comcast opendns

Control Panel---"System and Security"---"Windows Firewall", click on the left "turn on or off Windows Firewall" This is temporarily set to shut down, and then the phone will reopen the web attempt. 5. If the mobile phone QQ can send and receive messages, but cannot open the Web page, other applications can not be networked, perhaps the computer system DNS service is abnormal, you can in the "Change adapter settings" in the "Ethernet" or "Broadband connection" (depending on the way

Here are some of the potential factors that affect crawl efficiency (official translation): 1) DNS Settings2 The number of your reptiles, too much or too little3) Bandwidth Limit4 The number of threads per host5 The distribution of URLs to crawl is uneven6) High Crawl latency in robots.txt (usually occurs at the same time as the distribution of URLs)7 There are a lot of slow pages (usually with uneven distribution at the same time)8 to download too much content (PDF, large HTML page, usually and