The first page of the example IP-TV portal, IBM TV Portal, provides links to seven sub-pages which correspond to the seven services aggregated by the portal.
示例 IP-TV 门户 IBM TV Portal 的第一页提供了到七个子页的链接，这些页面与门户聚合的七个服务对应。
However, the parts of an IP address do not correspond directly to sub-domain names, so don't read too much into the pattern.
但IP地址的各个部分与子域名并不一一对应，所以不必对IP地址的模式了解过多。
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