Questions tagged [ping]

For questions about Packet INternet Groper [PING].

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6
votes
1answer
926 views

Why can I ping IP addresses from 127.0.0.1 to 127.255.255.254?

I thought that the loopback IP address of my machine is 127.0.0.1. I do not understand why am I able to ping IP addresses until 127.255.255.254.
3
votes
1answer
509 views

ping reply arp table

I have created a simple topology with routers and computers and I ping from computer A to computer B . Firstly, computer A send ARP request to gateway of A and then got reply. Mac and ip of gateway is ...
3
votes
1answer
159 views

Can't ping the management IP of Switch

My topology is: I am logged in to R1. I can ping 10.0.0.2 on R2 and 198.51.100.1 on R2, but can't ping the management IP of sw3 (198.51.100.2). What am I doing wrong? R1#sh ip arp Protocol Address ...
3
votes
2answers
350 views

Why R1 is not reachable to R3?

I didn't configure any routing protocol to any of the router and tried to apply static routes in order to get out of the network and I've configured static routing in a manner that if R1 sends a ping ...
2
votes
3answers
327 views

Ping command through network

I have been trying to understand how and what tables are populated ( if they are clean at the start) when a ping command goes through. Lets say I have this network: I want to send a ping command from ...
2
votes
2answers
280 views

Understanding Cisco standard access lists (Packet Tracer example)

Consider the following example: I have two networks (192.168.1.0 and 192.168.2.0) with one PC in each network (PC0 - 192.168.1.1 and PC1 - 192.168.2.1) and a router R0 with 2 interfaces connecting ...