Linksys ATA Administration Guide
17
Comparison of ATA Devices
Introducing Linksys Analog Telephone Adapters
Figure 1
illustrates how the different Linksys ATA devices provide voice connectivity in a VoIP
network.
Figure 1: How Linksys ATAs Provide Voice Connectivity
Notes on Figure 1
:
•
The AG310, SPA3102, SPA8000, and WAG54GP2 act as SIP-PSTN gateways. They provide
PSTN connectivity in addition to a single FXS port. In addition, the AG310 and WAG54GP2
provide an ADSL2+ gateway.
•
The WRP400, RTP300, and WRTP54G routers provide ports for analog telephone devices
and provide QoS in the form of priority packet queueing.
SPA3102
Broadband
router
Broadband
router
SPA8000,
PAP2T
DSL/cable
modem
WAG54GP2,
AG310
WRP400, RTP300,
WRTP54G, and
SPA2102
Ethernet/Wireless
LAN
Fax (up to 4
SPA8000)
Analog phone
(up to 8 with
SPA8000)
PSTN
Ethernet/Wired
LAN
Internet
187255
PSTN
Ethernet/Wireless
LAN