@Sooch Have you confirmed this with your ISP that if they blocked some specific ports on their side? This should be happening. BTW, who is your ISP? Are you using this VR1600v as a DSL modem router?...

@Sebastian42 Hello, I found that our engineers actually replied you as below, you may confirm: "Hi Joe, After checking with our RD team, for the transfer phone call between different phone under the...

@Tranas Hello, thank you for the valued sharing, sorry that I didn't pick up this post timely. It's glad to know the issue is resolved, congrats.^_^

@BalicaAdrian Hello, thanks for reporting the issue to the community, can I have more details then our engineers can try to investigate further? 1. Do you mean both the wired and wireless clients are...

@HueJanoos Hello, thanks for the details. Our engineer will contact you via email, please check your email box, thanks.

@Towerplus Hello, may I know how long is this extension usb 2.0 cable? As far as I know there is already a 1.5 meter USB cable provided in the package, is this not long enough? BTW, is there a model...