In order to expand the network, we use the IPv6 protocol. As an improvement of the previous version protocol, the address type in the traditional sense is no longer applicable, now let's analyze the types of IPv6 addresses and basic knowledge about text representation.
The leading position in the address defines the specific IPv6 address type. A variable-length f
The research and construction of the next-generation Internet is gradually becoming one of the hot topics in the information technology field. The Network Security of the Next Generation Internet is an important area in the research of the Next Generation Internet. This article first introduces the basic features of the IPv6 protocol and the embedded security mechanism, and then analyzes and compares the similarities and differences of security issues
In the previous article, we have made a basic introduction to the IPv6 protocol stack design of wireless sensor networks. Then, based on the above content, let's take a closer look at the design of the Embedded IPv6 protocol stack. First, let's look at the idea of the Embedded IPv6 protocol stack.
Design Concept of Embedded I
IPv6: Why do I have to make up for IPv4 errors!
In the past ten years, IPv6 has been expected to develop a lot, but in fact this kind of good thing has not come, leading to a result, that is, most people do not know some knowledge about IPv6: What is it? How to use it? Why does it exist?
What does IPv4 do wrong?
We have been using IPv4 since the RFC791 standard
"IPv6 configured Commands"
IPv6 Install/Installation IPv6, limited to XP system use
IPv6 unicast-routing/Enable IPv6 forwarding, configuring on the router
Show IPv6 router/view IPv6
The shortage of Address resources has led to the development of IPv6. with the LOGO of the v6 flash product, we have been able to start using the V6 protocol. Here, we have summarized the IPv6 test to see how it is used. For details, see the following.
IPv6 Testing
IPv6 products have been tested and obtained the "
When IPv4 and IPv6 coexist, excessive and integrated networking are the key issues that need to be considered. So what should we pay attention to in the integrated network deployment of the two. Now let's take a look at this content. First, let's take a look at the device investment and other related content.
1) protects existing end users, ISP, ICP, and telecom carriers to the maximum extent. When researching IPv4 and
Solaris is a computer operating system developed by Sun Microsystems. It is considered to be one of the derivative versions of UNIX operating systems. Solaris starts to support ipv6 after version 8.0. Some Ipv6 features are as follows: IPv6 adds an added address space and Improves Internet functions by using simplified header formats, authentication and confident
With the gradual use of IPv6, our integration with the original IPv4 network has become a key issue in the current transitional phase. We will not go into details about multiple types of excessive technologies here. This article will introduce the basics of the multicast translation gateway model for IPv6 multicast.
Multicast translation gateway Model
The multicast translation gateway (MTG) model is a pro
With the development of China's routing industry, the router technology is constantly updated and upgraded. Compared with IPv4, IPV6 has many advantages. First, IPV6 solves the shortage of IP addresses. Secondly, IPV6 greatly improves many imperfections in the IPv4 protocol.
The most significant one is to integrate IPSec into the Protocol. From then on, IPSec wil
China is developing industry standards for the technical requirements for dual-stack firewalls, the first technical standard for firewall devices in the transition from IPv4 to IPv6 in China. The standards led by China Mobile and drafted by Huawei are still being formulated and are expected to be completed by 2013.
The IPv4 address has been allocated, and the development of IPv6 has been pushed to the agen
The development of mobile communication has a crucial impact on the network. Now, as the network is updated and IPv4 is updated to IPv6, IPv6 will also be used as the mobile device for mobile communication. The Mobile IPv6 protocol for Mobile is the latest version of the Mobile network.
Mobile IPv6 protocol
Mobile
There are a lot of things worth learning about the core route switch. Here we will mainly introduce the detailed knowledge of the high-end multi-service IPv6 core route switch. As a leading network equipment manufacturer and solution provider in China, Digital China Network Co., Ltd. recently launched a new product-DCRS-9800 series high-end multi-service IPv6 core routing switch, the shocking appearance of
summed up the following points:
First, the ability to extend routing and addressing
IPV6 the IP address from 32 to 128 bits to support a larger address space, estimating that there are 4*10^18 IPv6 addresses per square metre on the surface of the Earth, so that IP addresses will not run out in the foreseeable future.
The IPV6 address is encoded with a hierar
Modify the/etc/sysconfig/network corresponding network card, append:
The code is as follows
Networking_ipv6=no
2. Modify the/etc/hosts, the IPv6 of the local host name resolution also commented out:
The code is as follows
#::1 localhost Localhost6 localhost6.localdomain6
3. Create file/etc/modprobe.d/ipv6off.conf (name casually)
Note: There is no/etc/modprobe.conf this fi
With the proliferation of the Internet, security has always been a top priority. At present, although the emergence of IPv6 routing protocol can solve the security issues under the IPv4 network protocol version, it introduces the updated security issues. Then, let's take a look at the specific content through the following article.
Introduce new security problems in IPV6
During the development of
Next-generation protocols related to IPv6 are in the TCP/IP protocol set. Protocols that are directly active and indirectly interoperable with IP addresses include various application layer protocols, connection protocols, and TCP and UDP. This chapter will discuss the impact of IPv6 on other layer protocols if these protocols are modified or need to be modified to adapt to protocol layers: www.2cto.com, it
Transferred from: http://www.ipv6bbs.cn/thread-348-1-1.html Although Microsoft has shown positive support for IPV6, Windows does not fully support IPV6, for example, in Windows, where we used to access network shared folders (such as \\127.0.0.1\C$) using UNC (Universal Naming convention). But now you can't use IPV6 to do this because Windows treats the colon in
Video applications are highly time-sensitive and require high real-time performance and service quality management (QoS). However, many applications on the Internet are mostly "best effort data ". The most effort data is characterized by a burstable nature, which seriously affects applications with extremely high time sensitivity. This increases the latency of these applications and causes jitter at the same time, resulting in serious consequences. IPv6
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