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However, in a production environment, debugs should be used with caution. Hot Network Questions Why would breathing pure oxygen be a bad idea? Answering a ping is offered as a best-effort service. Success rate is 100 percent (5/5), round-trip min/avg/max = 1458/2390/6066 ms In the example above, increasing the timeout has led to a successful ping. http://back2cloud.com/ping-error/ping-error-code-5-xp.php

Router2 has not information about this new LAN. Did you find something wrong with the information on this page? NOTE: Tested on Win8 only! How to make Twisted geometry Should I tell potential employers I'm job searching because I'm engaged?

Ping Return Codes Windows

End with CNTL/Z. Sending 5, 100-byte ICMP Echos to 12.0.0.2, timeout is 2 seconds: !!!!! Linked 31 How to check if ping responded or not in a batch file 0 Ping Batch File Color Error Levels 0 PING exit code different between linux and windows Related Success rate is 0 percent (0/5) On networks with a slow link or a long delay, two seconds are not enough.

Success rate is 100 percent (5/5), round-trip min/avg/max = 4/7/9 ms Router1# Jan 20 16:35:54.227: IP: s=12.0.0.1 (local), d=12.0.0.2 (Serial0), len 100, sending Jan 20 16:35:54.259: IP: s=12.0.0.2 (Serial0), d=12.0.0.1 (Serial0), To list the results: Success: code 0 No reply: code 1 Other errors: code 2 Note that the page I link to says "Linux/Unix ping command", but other systems, or perhaps Replies: ping: cannot resolve sdhjfjsd: Unknown host Returns: 68 share|improve this answer answered Oct 2 '14 at 2:56 Stuart Woodward 80231222 add a comment| up vote 0 down vote Try man Ping Errorlevel After you enable some process-intensive features on Router2, try to ping Router2 from Router1.

The different debug commands we have used so far gives us an insight into what happens when we use a ping or traceroute command. Router1#ping 34.0.0.4 Type escape sequence to abort. share|improve this answer answered Oct 24 '09 at 16:17 Murdoch Ripper 49128 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google You can change this default using an extended ping: Router1#ping Protocol [ip]: Target IP address: 12.0.0.2 Repeat count [5]: Datagram size [100]: Timeout in seconds [2]: 30 Extended commands [n]: Sweep

C:\>echo %errorlevel% 1 As you can see there is no need for all this scripting overkill. Icmp Protocol It is the default network address and routers these days will deal with it accordingly and it usually wont go any further, since ISPs will drop those packets (as it would Basically, ARP is a protocol used to map the Layer 2 address (MAC address) to a Layer 3 address (IP address). interface Serial0 ip address 34.0.0.4 255.255.255.0 no fair-queue clockrate 64000 ! !

Unix+ping+command+exit+status+codes

Join them; it only takes a minute: Sign up exit status of the ping command up vote 10 down vote favorite while doing with the perl script I am stucked with first order condtion of Lagrangian Why can't I set NODE_ENV to undefined? Ping Return Codes Windows The table below lists possible ICMP-type values. Ping Return Value Bash Sending 5, 100-byte ICMP Echos to 12.0.0.2, timeout is 2 seconds: Jan 20 16:40:18.303: IP: s=20.0.0.1 (local), d=12.0.0.2 (Serial0), len 100, sending.

Different messages indicate different types of issues. http://back2cloud.com/ping-error/ping-error-code-5.php Jan 20 16:42:48.707: IP: s=12.0.0.1 (local), d=34.0.0.4 (Serial0), len 28, sending Jan 20 16:42:48.711: UDP src=35734, dst=33437 Jan 20 16:42:48.743: IP: s=23.0.0.3 (Serial0), d=12.0.0.1 (Serial0), len 56, rcvd 3 Jan 20 Should I use "teamo" or "skipo"? Jan 20 16:42:48.895: IP: s=12.0.0.1 (local), d=34.0.0.4 (Serial0), len 28, sending Jan 20 16:42:48.899: UDP src=37534, dst=33441 Jan 20 16:42:51.895: IP: s=12.0.0.1 (local), d=34.0.0.4 (Serial0), len 28, sending Jan 20 16:42:51.899: Ping Response Codes

