https://raghavxk8s.com/categories/network/ Recent content in Network on AI Infra Hugo -- gohugo.io en-us Wed, 19 Jun 2019 09:00:58 +0000 https://raghavxk8s.com/post/network-protocals/ Wed, 19 Jun 2019 09:00:58 +0000 https://raghavxk8s.com/post/network-protocals/ Table of Contents TCP UDP TCP (Transmission Control Protocal) * Description : ``` TCP provides reliable, ordered, and error-checked delivery of a stream of octets (bytes) between applications running on hosts communicating via an IP network ``` * Its a persistent connection * Three way handshare(at the begining) ``` step1 : Client sends -> I want to talk -> Server step2 : Client recieves <- "Sure. Are you Ready? https://raghavxk8s.com/post/iso-model/ Wed, 12 Jun 2019 04:39:33 +0000 https://raghavxk8s.com/post/iso-model/ Layer 7 to Layer 1 All People Seem To Need Data Processing Physical Layer Data Link Lyaer Network Layer Transport Layer Session Presentation Layer Application Layer https://raghavxk8s.com/post/tcpdump/ Sun, 19 May 2019 07:53:12 +0000 https://raghavxk8s.com/post/tcpdump/ tcpdump -i any To get the network packets from all network interfaces, run the following command, get packets on localhost with port 8288 tcpdump -i lo0 port 8288 tcpdump -i eth0 get the network packets from a single interface tcpdump -i eth0 -w wirte_file_name write all the captured packets to a file, use the ‘-w’ option, tcpdump -r packets_file read an already created, old tcpdump file. https://raghavxk8s.com/post/linux-network-commands-1/ Sat, 18 May 2019 05:30:33 +0000 https://raghavxk8s.com/post/linux-network-commands-1/ Ifconfig Used to configure network interface parameters. Checking ip of the machine. traceroute Print the route packets take to network host. dig(Domain information groper) Dig (domain information groper) query DNS related information like A Record, CNAME, MX Record etc telnet Connects to host on given port using telnet protocal. If connection successful then host is working fine. nslookup It queries internet domain name servers. Options