Ping is a mechanism to see if a remote host is reachable via an IP network

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Can ping google.com, but can't ping cnn.com

I have just upgraded from 10.04 to 12.04. I didn't notice the problem at first. But when installing horde with the pear installer it failed to download all of the packages. So I did a little hunting ...
2
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1answer
2k views

VirtualBox bridged adapter can ping but can't curl

There is a delicate server running Ubuntu Server 12.04.2. There are 4 useable IPs for this server: A, B, C, D. The server itself takes A. The server is now running two VirtualBox guests, both with ...
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1answer
143 views

Low Latency for Google compared to servers located with in my country [closed]

When i ping google.co.in its showing 11.1 ms as average ping www.google.co.in PING www.google.co.in (173.194.36.63) 56(84) bytes of data. 64 bytes from bom04s02-in-f31.1e100.net ...
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1answer
2k views

Server can't ping or connect to self

This SF Answer helped me after nerve's answer below: No network loopback device after security update ubuntu 12.04 Original Question I've been Google-ing and banging my head against the wall for a ...
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0answers
70 views

I have a very strange symptom in my network

I have a very strange symptom in my network, some times a ping to the remote computer doesn't work in the same subnet (same VLAN), for example: [Local Computer (IP:10.10.10.2/16)] --- ping ---> ...
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1answer
152 views

I can ping www server, but cannot ping domain name [closed]

for example, I can ping www.example.com, but cannot ping example.com. It reports: "Ping request could not find host example.com. please check the name and try again" (in DOS mode) How can I fix ...
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1answer
102 views

Ping measurements during throughput measurements

I have been measuring the throughput of file transfers from remote hosts and analysing the results, I understand about payload to overhead ratios, retransmission and other causational factors of ...
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1answer
816 views

ping -a does not return hostname [closed]

The problem i am currently experiencing is with One of my Untangle boxes. We are using IPsec VPN, Microsoft Server 2003 for DNS. I cannot get RDP to work with hostname, FQDN, ONLY IP. When i use ping ...
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2answers
148 views

I can't ping my server from certain IP

I have 2 internet connections from 2 different ISPs with static IPs, lets call them A and B. A connects to the server in several ways (ping, SSH, HTTP), while B cannot do anything (ping, SSH, HTTP). ...
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1answer
600 views

Reply times vary with ping test

I am seeing the following and I have already scanned all the computers for viruses and there were some but they have been removed. Would anyone have any other ideas on what tools or other things that ...
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0answers
103 views

Can't see all servers through VPN

I set up routing and remote access on a customer's 2003 server. Everything works, I can connect no problem. There are two servers in the domain. One is a 2003 Small Business DomainServer, the other is ...
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2answers
4k views

How to monitor printer host status with zabbix

I need to monitor host status of printers from zabbix. I managed to monitor the inklevel via SNMP. Any ideas to monitor printer reachable or not ?
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1answer
102 views

Ping Elastic IP Address from Inside Server Fails

I have an EC2 server set up inside a VPC on Amazon. The server is reachable from the outside via its elastic ip address; however, when I attempt to ping that ip from inside the remote desktop ...
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1answer
62 views

Unable to reach Terminal Apps and Ping to VM server 2008

We have Domain Controller Group Policy Set to Disable Firewall on All computers within Domain, because we have Syamntec end point Protection enabled. The problem now is, since Windows Firewall is ...
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3answers
653 views

NSLOOKUP and NBLOOKUP give one IP address; PING finds another

In a Windows Server 2008 domain the on-site domain controller serves as both DNS and WINS server. It is also a DHCP server. One workstation is used as a platform for all admin of the various servers ...
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1answer
182 views

Pinging two machines (mac and a pc) from a wifi hotspot [closed]

I am in India and I use a device like this(Verizon mifi) to connect to internet(Indian version is called Tata photon WiFi hub), this device can connect upto 5 computers but the problem is that none of ...
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0answers
331 views

