TCP/IP 详解 卷1 ch30 其他的TCP/IP应用程序

1. finger

2. whois 例如：

$ whois newsmth.net Whois Server Version 2.0 Domain names in the .com and .net domains can now be registered with many different competing registrars. Go to http://www.internic.net for detailed information. Domain Name: NEWSMTH.NET Registrar: XIN NET TECHNOLOGY CORPORATION Whois Server: whois.paycenter.com.cn Referral URL: http://www.xinnet.com Name Server: NS1.NEWSMTH.NET Name Server: NS3.NEWSMTH.NET Status: ok Updated Date: 30-apr-2010 Creation Date: 20-mar-2005 Expiration Date: 20-mar-2014 >>> Last update of whois database: Tue, 16 Nov 2010 13:58:56 UTC <<< NOTICE: The expiration date displayed in this record is the date the registrar's sponsorship of the domain name registration in the registry is currently set to expire. This date does not necessarily reflect the expiration date of the domain name registrant's agreement with the sponsoring registrar. Users may consult the sponsoring registrar's Whois database to view the registrar's reported date of expiration for this registration. TERMS OF USE: You are not authorized to access or query our Whois database through the use of electronic processes that are high-volume and automated except as reasonably necessary to register domain names or modify existing registrations; the Data in VeriSign Global Registry Services' ("VeriSign") Whois database is provided by VeriSign for information purposes only, and to assist persons in obtaining information about or related to a domain name registration record. VeriSign does not guarantee its accuracy. By submitting a Whois query, you agree to abide by the following terms of use: You agree that you may use this Data only for lawful purposes and that under no circumstances will you use this Data to: (1) allow, enable, or otherwise support the transmission of mass unsolicited, commercial advertising or solicitations via e-mail, telephone, or facsimile; or (2) enable high volume, automated, electronic processes that apply to VeriSign (or its computer systems). The compilation, repackaging, dissemination or other use of this Data is expressly prohibited without the prior written consent of VeriSign. You agree not to use electronic processes that are automated and high-volume to access or query the Whois database except as reasonably necessary to register domain names or modify existing registrations. VeriSign reserves the right to restrict your access to the Whois database in its sole discretion to ensure operational stability. VeriSign may restrict or terminate your access to the Whois database for failure to abide by these terms of use. VeriSign reserves the right to modify these terms at any time. The Registry database contains ONLY .COM, .NET, .EDU domains and Registrars.The Data in Paycenter's WHOIS database is provided by Paycenter for information purposes, and to assist persons in obtaining information about or related to a domain name registration record. Paycenter does not guarantee its accuracy. By submitting a WHOIS query, you agree that you will use this Data only for lawful purposes and that, under no circumstances will you use this Data to: (1) allow, enable, or otherwise support the transmission of mass unsolicited, commercial advertising or solicitations via e-mail (spam); or (2) enable high volume, automated, electronic processes that apply to Paycenter or its systems. Paycenter reserves the right to modify these terms at any time. By submitting this query, you agree to abide by this policy. Domain Name : newsmth.net PunnyCode : newsmth.net Creation Date : 2005-03-21 00:00:00 Updated Date : 2010-05-01 10:00:40 Expiration Date : 2014-03-21 00:00:00 Registrant: Organization : Beijing Minruibo Tech Co. Name : Eric Hu Address : Bei Jing City : Bei Jing Province/State : Beijing Country : China Postal Code : 100085 Administrative Contact: Name : Eric Hu Organization : Beijing Miracle Information and Technology Develop Co.,Ltd. Address : Bei Jing City : Bei Jing Province/State : Beijing Country : China Postal Code : 100085 Phone Number : 86-10-62968486-601 Fax : 86-10-82781787-603 Email : xyhu@vip.163.com Technical Contact: Name : Zuo Jinglong Organization : Zuo Jinglong Address : 139, Guandu 2nd Road City : Maoming Province/State : Guangdong Country : China Postal Code : 525000 Phone Number : 86-668-13592980136 Fax : 86-668-2981068 Email : dns@Xeasy.net Billing Contact: Name : Zuo Jinglong Organization : Zuo Jinglong Address : 139, Guandu 2nd Road City : Maoming Province/State : Guangdong Country : China Postal Code : 525000 Phone Number : 86-668-13592980136 Fax : 86-668-2981068 Email : dns@Xeasy.net

3. X window

$ xscope -q _X11TransSocketOpenCOTSServer: Unable to open socket for inet6 _X11TransOpen: transport open failed for inet6/CNQINN0C020885:1 _X11TransMakeAllCOTSServerListeners: failed to open listener for ibash-3.2$ xscope -q
_X11TransSocketOpenCOTSServer: Unable to open socket for inet6
_X11TransOpen: transport open failed for inet6/CNQINN0C020885:1
_X11TransMakeAllCOTSServerListeners: failed to open listener for inet6
_X11TransSocketINETCreateListener: ...SocketCreateListener() failed
_X11TransMakeAllCOTSServerListeners: server already running
Could not open any listening connections