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How do I debug routing issues?
The standard go-to tools for troubleshooting routing problems are ping and traceroute. Ping is a very simple minded tool. It sends an Internet Control Message Protocol (ICMP) “echo request” packet to the destination device, which sends back an “echo response” packet.
Which command can be used to view the routing table on a Linux based machine?
Using netstat command Netstat combined with the -r option will display the kernel routing tables.
What command displays the routing table?
show ip route EXEC command
Use the show ip route EXEC command to display the current state of the routing table.
Which of the following commands displays the routing table?
netstat -rn command
You can display the routing table using the netstat -rn command or the route -s command.
How is the routing table used in Linux?
The routing table is used to show you where various different network subnets will be routed to. Here are three different commands that you can use to print out the routing table in Linux.
Which is the best debugging tool for Linux?
Tcpdump tcpdump is a network packet analyzer. Using tcpdump you can capture the packets and analyze it for any performance bottlenecks. The following tcpdump command example displays captured packets in ASCII.
How to debug a network issue in Linux?
10 useful commands when debugging network issues in Linux. 1 1) ping (Packet Internet Groper) 2 2) telnet (Teletype Network) 3 3) netstat (Network Statistics) 4 4) ifconfig (Interface Configuration) 5 5) traceroute.
How to use IP route get in Linux?
Use ip route get. From Configuring Network Routing : The ip route get command is a useful feature that allows you to query the route on which the system will send packets to reach a specified IP address, for example: In this example, packets to 23.6.118.140 are sent out of the eth0 interface via the gateway 10.0.2.2.