An understanding of the media codec’s used within VoIP systems can help with diagnosing failed calls, issues with transfers and other seemingly resolvable issues. We recommend and newly created devices should input this as their default that the codecs utilised are: G722, G711a (also known as PCMA), G711u (also known as PCMU). This will ensure ..
Prerequisites Before you start, you need to know your VoIP username, password and the server that your number is connected to. You can do this from your account, by clicking Devices, then “edit”, then advanced and SIP. The VoIP username and VoIP password are then displayed (click in the password box to show the password). ..
Phone Setup Log on to admin panel of phone Update Weather goto Settings > Web services Leicester code UKXX0079 Set to Celsius Update authentication, Accounts > SIP Settings > Security Settings Authenticate Incoming Invite (YES) Update time settings, Settings > Date and time Set NTP server: 2.uk.pool.ntp.org Allow DHCP 42 – No Time Zone – ..
Whilst this post is positioned for users of Draytek routers a popular product for business requiring a highly configurable powerful router to replace a standard offering you may hit issues with failing inbound calls after periods of inactivity on the handsets. This is due to the SIP ALG, a SIP ALG is integrated into most ..