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1, Onos download compileHttps://github.com/opennetworkinglab/onos1) Download source codegit clone Https://gerrit.onosproject.org/onos2) Download the compilation toolsudo apt-get install software-properties-common-y \sudo add-apt-repository ppa:webupd8team/java-y \sudo apt-get update \echo "Oracle-java8-installer Shared/accepted-oracle-license-v1-1 Select True" | sudo debconf-set-selections \sudo apt-get install Oracle-java8-installer oracle-java8-set-default-y3) CompilingExport onos_root=$ (

The operational Support System (OSS) market is facing some significant changes because of the pressure placed on OSS proprietary models by Open software-defined networking (SDN) and network function virtualization (NFV) technologies, and some of the larger OSS vendors, including Oracle, have begun to take steps to address this change.The existing OSS is often more traditional and privatized, and it needs to be changed in order to adapt to this open ne

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98: // :/ // : // 101: Private Static BOOL Isphoneno (string Phoneno)102: {103: if (string. IsNullOrEmpty (Phoneno))104: {: return false;106: }107: 108: return System.Text.RegularExpressions.Regex.Match (Phoneno, Mobileregex,109: System.Text.RegularExpressions.RegexOptions.IgnoreCase |: System.Text.RegularExpressions.RegexOptions.ECMAScript). Succ

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DNS cache (the cache time is relatively short, probably only1 minutes, and can only accommodate1000 cache) To see if there is a www in its own cache. linux178. com entries, and no expiration, resolves to this end if there is no expiration. Note: How do we view Chrome's own cache? You can use chrome://net-internals/#dns to view2 If the browser itself does not find the corresponding entry in the cache, then Chrome will search the operating system's own DNS cache, if found and not expired, stop th

configeration. After these settings are complete, you can press ESC to create and release the instance. The system will prompt you to save and release the instance. After you select this option, you can remotely access IPMI with the system restarted. User settings Save and exit Remote Server Management After the ipmiutil toolkit is installed on the control end, we can use a series of commands to obtain information about the remote server and set it. Ipmiutil is a toolkit that includes ipmiu

packets to the final destination over Ethernet.To support PPP sessions between remote users and ISP routers, The ADSL-NT must be able to map the atm vc over a LAN to a local L2TP tunnel. The ing and Protocol 1 used.　　Service telco ATU-R (clientpc)ProviderFigure 1 protocol architecture of PPP over Ethernet based on L2TPPPP-over-L2TP tunnel operations:To start a PPP Session, the PC establishes an L2TP tunnel to the ADSL-NT (that is, the ATU-R. Use the

Velocity tangent speed Tank Circuit Bypass Tantalum capacitor Tantalum nitride (TAN) ta n Tantalum oxide ta Oxide Tantalum-foil electrolytic capacitor ta foil Electrolytic Capacitor Tap Changer [transformer] Tap Converter Tape automatic bonding (Tab) Technology Tape Ball Grid Array (tbga) with Ball Grid Array Tape bonding carrier tape bonding and carrier tape bonding Tape drive Tape packing Tape, adhesive paper carrier Tape, cassette card Tape, digital audio (DAT) digital tape Tape, digital com

Architecture: A website of mobile, telecommunications, unicom three-tier access, respectively, distributed on the third server, has an independent IP.Website address: www.aaa.comA server: Mobile line, IP: 111.0.0.11 (assuming)B Server: Telecom line, IP: 222.0.0.22 (assuming)C Server: Unicom line, IP: 333.0.0.33 (assuming)Company Zabbix Go Telecommunications network, www.aaa.com website resolution to 222.0.0.22 on.Requirements: On the company Zabbix server on the mobile, telecom, Unicom Web monit

clear, that is, the order of magnitude). A 300-person headquarters, which requires 4 of these boxes, can be cascaded together.Telecom companies have dedicated rooms in each building. If you have applied to a telco for 32 straight-line phone capacity (so-called 30b+d's 2M bandwidth), then it will pull a coaxial cable from the dedicated computer room (The thick black copper core of the index finger) to your company's computer room, linked to the Siemen

currently writing that's still not complete, but attempts to being friendly and a free alternative t o Other books.Concurrent programming in ERLANG, by Joe Armstrong, Robert virding, Claes Wilström and Mike Williams. This was an old out of print book from the 1996, pretty rare and costs a lot. It is commissioned by Nokia (or some other Telco corp) if I recall correctly. After that, Erlang was still closed source. Even though it shows the bases real q