Jan 20 17:19:49.843: IP ARP: sent req src 100.0.0.4 0000.0c5d.7a0d, dst 100.0.0.5 0000.0000.0000 Ethernet0. Sending 5, 100-byte ICMP Echos to 100.0.0.5, timeout is 2 seconds: Jan 20 17:19:43.843: IP ARP: creating incomplete entry for IP address: 100.0.0.5 interface Ethernet0 Jan 20 17:19:43.847: IP ARP: sent You can check this mapping using the show arp command: Router4#show arp Protocol Address Age (min) Hardware Addr Type Interface Internet 100.0.0.4 - 0000.0c5d.7a0d ARPA Ethernet0 Internet 100.0.0.1 10 0060.5cf4.a955 ARPA http://back2cloud.com/ping-error/ping-error-code-87.php Router3# ! !

Success rate is 0 percent (0/5) The above output shows that Router4 is broadcasting packets by sending them to the Ethernet broadcast address FFFF.FFFF.FFFF. Ping Timeout Should I tell potential employers I'm job searching because I'm engaged? Here is an output example showing the ping command after enabling the debug ip packet detail command: Warning:Using the debug ip packet detail command on a production router can cause high

PING: transmit failed, error code 1214.

If you can't, then you may want to plug directly into the ISP provided modem and see if you can receive a dynamic IP address and ping from there. How to Resolve ICMP Hardware Error Message If the Ping packet couldn't reach the destination network, you will get destination net unreachable error message. WHY Typically this is due to loss of power at the router/modem/switch. Linux Ping Options M Could not fragment. ?

Each exclamation point indicates receipt of a reply. . Router1#show interface Serial0/0/0 Serial0/0/0 is up, line protocol is up MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec, reliability 255/255, txload 69/255, rxload 43/255 Encapsulation HDLC, loopback not set Keepalive Request Timed Out (type 11, codes 0-1) The Request Timed Out error message is very common when you use the ping command. this page Sending 5, 100-byte ICMP Echos to 12.0.0.2, timeout is 2 seconds: .....

I'm having my computer ping itself so I can eliminate the variable of a poor connection. Jan 20 16:00:27.599: IP: s=12.0.0.1 (local), d=34.0.0.4, len 100, unroutable. As these two commands are the most widely used commands by network engineers, understanding them is very crucial for troubleshooting network connectivity. Sending 5, 100-byte ICMP Echos to 34.0.0.4, timeout is 2 seconds: Jan 20 16:00:25.603: IP: s=12.0.0.1 (local), d=34.0.0.4, len 100, unroutable.

Does anyone know why the program works fine in the command prompt but doesn't work as a batch? Unknown packet type Performance Using the ping and traceroute commands, we obtain the round-trip time (RTT). The first router, in this case Router2 (12.0.0.2), drops the packet, and sends back to the source (12.0.0.1) a type=11 ICMP message. Do I need to do this?

PING: transmit failed, error code 65 - ZoneAlarm e... Do each in the same order as below. Sending 5, 100-byte ICMP Echos to 34.0.0.4, timeout is 2 seconds: U.U.U Success rate is 0 percent (0/5) Jan 20 16:05:30.659: IP: s=12.0.0.1 (local), d=34.0.0.4 (Serial0), len 100, sending Jan 20 The Traceroute Command The traceroute command is used to discover the routes that packets actually take when traveling to their destination.

Sending 5, 100-byte ICMP Echos to 12.0.0.2, timeout is 2 seconds: !!!!! Other than that what John T wrote might be correct and therefore the longer answer (I tend to forget everything about networks as soon as I learn it; I'm simply happy Q Source quench (destination too busy). Jan 20 16:42:48.643: IP: s=12.0.0.1 (local), d=34.0.0.4 (Serial0), len 28, sending Jan 20 16:42:48.647: UDP src=34237, dst=33435 Jan 20 16:42:48.667: IP: s=12.0.0.2 (Serial0), d=12.0.0.1 (Serial0), len 56, rcvd 3 Jan 20

As long as the corresponding MAC address is not in the ARP table, the ping fails as a result of "encapsulation failed". If a packet count and deadline are both specified, and fewer than count packets are received by the time the deadline has arrived, it will also exit with code 1. N(e(s(t))) a string How do I replace and (&&) in a for loop? You can check the the input drops with the show interface command.

How common is the usage of yous as a plural of you? When a packet destination is the router itself, this packet has to be process-switched.