[temp@xigua ~]$ ss -s Total: 83678 (kernel 0) TCP: 84982 (estab 127, closed 84812, orphaned 0, synrecv 0, timewait 1485 0), ports 0 Transport Total IP IPv6 * 0 - - RAW 0 0 0 UDP...
background I know that http 2 has a multiplexing mechanism in concurrency, and only one tcp is temporarily used no matter how many http requests there are. So there will be no request blocking. the following figure shows multiple http requests in ...
recently, I have been learning about java nio, which has been a bit strange. There is such a common code in nio programming . for(xxxxxxx){ if(selectionKey.isAcceptable()){ ServerSocketChannel ssc = (ServerSocketChannel) selectionKey.channel()...
recently, I have been learning about java nio, which has been a bit strange. There is such a common code in nio programming . for(xxxxxxx){ if(selectionKey.isAcceptable()){ ServerSocketChannel ssc = (ServerSocketChannel) selectionKey.channel()...
recently, I have been learning about java nio, which has been a bit strange. There is such a common code in nio programming . for(xxxxxxx){ if(selectionKey.isAcceptable()){ ServerSocketChannel ssc = (ServerSocketChannel) selectionKey.channel()...
recently, I have been learning about java nio, which has been a bit strange. There is such a common code in nio programming . for(xxxxxxx){ if(selectionKey.isAcceptable()){ ServerSocketChannel ssc = (ServerSocketChannel) selectionKey.channel()...
recently, I have been learning about java nio, which has been a bit strange. There is such a common code in nio programming . for(xxxxxxx){ if(selectionKey.isAcceptable()){ ServerSocketChannel ssc = (ServerSocketChannel) selectionKey.channel()...
https: zhuanlan.zhihu.com p . says: if the client is in the network of NAT (multiple clients, the network environment of the same IP egress), if the server is configured with net.ipv4.tcp_tw_recycle=1, only one client can successfully connect with i...
what is the difference between a Serial link and an Ethernet link? ...
ISP (network operator) do they use the OSPF protocol to exchange routing information between routers in Internet? ISP plays a great role in network interconnection, so what protocol does ISP router use for routing information exchange on Internet? ...
is analog signal transmission or digital signal transmission used in frequency division multiplexing in the following figure? why is so little bandwidth used? I read in a book that the digital signal transmits voice at 8 bits and takes 8000 samples per ...
first of all, to be clear, the client (the party that initiates the request) and the server (there is a service listening on port 8080, for example). OK, because of the definition of tcp connection quad , the requesting party needs to constantly consu...
which protocols can implement broadcasting? We often know the word broadcast domain, which is based on the second layer. Then I know that ARP can broadcast. So what other protocols can be implemented? ...
what is the relationship between eth0 and en0? under my etc sysconfig network-scripts , there are ifcfg-en0 and ifcfg-eth0 : [root@localhost ]-sharp ls etc sysconfig network-scripts ifcfg-en0 ifdown-ipv6 ifup ifup-plip ifu...
sliding window follows sliding window protocol congested window CWND is the window size of the sender, and follows AIDM (additive window addition, multiplicative window reduction) so what s the difference between the two windows? my understanding is ...
can ping the domain name (for example: abc.com) and ping the domain name ip (105.22.1.5), but why can t I open the website (abc.com, can t be opened)? ...
1) restore bitstream to frame; 2) decide which path to use to transfer data to the destination; 3) error control; 4) congestion control; 5) flow control; 6) Transmission medium ...
here is a description of the sentence: https: gss0.baidu.com 94o3dS. it says above that all ports of HUB and SWITCH are in a broadcast domain, and each port on the router forms its own broadcast domain. I can understand the description of HUB and r...
ADSL technology can make full use of the existing PSTN (Public Switched Telephone Network, public switched telephone network). As long as ADSL equipment is installed at both ends of the line, it can provide users with high broadband services without rew...
non-local area network, is there a way to get the mac address of a host? Know ip ...