephony Gateway is a full featured Analog Terminal Adapter (ATA) for small business enterprises providing enhanced communication services via a broadband connection to the Internet.

The SPA8000 features eight RJ-11 FXS ports to connect analog telephones to IP-based data networks and includes a single multi-port RJ-21 50-pin connector offering an alternative connection choice when deploying the telephony gateway in varied environments. The device also has one 10/100Base-T RJ-45 Ethernet interface to connect to either a router or multi-layer switch.

Solid in design, the SPA8000 is an affordable solution that is ideally suited for use in business and consumer VoIP service offerings including call centers and multi-dwelling environments. Customers can also protect and extend their investments by continuing to utilize their existing analog telephones and teleconferencing equipment.

Installed by the end user and remotely provisioned, configured and maintained by the service provider, each SPA8000 converts voice traffic into data packets for transmission over an IP network and uses common standards for voice and data networking for reliable voice and fax operation.

 

LINKSYS SPA-3102

Telephony

• Single or Dual Stage Dialing
  

• Service Authentication via PIN, Digest, Caller ID (Bellcore Type 1)
  

• Per Call Authentication and Associated Routing
  

• Least Cost Routing Support
  

• Impedance Agnostics - 8 Settings
  

• Call Waiting, Cancel Call Waiting, Call Waiting Caller ID Detection (Bellcore Type 1)
  

• Caller ID with Name/Number (Multi-national Variants)
  

• Caller ID Blocking
  

• Call Forwarding to PSTN or VoIP Service: 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

SPA3102 Specific

• Forward Calls to VoIP service - Selective, Authenticated, All
  

• Forward Calls to PSTN service - Selective, Authenticated, All
  

• PSTN Line Sharing with Multiple Extensions
  

• Automatic PSTN Fallback (Loss of Power or IP Service to Unit - with Quiescence to Normal Operations)
  

• Advanced Inbound and Outbound Call Routing
  

• Single Stage and Two Stage Dialing
  

• Independent Configurable Dial Plans - Up to 8
  

• Force PSTN Disconnection
  

• Sequential Dialing Support

LINKSYS PAP2

• Two voice ports (RJ-11) for analog phones or fax machines with two independent telephone numbers
  

• One RJ-45 port for 10Base-T Ethernet connection
  

• Supports Dynamic Host Configuration Protocol (DHCP)
  

• Supports Session Initiation Protocol (SIP)
  

• Supports multiple voice compression G.711, G.726, G.729, and G.723.1
  

• Web-based configuration through a built-in web server
  

• Telephone key pad configuration via voice prompts
  

• Supports DTMF tone detection and generation
  

• Supports FSK Caller ID, DTMF Caller ID and FSK VMWI
  

• Support echo cancellation and Voice Activity Detection (VAD)
  

• Password protected access and configuration
  

• Supports auto-provisioning with remote firmware upgrade

Grandstream GXW-4004
Grandstream GXW-4008

The GXW-400x series has a compact and quiet design (no fans) and offers superb audio quality, rich feature functionality, strong security protection, good manageability, and compelling price-performance ratio.

• 8 FXS (4 FXS GXW-4004)

• 2 RJ45 10/100Mbps (LAN/WAN)
  

• 1 RJ11, for Fail-Over PSTN
  

• Audio Codecs G711u/a, G723, G726, G728, G729a/b/e, iLBC,
  and T.38 compliant
  

• Support for SIPS, TLS, HTTPS
  

• Web based, and remote TFTP/HTTP
  

• 12 Vdc, 1.25Amp

• Compliance FCC, CE

Grandstream GXW-4024

The GXW4024 is a high density SIP based analog telephone VoIP gateway that is fully interoperable with leading IP-PBX and Softswitch systems. It features 24 telephone ports, superb voice quality, rich telephony functionalities, easy provisioning, flexible dialing plans and advanced security protection. The GXW4024 gateway enables small and medium businesses to create a cost-effective hybrid IP and analog telephone systems and enjoy the benefits of VoIP communications while preserving investment on existing analog phones and traditional PBX systems.

• 24 telephone FXS ports with both RJ11 and 50-pin Telco connector

• Up to 2 SIP server profiles per system and independent account per port

• Supported voice codecs include G.711, G.723, G.726A/B/E, iLBC, T.38 Fax

• Carrier grade G.168 line echo cancellation

• Ideal IP enabler for analog phones, faxes and legacy PBX systems