ContributionsMost RecentMost LikesSolutionsRe: sip security for deskphones Still regarding security with Grandstream deskphones, is it possible to estabilish an openvpn connection with some endpoint in GoTo or LogMeIn? If yes, it would also solve all the security questions since Grandstream phones are able to connect as an openvpn client. Can you check that? Thanks a lot. Re: sip security for deskphones You are right. But I wasn't able to figure out how to make SRTP and TCP/TLS work with GoTo Connect and my Grandstream deskphone. Do you know if GoTo supports SRTP and TCP/TLS? Thanks. sip security for deskphones How do I enable TCP/TLS and SRTP for communication security? I have a Grandstream deskphone already using a GoTo line through a sip account. I tried to enable TCP/TLS and SRTP without success. It seems like these features should be enabled on the server side. Can you clarify this to us? Thanks a lot.