查询

     <QRY> <My Socket>
or   <RPY> <Your Socket> <Text>

<QRY> 是 NWG/RFC #39 中指明的查询，<RPY> 是应答。<Text> 的格式如下所示；另请参阅 NWG/RFC #36 第 3 页。

<Text>::= <16 bit count of relevant connection table entries>
          <relevant connection table entries>

<relevant connection table entries>::=
                                     <relevant connection table entries>
                                     <a relevant connection table entry>
                                     <a relevant connection table entry>

<a relevant connection table entry>::= <local socket> <foreign socket>
                                       <link> <connection state>
                                       <flow state and buffer control>
                                       <reconnection control state>