Ich konnte das Problem lösen. Es lag offensichtlich nicht nur an Mobile / Festnetz, ist aber im Mobilnetz mit 99% Sicherheit aufgetreten. Das Problem ab 2 SIP Nebenstellen (Genutzte Anschlüsse am...

Hello Everyone, ich habe ein interessanten Phänomen: Altes Setup: VR200v als DSL Modem (aktuellste FW) - 2 analoge Telefone (Rufnummer #6 und #7) DX800A als IP Telefon mit 5 Nummer (#1 - #5) VR600v...

Sorry if I could point it out correctly yet: While set up in the above noted app notes the most annoying stuff remaining is that the VR600v could NOT connect to internet to recover the current time...

Please refer to post #5 IP already static and different. but within the same subnet. Please advise setup using different subnets or did you intent to have netmask e.g. 255.255.0.0 ? Kind regards Ralf

Thank you for trying supporting us, but that's exactly the issue. The Operation mode is set to "Wireless Router Mode", in other words it's not configured to "3G/4G Router Mode" or "DSL Router Mode"...

in other words, setup correlates to https://www.tp-link.com/de/faq-417.html