SMIv1 Full Standards: RFC 1155 -- Structure of Management Information RFC 1212 RFC官网下载TCP、UDP、IP、ICMP等协议文档 1.RFC官网RFC官网地址:https://www.rfc-editor.org/ 2.如何下载TCP、UDP、IP、ICMP协议文档 进入官网主页后,点击Internet Standard进入因特网标准协议列表,在那一页的最下面有我们...
It is possible in this scenario that one or both of the protected endpoints will be behind a network address translation (NAT) node, in which case the tunneled packets will have to be UDP encapsulated so that port numbers in the UDP headers can be used to identify individual endpoints "behi...
As such, a UA should only ignore the SHOULD in unusual and singular cases where it is desirable to change the session interval mid-dialog。 如果会话刷新请求不是第一个,且发送该请求的元素当前正在刷新会话,则refresher参数最好设置为'uac',如果是对方在刷新会话则设置为'uas'。这样,刷新者的角色在每...
If a full set of parameters is presented, then each must be checked for validity and appropriate responses sent back to the client. In the case of messages which use parameter lists using the comma as an item separator, a reply must be sent for each item. In the examples below, some me...
t_rr_last设置为tn。Tmin必须设置为0。 Ott, et al. Standards Track [Page 18] RFC 4585 RTP/AVPF July 2006 2. 否则,临时值T_rr_current_interval计算如下: T_rr_current_interval = RND*T_rr_interval RND是一个均匀分布在0.5和1.5之间的伪随机函数。此抖动值用于确定以下备选方案之一: ...
SHOULD be interpreted(理解;解释) as “I prefer audio/basic, but send me any audio type if it is the best available after an 80% mark-down(降低标准) in quality.” If no Accept header field is present, then it is assumed(假定;假设;取得(权力);呈现) that the client accepts all media ...
data connection A full duplex connection over which data is transferred, in a specified mode and type. The data transferred may be a part of a file, an entire file or a number of files. The path may be between a server-DTP and a user-DTP, or between two server-DTPs. data port The...
If the HTML response is served directly as the result of the redirection request, any script included in the HTML document will execute with full access to the redirection URI and the credentials it contains. The client SHOULD NOT include any third-party scripts (e.g., third- party analytics...
a proof of non-existence of a DS RR in the form of an NXT and SIG(NXT). RFC 2535 didn't specify how a resolver was to interpret a response with RCODE=0, AA=0, and both an NS and an NXT in the authority section. Some widely deployed 2535-aware resolvers interpret any answer wi...
日期格式 应该 是「RFC 3339」的「full-date」格式。日期应为 IANA 首次发布注册表版本的日期,在一天内最多只能有一个版本的注册表。在每个 IANA 添加和修改请求中都包含「File-Date」记录,表示请求记录的接受日期。 更新注册表文件必须使用 UTF-8 字符编码,IANA 必须检查注册表文件进行了正确的编码。非 ASCⅡ...