Wrappers first check the hosts.allow file for a rule match.

Wrappers 首先在 hosts.allow 文件中查找规则匹配。

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When the first rule match is found, the calling client is either denied or allowed access.

当找到第一条规则匹配后，会拒绝或允许调用客户端的访问。

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A common problem is having a rule match too much text; worse, since lex prefers the longest match it can find, this can result in a totally inappropriate rule being matched.

常见的问题是，一个规则匹配太多的文本；更糟糕的是，由于lex倾向于匹配它能找到的最长的文本，这可能导致匹配的是一个完全不适当的规则。

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Saracens continued to carve out chances and lock Hugh Vyvyan was bundled over the line only for the television match official to rule that he had been held up.

BBC: Saracens 19-10 Ospreys

That had the match officials scanning the rule books but after a lengthy delay a boundary was not given and the batsmen picked up for the three they had run.

BBC: Sri Lanka secure win over Windies

Wilkinson's expected two-week recuperation will rule him out of England's match against the Barbarians at Twickenham on Sunday 30 May.

BBC: England's Jonny Wilkinson to be fit for Australia Test