When SSH encounters "Write failed: Broken pipe”

Linux The internet

When the management server using SSH，If you are a long time without having to log on，Then it is likely that awaits you is

"Write failed: Broken pipe”

Cause the cause of this error is the result of SSH link has been idle too long，so，SSH we need to change the default configuration to have it automatically turn off link。

In the SSH configuration，There are two commands to do this function，They are:

These two commands[……]

Click link to continue reading...

What is VPN?

Exchange of Experience The internet

Before routing wrote aboutHow to quickly build pptp VPN based on vpsArticles，But it seems there are still many people do not know exactly what that VPN，Then this article I am 818 devoted to the VPN in the end is what!

Speaking VPN，We still want to talk about the 1990s，Then this concept can not VPN，Companies to the Internet，To purchase a dedicated line (Line relate to the content we do not talk，Just know this thing called a dedicated line，And the old expensive)。Then the company opened a branch，To contact between the two companies，We must use the Internet[……]

Click link to continue reading...

On Ubuntu vps and other OS's seven-step build pptp protocol VPN

Linux The internet

After getting a vps you may need to get a stable environment as soon as possible scientific，Method uses "earth move" and is a good choice (VPN)

Of course，Now we know everything Policy，GFW has now started to begin to interfere with VPN，So this is not based VPN pptp protocol of a long-term approach (which is a bit l2tp goods relative speed is faster in terms of speed)。

All right，In short，Pptp-based VPN configuration simple，Run Fast，Let's get it every minute：

1、Updating System

Standard procedures，First use the command to update your repositories[……]

Click link to continue reading...

After purchasing a VPS you should spare security measures

Linux Mac OS The internet

2018On April 13 update，Add a link fail2ban Advanced Configuration Tutorial，Updated command。

Gerber drop-off site-wide migration to wills，As long as 15 yuan per month minimum，Support me consider myInvitation coderegistered，Gave $10 (Together 60 Multi-block RMB) discount! 😚

Recently purchased a vps route to learn ...... Yes! You read right! I used to really serious about learning!

=。=

In short，After the purchase of a vps，You always need some basic homework[……]

Click link to continue reading...

Those proxy Google search engine

Taught you science Internet The internet

We do not know when to begin - and then later people will probably forget this is called the Best of Google search engine in the world, right ......

In short，Today, the route to pain free eggs rolled 'Traffic statistics'，Then I found found a lot to do domesticGoogle search based on cross-borderThe results of the search engine，Then the Internet Google A bit(Ironic)Really found a lot!

 

Ok，While I have been over the wall +White-list(This is also one of the big reasons I'm over the wall) to use Google's。

Simply，Here to me. "Antecedents domain"In that[……]

Click link to continue reading...

Firefox：No longer trust the new certificate CNNIC

Tech World in Chinese

Article translated from Mozilla blogoriginal。I Caishuxueqian，Omissions are inevitable if the error message welcome treatise!

Last week, Mozilla NoticeOne called CNNIC Intermediate Certificate Authority issued a certificate unfettered，Domain name then this certificate will be used to give the recipient does not have control over the domain name or a certificate (for example,：Middle attack）。We call this intermediate certificate revocation directly added to the Firefox system (OneCRL) The interrogation，And to investigate the matter further。

After reviewing the case and in[……]

Click link to continue reading...

Google announced that its full line of products no longer recognize the CNNIC root certificate (Bo translation)

Tech World in Chinese

In late March，A sudden storm swept through the network that Han Han that several countries ...... summary，Google on March 23 published an article on the issue of the certificate Bowen，Directed at CNNIC，1 Update again this month，And made clear the attitude of the CNNIC，Routing can not personally comment on this matter，Just translate the original article here，A standard content can not say, but at least on a lot better than the online translation when practiced on it ..................。

 

Digital certificates Security Maintenance

Posted: Monday, March 23,[……]

Click link to continue reading...

Brush OpenWRT routers use a transparent proxy ShadowSocks Advanced Configuration

Linux The internet

Speaking on how the articleInstall SHADOWSOCKS on OPENWRT to use transparent proxy + DNS poisoning，But finished only configuration orThere are many drawbackstarget。

For example, the block list is dead，The ever-changing Internet content，I'm afraid you could not pass a list of a few weeks out of date；

For example, software updates，You can not always bother to manually upload，scp ...... blah blah blah ......

so，We must have a permanent solution，Let all the automation!

First of all，It is

Automatic Updates DNS forwarding list[……]

Click link to continue reading...

Brush OpenWRT router installation shadowsocks to use transparent proxy + DNS poisoning

Linux The internet

Previous articleRouting introducedHow to open a double-wan bandwidth superimposed on OpenWRT，This is also the students brushOpenWRTThe most common requirement，Then，Is there any way to increase the way itTransparent Proxyfunctions?

Now that the router has to brush up on the third-party firmware OpenWRT，That certainly is a possible wireless。

Agent types

Today in our common species among agents，It is probably the most historicVPNIt's，This is also the majority outside the service game of choice for users -have to say，It has a unique advantage UDP。[……]

Click link to continue reading...