Category Archives: VoIP

All information related to VoIP

VOIP Codec Information

Codec Bitrate (kbps) Notes PCMU u-law g711u 64 High Quality / Bandwidth Default Codec in most ATAs PCMA a-law g711a 80-96 High Quality / Bandwidth g723 24-40 g729 8 g726 32 iLBC 8 GSM 13 Default Zoiper Codec Note: If connecting with … Continue reading

Posted in VoIP | Leave a comment

VOIP ATAs / Adapters

Name IP Username Password Emulator Notes Grandstream HT Series ***02  admin admin HT701 HT812 Cisco ****-210# admin admin SPA122 SPA2102 ****-73738# to Reset model #-R is locked Linksys SB2101 **** 110# user: admin 3 potential passwords: admin T4ic39MQp40Ty03uR6Dsv2L8 A8et9JDP35z3C92Lc71Ew6Hk53tuI4bS … Continue reading

Posted in VoIP | 1 Comment

Digital Phone / VOIP Troubleshooting

Contents: Unable to Make Calls No Dial Tone / No Sound on Phone Unable to Receive Calls “The Account is Already in Use” “Call is not Covered by your Tariff Plan” No Caller ID Device Not Registered Bad Quality of … Continue reading

Posted in VoIP | 1 Comment