Help Centre for Tel2, Herotel & Sipflex
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Troubleshooting
3

Troubleshooting

Last Update a year ago
Matthew Atkinson
Tel2 SIP Settings
Last Update a year ago
Navigating SIP ALG Issues
Last Update 2 years ago
Problems with DTMF (Pressing digits during a call)
Last Update 2 years ago

Other Categories

Tel2 Services
Articles about purchasing and using Tel2 services
5 articles and other
Last Update a year ago
Device Configuration
Configuration guides for different SIP or IAX2 devices including softphones, deskphones and PBX's
8 articles and and other
Last Update 9 months ago
Asterisk
Articles about open-source PBX Asterisk
4 articles and other
Last Update 2 years ago
Features Explained
A detailed explanation of each Tel2 feature and it's configuration options
4 articles and other
Last Update 2 years ago
Accounts
Articles about various account features
7 articles and other
Last Update 9 months ago
VoIP Explained
Articles that explained various VoIP technology and terminology
2 articles and other
Last Update 2 years ago
VoIP Security
Articles about VoIP security
1 article and other
Last Update 2 years ago