Cannot ping any machine on local network (embedded linux device)

I have an embedded linux installation (custom built using buildroot, uClibc and busybox) and I am unable to ping any machine on my local network. My /etc/network/interfaces file is as follows auto lo ...
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1answer
3k views

Can you ping a Cisco Router's Loopback Interface from a PC using PacketTracer

I may be misunderstanding what you can do with a Router's loopback interface. I am trying to ping it from a PC on the same network. I am using Packet Tracer to simulate this, a Cisco 1841 and a PC ...
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1answer
175 views

I am unable to ping two machines each other despite they are on same domain network

I am having two VM's equipped with 180 trial versions of Windows server 2008 R2 SP1. In one i have configured active directory domain services and ran dcpromo.exe on it and added the other server to ...
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1answer
117 views

Unable to connect to device across subnet

I have a network printer (Sharp copier) that I am unable to contact from a different subnet . I am on 192.168.100.x. The printer is on 192.168.200.x. I can ping (or remotely connect to) every other ...
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0answers
54 views

ping -4 and ping -6 both connect, but ping doesn't

On a Windows 2008 R2 server I'm having a strange issue with dns. nslookup, ping -4, ping -6, tracert -4 and tracert -6 all work correctly and will resolve the correct IPs. But ping and tracert ...
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1answer
294 views

Pinging between hosts through Layer2 tunnel fails

I have some serious problems with my newly setup network with a Layer 2 VPN tunnel. I draw a little diagram to show the simple version of the setup: The green lines are through the VPN, the blue ...
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3answers
1k views

Cannot ping from a bridged inteface

I am trying to bridge between eth2 and br0 from ubuntu 11.04 within virtual box. There is network bridging to host physical machine. From the guest OS after bridging I can ping from br0 but ...
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1answer
206 views

How to find out why website is not accessible? [closed]

I cannot access a certain website. There are two possible reasons: The block is on the ISP side. The block is at the website. Is there a technical way to figure out which of these are causing the ...
0
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2answers
120 views

Why I can ping “anything” and I get a response, instead of getting “Unknown Host” [closed]

I can ping any word or domain in CentOS 6 and I get response from the same IP, if that pinged domain doesn't exist in real world. e.g. ping xxxxxx How can I fix this? I want to have normal behavior ...
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2answers
579 views

Can ping out but not in

What are some of the causes of not being able to ping a server? I have a windows 2003 box that I can remote into but I cannot ping it. What I have checked is: The server can ping my desktop ...
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3answers
352 views

Ping hostname returns another hostname in output : what does it mean?

When I ping the server sip3.voip-centrex.net, I get this output: PING sip3.voip-centrex.net (194.98.81.144) 56(84) bytes of data. 64 bytes from mpfrrelay.michaelpage.fr (194.98.81.144): icmp_req=1 ...
0
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1answer
273 views

ping debian vpn server from windows clients

Scenario: I have a functioning openVPN connection on my Debian Server (it's a virtual server, so there are some restrictions what I may access/modify) and Windows 7/8 and OS X Lion/Mountain Lion ...
4
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2answers
4k views

openvpn: connection established, can't ping server tun interface (debian server, windows & os x clients)

My goal: I want to set up openVPN on a vServer from the company netcup, running Debian squeeze. I only want a VPN connection from client to server; clients should not be able to see each other, also ...
4
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7answers
1k views

Scan for connected, powered on computers on a network?

