Cisco 2 Port Adaptor

The Cisco SPA112 2-Port Adapter offers the benefits of high-quality voice over IP (VoIP) without the need to upgrade your existing analog phones.

  • 2 standard ports
  • Individual configuration available
  • High quality voice
  • Compact size
  • Highly secure
  • Easy installation and use
DESCRIPTION

Cisco 2 Port Adaptor

Easy to install and use, the SPA112 works over an IP network to connect analog phones and fax machines to a VoIP service provider.

The Cisco SPA112 is compact in design and compatible with international voice and data standards. It can be used with residential, home-office, and small-business-VoIP service offerings, including full-featured hosted or open source IP PBX environments.

The Cisco SPA112 2 Port Adapter:

  • Uses advanced voice quality-of-service (QoS) capabilities and the voice Session Initiation Protocol (SIP) stack
  • Supports reliable faxing with simultaneous voice and data use
  • Includes two standard telephone ports, each with an independent phone number, for use with analog fax or phone devices
  • Is compatible with all industry voice and data standards and common telephone features such as caller ID, call waiting, and voicemail
SPECIFICATIONS

Cisco 2 Port Adaptor

  • SIPv2 (RFC 3261, 3262, 3263, and 3264)
  • SIP proxy redundancy: Dynamic through use of DNS SRV A records
  • Reregistration with primary SIP proxy server
  • SIP support in network address translation (NAT) networks (including Serial Tunnel [STUN])
  • Highly secure (encrypted) calling using Secure RTP (SRTP)
  • Codec name assignment
  • G.711 (A-law and μ-law)
  • G.726 (32 kbps)
  • G.729 A
  • Dynamic payload
  • Adjustable audio frames per packet
  • Dual-tone multifrequency (DTMF): In-band and out-of-band (RFC 2833) (SIP information)
  • 1 WAN 100BASE-T RJ-45 Ethernet Port (IEEE 802.3)
  • 2 RJ-11 FXS phone ports for analog circuit telephone device (tip and ring)
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