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General| Network Interface | 10/100 Mbps Ethernet |
|---|---|
| Protocols | SIP, RTP, RTCP |
| Voice Codecs | G.711, G.726, G.729 |
| Fax Support | T.38 |
| Power Supply | 5V DC |
| Security | SRTP, TLS |
| Operating Temperature | 0 to 40 °C |
| Storage Temperature | -20 to 70 °C |
| Humidity | 10 to 90% noncondensing |
| Ports | 2 x FXS, 1 x RJ-45 10/100M WAN, 1 x RJ-45 10/100M LAN |
Details connecting the SPA 2102 to a router for basic setup.
Explains connecting the SPA 2102 directly to a computer without a router.
Provides a checklist to resolve the issue of not hearing a dial tone.
Outlines the correct sequence for rebooting network devices and the adapter.
Explains the status and color meanings of the Power, Ethernet, and Phone LEDs.
Addresses choppy voice quality issues caused by insufficient upstream bandwidth for VoIP.
Clarifies that phone service is lost without power/internet and suggests rebooting.
Provides steps for when calls don't go through and a fast busy signal is heard.
Lists potential causes for intermittent word loss during calls, like interference or bandwidth.
Offers solutions for telephones not ringing or calls going directly to voicemail.
Advises checking cables and network connection if the Status LED is not lit.
Illustrates the physical connections required for the phone adapter.
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