https://www.alibaba.com/product-detail/Skyline-32-port-4G-LTE-voip_60625561745.html?spm=a2747.manage.0.0.36dc71d2mGtbpj
I have SK gateway available for *reducing blocking*
One port with *4/ 8/16 sims and work rotate*
intercalling function, *human behavior*
autometically *IMEI change* and *base station change*
SK gateway is also used *for sms traffic*
*16-64/16-128/16-256/32-128/32-256/32-512* models availble
Skype: skyline_arise
whatsapp:0086 17688733622
