Cisco SPA2102-AN - Single Port Router Administration Manual page 19

Introducing Cisco Small Business Analog Telephone Adapters
Comparison of ATA Devices
NOTE
Cisco Small Business ATA Administration Guide
Figure 3 How ATAs Provide Voice Connectivity
Fax (up to 4
SPA8000)
SPA8000,
PAP2T
Analog phone
(up to 8 with
SPA8000)
Ethernet/Wired
•
The PAP2T and the SPA8000 provide FXS ports to connect fax machines and
analog phones to IP telephone services.
•
The SPA3102 and the SPA8800 act as SIP-PSTN gateways.
•
The WRTP54G router provides ports for analog telephone devices and
provides QoS in the form of priority packet queueing.
For information about the WRP400, see the WRP400 Administration Guide.
Ethernet/Wireless
Broadband
router
Internet
SPA3102
LAN
PSTN
LAN
WRP400, RTP300,
WRTP54G, and
SPA2102
PSTN
DSL/cable
modem
WAG54GP2,
AG310
Broadband
router
Ethernet/Wireless
LAN
1
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