db ping

Problem Description:Virtual Machine Information:Vmware-workstation 10Install the RHEL5.8 operating system, hostname:rhel201.com ip:192.168.1.201Physical machine System: windows 7Host Name: RUSKY-PC ip:192.168.1.123The two can ping each other's IP

Recently, when I was doing SEO, in order to enable quick indexing of external links, I thought of using the ping function. both google and Baidu have related ping introduction, if you are interested, you can check related knowledge. The following

Today encountered a problem, can ping the IP address, Ping does not pass the domain name, has been thought to be a DNS resolution server problem, find a half-day. The problem is not here.Looking at the routing table, the problem is not the routing

Ping Baidu and google using Python scripts, pythonping Ping Service Ping is an update Notification Service Based on the XML_RPC standard protocol. It is used for Blog to quickly notify the search engine of content updates, so that the search engine

Today encountered a problem, can ping the IP address, Ping does not pass the domain name, has been thought to be a DNS resolution server problem, find a half-day, the problem is not here.Looking at the routing table, the problem is not the routing

Today, in the development of colleagues, the intranet can not access their own servers through the domain name! And then did the following tests to discover the problem: [Root@itmop ~]# Ping www.downcc.com Ping:unknown Host Www.downcc.com

, using tupingSolve the problem of slow ubuntu response and delay recently found that there are several offline ubuntu server12.04.2, ping www.baidu.com slow response to death, the ip address configuration is no problem, the dns resolution is

Today, under the Linux server encountered a strange problem: The network domain name ping results and nslookup results inconsistent, the resolution process is recorded as follows. Confirm that the/etc/resolv.conf configuration is correct:

DatabaseSql. DB connection pool need to know: Sql. DB built-in connection pool, when the connection is insufficient, a new connection is created automatically, and the newly created connection is sql.Open() constructed using the incoming DSN.

Premise: No host name record is added to the/etc/hosts file, and the/etc/resolv.conf file is not configured correctly (or not configured).Phenomenon: On the CentOS7, only modified the native hostname, ping the result is a bit