3348 gateway service products are offered for sale by suppliers on Alibaba.com, of which other communication & networking product accounts for 3%, routers accounts for 1%, and other telecommunications products accounts for 1%.
A wide variety of gateway service options are available to you, such as sip, rfc3261.You can also choose from ip address, poe and wifi gateway service,as well as from ip phone, voip gateway, and ip pbx gateway service,and whether gateway service is linux, or windows.
