In IMS system, P-CSCF(PDF) is such one. It is stateful proxy. But it control the bear(GPRS). That is a kind of inter-box. By the way, what do you think of "analyse atomicity's semantics"? > From: shin@xxxxxxxxxxxxxxx > To: christer.holmberg@xxxxxxxxxxxx; sipping@xxxxxxxx > Date: Thu, 5 Mar 2009 22:32:15 +0900 > Subject: Re: My proposal has no racing condition > > Christer, > > Are you talking about B2BUA ? > It will go without saying B2BUA is an endpoint, terminate both dialog. > It should handle both O/A state adequately. > 把MSN装进手机,更多聊天乐趣等你挖掘! 立刻下载! |
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