System: centos6.5Internal requirements for a DNS server, resolve internal domain name (the domain name does not need to be resolved on the public network)The "Bind Bind-utils" package is installed and the configuration settings are forwarded to the external telco DNS,DHCP service setting to distribute the DNS service for that server. Then the resolution inside is very smooth, but to the outside (such as Baidu, 163, Sina) and other websites very slow.D

-ide ATA/ATAPI Controller, the main and secondary IDE channel advanced settings in the device type can be selected without all set to NoThis method is better than any other optimization to speed up the boot-up speed, only if there is no option to pick up the relevant hardware. However, in the future to add new hardware on its channel will be opened to the corresponding, otherwise the new hardware will not be recognized.In addition, if the ADSL telco d

Shanghai's largest BGP room--China Telecom [url=www.icpyun.com] Shanghai Hulan data center [/url]Basic informationData Center level:Power Guarantee: Dual-channel mains and UPS power supply guaranteeExport bandwidth: Telecom 20gbps/Unicom 1GbpsData Center Test ip:101.227.66.80 (telco) 114.141.129.128 (BGP)Service support: 724-hour full year service support, true all-day resident engineer, real-time detailed network monitoringAddress and trafficAddressN

[[email protected]/]# Yum list all |grep "^bind" queries the associated installation package that begins with bind. The Yum install bind-* installs the BIND package and its associated child packages. [[email protected]/]# Rpm-qa |grep "bind" Query the BIND package that has been installed. [[email protected]/]# rpm-ql bind Query The path of BIND package installation. After the installation is complete, the main configuration file in/etc/named.conf, such as: to make the following repair;Li

[[email protected]/]# Yum list all |grep "^bind" queries the associated installation package that begins with bind. The Yum install bind-* installs the BIND package and its associated child packages. [[email protected]/]# Rpm-qa |grep "bind" Query the BIND package that has been installed. [[email protected]/]# rpm-ql bind Query The path of BIND package installation. After the installation is complete, the main configuration file in/etc/named.conf, such as: to make the following repair;Li

[[email protected]/]# Yum list all |grep "^bind" queries the associated installation package that begins with bind. The Yum install bind-* installs the BIND package and its associated child packages. [[email protected]/]# Rpm-qa |grep "bind" Query the BIND package that has been installed. [[email protected]/]# rpm-ql bind Query The path of BIND package installation. After the installation is complete, the main configuration file in/etc/named.conf, such as: to make the following repair;Li

the definition. With the modification of different API versions, there are currently 14 status values added:The following is through their own data, and look at other people to check the data obtained from the experiment. Tidy up as follows:--------------------Added in API level 1---------------------public static final int network_type_unknownnetwork TYPE is Unknownconstant value:0 (0x00000000) (not known network type) public static final int network_type_gprscurrent network is gprsconstant Va

Start-time NowConfigure an IP SLA named 3, use the loopback interface as the source IP address, 45.1.1.4 this IP address with ICMP detectionR6 (config) #track 2 IP SLA 2 reachabilityConfigure a track that tracks the accessibility of IP SLA 2R6 (config) #track 3 IP SLA 3 reachabilityR6 (config) #track IP SLA 2Configure a Taack 200 to track the status of IP SLA 2R6 (config) #ip Route 0.0.0.0 0.0.0.0 172.16.1.1 5 Track 2Delete the default and floating routes that you just wrote, add them again, an