comcast internet so slow

Using Firefox and other browsers to surf the internet in Ubuntu is much slower than surfing the Internet in Windows, but careful people will find that the slow time is spent on DNS lookups. Then we can cache DNS in the native computer, that is, a DNS proxy server is set up natively. Commonly used software is bind, Djbdns, DNSMASQ and PDNSD. Let us say, with PDNSD

Recently the internet is very slow, especially want to write a log on csdn, half a day cannot open.But I am 17mb bandwidth, with a variety of speed software testing is really fast speed. But the website is very slow.Also used to say, is the CRC company slow DNS server, with what seems to be, lazy scold.Workaround:Use Baidu's housekeeper, preferably DNS. 360 bad u

transmission at the physical layer), the new standard should be 50 times times faster than 802.11b, and about 10 times times faster than 802.11g.802.11N will also be more distant than the current wireless network, different from the model BG can only support 54M of bandwidth, the BGN can support 150M or 300M bandwidth, are backwards compatible!802.11N is a newer network card, the highest rate seems to support 128m/seconds, but now the average wireless router up to 54m/seconds, in fact, is not u

Problem: PPTP is used to build a VPN Server on the Linux platform. After dial-in, the Intranet FTP is accessed. downloading files is extremely slow. When using PPTP as a gateway to access the Internet, most websites except Baidu are extremely slow to access, almost inaccessible. Solution: Add-I forward-P TCP -- SYN to the * filter table of iptables of the Linux s

Received some NOTE3 user feedback, when connecting to a WiFi network, there are often prompts that the network has been disabled due to slow internet connections, as shown in the following illustration: Most of the users with this hint are Hong Kong version phones because the type of mobile phone will try to connect to some servers after connecting to it, but not to the prompt. Because the

Question: I found that surfing the internet on my Mac was slow.Problem Analysis: Although the MAC is running slowly, it runs faster on both my phones. I just started to suspect that the router is a problem, if it is a router problem, then the mobile phone will not be very block, the cell phone is also very slow, it is certain that my Mac set up a problem, before the following steps to set up a DNS, and then

Use ADSL Internet, with use, the speed of the Internet is more and more slow, the reason that ADSL visit speed is slow is below two points. 1.ADSL has a high quality requirement for the telephone line. The use of ADSL is a RADSL (Rate adaptive ADSL), if the Telecommunications Bureau of the server room to the us

These days a friend of the computer internet speed is very slow, look at the connection properties of the wireless network, found that the connection rate incredibly only 2Mbps, and sometimes only 1Mbps. The computers in the wireless LAN are in the same room, the previous connection rate is normal 11Mbps. This is a puzzle to my friend. The specific solution is as follows: Wireless network equipment can

Method One:COMODO The default update server has only one: http://download.comodo.com/my telecom network update speed is very slow;There is really no way to find a few update servers:http://eu1.download.comodo.com/http://eu2.download.comodo.com/http://eu3.download.comodo.com/Add these servers to (General settings, update-to-agent and host settings) add them to the line; the speed is OK, there is no problem of update failureMethod Two (method fast):Ther

Symptom descriptionA certain Bureau adopts the MA5200 + 2403F networking mode. Due to the small amount of upstream optical resources, the 2403F cascade mode is adopted in the residential area, and the cascade mode adopts five category of twisted pair wires, you can use PPPOE to access the Internet. Some second-level switch users report that the Internet access speed is slow.Alarm informationThere are many C

1. Use the LSPCI command on the terminal to view the NIC model, mine is Rtl8723be2. Download driver https://github.com/lwfinger/rtlwifi_newDownload the driver file (change the suffix to. zip after download)3. Enter the directory where the download file is located and execute the following code:sudo makesudo make install4. after compiling the installation, notify the system to update the relevant configuration file:sudo depmod-asudo update-initramfs-v rtl8723be fwlps=0 ips=05. Rebooting the syst

need to enter a username and password. If you are using Windows XP, you can select the "Remember my password" option when you first open a shared computer and enter your username and password, and you will not be asked to ask for a password the next time you visit. 6. Remove Firewall If you have a firewall in Windows XP enabled and the drive is shared, it's possible that someone else cannot browse the shared drive in Network Neighborhood, you can right-click Local Area Connection, select Pro