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Ping Error Codes List


It uses a series of Internet Control Message Protocol (ICMP) Echo messages to determine: Whether a remote host is active or inactive. The percent sign has been doubled so that it's not mistaken for a variable that should be substituted. The table below lists possible ICMP-type values. Karlsen May 28 '09 at 15:23 add a comment| 6 Answers 6 active oldest votes up vote 12 down vote Google is your friend. news

Jan 20 16:16:21.363: IP: s= (local), d= (Serial0), len 100, sending. This means the number of hops to the destination exceeds the time to live. The three most common error messages that you will see are as follows: Destination Host Unreachable Request Timed Out Ping Request Could Not Find Host... This can be useful to have a rough idea of the delay on the link. navigate to these guys

Ping Messages Explained

If the local computer's TCP/IP configuration is correct, you can still receive this message from your gateway. It also measures the time it takes for the packets to return. Virus & Spyware Troubleshooting How to clean a computer when there is a Virus, Spyware, Rootkit, Trojan or any other Malware infection?

I have a new guy joining the group. share|improve this answer answered Apr 28 '14 at 16:08 bruce965 5611414 add a comment| up vote 0 down vote Yes ping fails to return the correct errorlevel. This could be due to network traffic or a router problem. Different Ping Errors Jan 20 16:40:24.303: IP: s= (local), d= (Serial0), len 100, sending Jan 20 16:40:26.303: IP: s= (local), d= (Serial0), len 100, sending.

Index is greater than the current number of available IP addresses. Ping Error Message General Failure Note:The average round-trip time is more than two seconds. They can also be useful for troubleshooting. find more info End with CNTL/Z.

The System Information tool in Windows XP, Windows Vista & Windows 7 Can I leave my computer turned on for a long time? Icmp Error Messages Retrieved 20 December 2010. ^ "Shields Up, Firewall Test". Unknown packet type. & Packet lifetime exceeded. Why?

Ping Error Message General Failure

Not supported by this type of I/O module. Packet loss. Ping Messages Explained The TTL value of 1 causes the datagram to "timeout" as soon as it hits the first router in the path; this router then responds with an ICMP Time Exceeded Message Ping Failure Reasons Cause: Incorrect DNS settings.

Router2 sends back an "unreachable ICMP" message to Router1. navigate to this website How to Back-up the Windows Registry? More Tech Articles How to access restricted (blocked) websites? Ping has been considered a security risk because merely acknowledging a host's presence turns it into a potential target.[9] For these reasons, many systems provide means to disable the reply,[10][11] despite Ping Output

High Input Queue Drops When a packet enters the router, the router attempts to forward it at interrupt level. Please try again. Success rate is 0 percent (0/5) Let us have a closer look at what has happened: Router1#debug ip packet IP packet debugging is on Warning:Using the debug ip packet command on More about the author Sending 5, 100-byte ICMP Echos to, timeout is 2 seconds: Jan 20 16:00:25.603: IP: s= (local), d=, len 100, unroutable.

Correct Source Address Here is an example of a typical situation: We add a LAN interface on Router1: Router1(config)#interface e0 Router1(config-if)#ip address Router1(config-if)#ip address From a station on the Ping Responses Ping lists a public IP instead of private IP Symptom: when you ping a LAN computer like ping chicagotechpc1, you may receive a public ip instead of the computer private No echo response was received.

Tracing the route to 1 4 msec 4 msec 4 msec 2 20 msec 16 msec 16 msec 3 16 msec * 16 msec Jan 20 16:42:48.611:

Hot Network Questions How to make your world’s revolutions feel realistic? Here is an example: Router4#debug ip packet ? <1-199> Access list <1300-2699> Access list (expanded range) detail Print more debugging detail Router4#configure terminal Router4(config)#access-list 150 permit ip host host The basic rule is that the pinged device should also know how to send the reply to the source of the ping. Ttl In Ping One way is to use access lists to narrow down the specific traffic that you want to monitor.

interface Serial0 ip address no fair-queue clockrate 64000 ! ! A better way to test router performance is with traffic going through the router: The traffic is then fast-switched, and is handled by the router with the highest priority. p.1. http://setiweb.org/ping-error/ping-error-5.php This seems to be documented nowhere. –user391581 Jul 14 '10 at 13:00 add a comment| up vote 0 down vote Successful connection will always return code 0, whilst failed connections will

Router1#ping Type escape sequence to abort. A word to describe meaningless exchanges in conversation Teaching a blind student MATLAB programming What's difference between these two sentences? How to protect your computer from viruses, spyware, rootkits, trojans, keyloggers, hijackers and other malware? Windows XP Boot Sequence Device Manager is blank Windows XP desktop is blank USB (pen) drive not detected by computer Disk in Destination Drive is Full Enable disabled USB ports in

What kind of bugs do "goto" statements lead to? Reset TCP/IP stack - Windows XP, Vista, 7, Server 2003 How to use Remote Desktop Connection? It is the 16-bit one's complement of the one's complement sum of the ICMP message starting with the Type field[8] Header Data (32 bits) field, which in this case (ICMP echo IETF.

The purpose behind this is to record the source of each ICMP Time Exceeded Message to provide a trace of the path the packet took to reach the destination. Search for: Most Popular Topics Today Technical Support Interview Questions - 2 Technical Support Interview Questions - 1 How to find the configuration of your own computer? Success rate is 0 percent (0/5) Router4# In this example, the ping is not working due to "encapsulation failed". Can't ping outside IP or name If you can't ping outside IP, make sure you have correct gateway.

Router1#debug ip packet detail IP packet debugging is on (detailed) Router1#ping Type escape sequence to abort. It's never ever too late to be what you've always wanted to be! The solution is to add the following line in the access-list command: Router4(config)#access-list 100 permit icmp any any Address Resolution Protocol (ARP) Issue Here is a scenario with an Ethernet connection: Sending 5, 100-byte ICMP Echos to, timeout is 2 seconds: Jan 20 16:16:13.367: IP: s= (local), d= (Serial0), len 100, sending.

Modify the local route table or notify the router administrator. For all the options about this command, see Trace (privileged). For example type ping to see if the host with the IP address is reachable. Some packets are always processed, but with the appropriate configuration and in stable networks, the rate of processed packets must never congest the input queue.

Type env -h for help on changing targets. The table below lists the characters that can appear in the traceroute command output.