Dear Partner,
We have SK gateway available for reducing blocking
8/16/32 ports voice gateway and 64 ports sms gateway are available
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 ,we can provide sms traffic to USA/Australia/UK/Spain/France/Germany/Colombia/Portugal/Ireland and any other country.
You can contact me on skype or whatsapp for more details!
Skypelive:chinaskylineluxi
Whatsapp: +86 135 3417 2523
Telegram@skylineChristal
https://www.alibaba.com/product-detail/Hot-Sale-4G-LTE-32-Port_1600567054180.html?spm=a2747.manage.0.0.13d071d28tTU02
