Originally Posted by
jamar
This depends on the ISP. I tried connecting to an IPsec VPN with Unicom and it doesn't work, but it works fine on Telecom.
Every instance of IPsec blocking I've seen so far is a DNS poisoning issue or block of a known IP address rather than the protocol itself. There are easy workarounds for this (use alternate DNS or a different IP to connect), as opposed to the new OpenVPN auto-detection issue. Telecom and Unicom use different DNS blacklists, so that likely explains what was happening.
This may soon become a moot point, though, as if recent editorials in state are indication of the thoughts on such matters, all signs seem to point to things getting worse, despite any potential backlash from business owners both domestic and foreign...
http://news.ifeng.com/mainland/speci...359378_0.shtml (Chinese)
http://www.scmp.com/news/china/artic...ares-crackdown