server pass the tunneling technology via TP tunnelSo that they can exist in different networks.Note: Because the application server needs to restore the messages sent by LVS, the application server should also support the IP tunnel protocol. (Network options)Tun Mode features:
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集群节点可以跨越Internet;RIP必须是公网地址;Director仅负责处理入站请求,响应报文则由Real Server直接发往客户端;Real Server网关不能指向director;只有支持隧道功能的OS才能用于Real Server;不支持端口映射;
Eight scheduling algorithms of LVS load balancing
Dec 13:43:36 kern.info kernel: [674938.170000] Eth0:link up (100mbps/full Duplex)Tue Dec 13:43:36 kern.info kernel: [674938.170000] Ipv6:addrconf (netdev_change): Eth0:link becomes readyTue Dec 13:43:36 daemon.notice netifd:network device ' eth0 ' link is upTue Dec 13:43:36 daemon.notice netifd:interface ' WAN ' has link connectivityTue Dec 13:43:41 daemon.info pppd[3492]: PPP session is 8194Tue Dec 13:43:41 Daemon.warn pppd[3492]: Connected to 00:25:9e:d4:1b:d9 via interface eth0Tue Dec 13:43:
naming rules: Activity abbreviation A, LinearLayout abbreviation L, RelativeLayout abbreviation R, Button abbreviation B, dispatchTouchEvent abbreviation D, onInterceptTouchEvent abbreviation I, onTouchEvent abbreviation T, returns true to T, false to F, and super to S. For example, ADS indicates the dispatchTouchEvent method return super in the Activity.
Test Solution 1: ADS/ATS, LDS/LIS/LTS, RDS/RIS/RTS, BDS/BTS
The log is as follows:
12:44:
LookStamparmCommented on 2014@riramarThere is currently none:). I ' ll just give you a quick intro.At server side:$ python sqlmapapi.py -s -H 0.0.0.0[19:42:00] [INFO] Running REST-JSON API server at ‘0.0.0.0:8775‘..[19:42:00] [INFO] Admin ID: cfdd0c84a8ebbccf40a97fe6eaaeac9d[19:42:00] [DEBUG] IPC database: /tmp/sqlmapipc-QUdQ7m[19:42:00] [DEBUG] REST-JSON API server connected to IPC databaseAt client side:$ Curl http://127.0.0.1:8775/task/new{"TaskID": "4be40bb5e98a03c2", "Success": true}$ curl-
Superstar education's SQL Injection across multiple databases to leak a large amount of data
Avengers 2 tells a story about how a local programmer who is overconfident and writes a bug program to work overtime to fix the vulnerability. Also known as: On the self-cultivation of a programmer, Raytheon is a good product manager, and products without beta testing always run wrong. the difference in interaction caused by different UIS is also completed in self-written bug crying.
F:\Python26\sqlmap>s
Compression command: Compress gzip bzip2 XZ etcDecompression command: uncompress gunzip bunzip2 UNXZ, etc.Package (Archive) command: Tar cpioWhere compress, gzip, bzip2, and XZ can only be used for a single compressed file and cannot be used to compress directoriesCompress:. Z the oldest compression commandCompress/path/to/filename-----> FILENAME. ZUncompress FILENAME. Zgzip:. GZGzip/path/to/somefile: The original file is deleted when the compression is complete-d:decompress-#:1-9, specify the c
performance, especially when uploading large files at once.4, theIP layer load Balancing . After the request arrives at the load balancer, the load balancer implements the request by modifying the destination IP address of the request, thus enabling the load balancer to be forwarded.Advantages: Better performance.Disadvantage: The bandwidth of the load balancer becomes a bottleneck.5, Data link layer load balancing . After the request arrives at the load balancer, the load balancer does load ba
uploading large files at once.4, theIP layer load Balancing . After the request arrives at the load balancer, the load balancer implements the request by modifying the destination IP address of the request, thus enabling the load balancer to be forwarded.Advantages: Better performance.Disadvantage: The bandwidth of the load balancer becomes a bottleneck.5, Data link layer load balancing . After the request arrives at the load balancer, the load balancer does load balancing by modifying the requ
Balancing . After the request arrives at the load balancer, the load balancer implements the request by modifying the destination IP address of the request, thus enabling the load balancer to be forwarded.Advantages: Better performance.Disadvantage: The bandwidth of the load balancer becomes a bottleneck.5, Data link layer load balancing . After the request arrives at the load balancer, the load balancer does load balancing by modifying the requested MAC address, unlike the IP load balancer, wh
to the most appropriate output queue. The Catalyst 2950 switch supports four output queues, making it easier for network administrators to differentiate and target priorities for various LAN traffic applications. Strict priority allocation ensures that time-sensitive applications, such as voice, always use high-speed paths when switching structures. In addition, the weighted cyclic WRR (weighted cyclic WRR
load balancer, the load balancer implements the request by modifying the destination IP address of the request, thus enabling the load balancer to be forwarded.Advantages: Better performance.Disadvantage: The bandwidth of the load balancer becomes a bottleneck.5, Data link layer load balancing . After the request arrives at the load balancer, the load balancer does load balancing by modifying the requested MAC address, unlike the IP load balancer, which returns the customer directly after the r
, Real server is setVipLVS Scheduling algorithm: Round call scheduling (Round Robin) (abbreviated RR), weighted round call (Weighted RoundRobin) (WRR), Minimum link (least connection) (LC), weighted least link (Weighted leastConnections) (WLC), etc.LVS/DR Mode configurationThree servers one as director, two as real server (Vi/etc/sysconfig/network to host name)Dir eth0 192.168.239.140 vip eth0:0: 192.168.239.110Real1 eth0 192.168.239.141 vip lo: 0:192
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