I want to scan for powered on computers on my LAN and gather logs about that. I tried nmap but it didn't work very well (a lot of switched on computers are not getting detected). nmap -sP ...
0
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1answer
273 views

ubuntu set up as router lan pc can ping one direction and get shares but other direction can not ping or connect shares

I have ubuntu router questions. you can see tracert can complete on way but not other way. How to make that work? (a better visual layout exists here) ...
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1answer
304 views

2 nic cards in ubuntu PC, one to router, one to win7 pc, make connected pc on router talk to win7 on 2nd nic

There are 2 win7 pc, 2 100 mb/s routers and 1 ubuntu 12.04 pc. I scanned a diagram of the Lan setup with IP's ...
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2answers
2k views

Cannot ping over LAN until a ping is received

I have two OSX machines on a local subnet. Pings from Machine A to Machine B consistently timeout until Machine B pings Machine A. After B pings A, A can successfully ping B, but this success is ...
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1answer
272 views

Have access to internet but ping 4.2.2.4 results in 100% packet loss [closed]

I am running openSUSE 12.2 on my machine. When I try ping 4.2.2.4 in my konsole I get 100% packet loss, but I have access to internet. How can I fix this? I always thought if ping 4.2.2.4 doesn't ...
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1answer
2k views

Cannot ping Windows 2008 R2 by hostname

I cannot ping the Windows 2008 R2 server by hostname from Windows XP Home machines, but I can ping it from Windows 7 Ultimate machines. I already disabled ipv6. I need to access a shared folder: ...
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1answer
2k views

2 router network setup. Why does ping only work in one direction?

So the setup looks like this: There is a main WLAN-router/modem which is connected to the internet and serves the lower floor with WLAN. Now upstairs I have a second WLAN-router/modem (I will call it ...
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0answers
220 views

Odd DNS behavior on multiple Ubuntu 12.04 VMs. NSlookup and Dig resolves hostname but ping cannot

In attempting to set up a VoIP server, I came across some interesting behavior from Ubuntu. My VoIP account was assigned a unique hostname that I am to connect to, however, Ubuntu is unable to ...
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1answer
388 views

does ping command to a dns name uses DNS PTR type messages?

Okay I cant understand this, when I try to ping to a machine on my network using the name associated I get a response from that machine, thats normal.. But there are messages that the sender sends to ...
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1answer
337 views

iptables blocking ability to ping/reach domain names

I'm trying to set up some firewall rules for allowing SSH, incoming ping, munin, and MySQL between one server and another (all those services are working fine with my rules), but when I apply the ...
0
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1answer
119 views

Linux server cannot be pinged

I have set up a Linux server in DMZ. There is another Windows server running in same DMZ. These two servers can be pinged via internet using my home PC. However, the another Linux server rented from a ...
3
votes
2answers
187 views

NTP syncs with local timeserver but not NTP pool servers

I setup an NTP server on a machine in another subnet and tried to ync my machine with the server and it works well. But when I try to ust the pool.ntp.org servers (I tried 0.pool.ntp.org, ...
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1answer
2k views

Cannot ping my domain-joined server - Can only ping domain controller - host unreachable

I have a HyperV Server hosting a Domain Controller VM (192.168.1.50) and another VM (192.168.1.51) joined to this domain. I have: domain controller as DNS server forward lookup zone for the domain ...
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3answers
101 views

Domain name points to different IPs from different locations

I'm having this problem that seems odd to me. I have a domain name (www.arioo.com) which must point to the IP, 173.45.102.106. It's ok when I try to reach it from my local PC or every other network ...
2
votes
2answers
205 views

Server can be pinged from one server but not from other?

I have set up a Linux server in DMZ. There is another Windows server running in DMZ. These two servers can be pinged via internet using my home PC. However, the another Linux server rented from a ...
1
vote
1answer
264 views

Website is live but ping times out

I have a client's website that is running on GoDaddy hosting and started behaving very strange recently. The site is up and running but when I try to ping it I get time out. The problem is PayPal ...
2
votes
1answer
96 views

Server's network capabilities are going into some sort of sleep mode?

I'm having trouble with a server (Windows Server 2008 R2) on my network. It is going down for short periods at a time, but not very often. The interesting thing: If I ping the server from my ...
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2answers
74 views

Experienced Lagging Issue on 2 x 2 MBps E1 link

From client pc to server (Windows Server 2008), the WAN connection is using 2 x 2 MBps E1 link. 1 <1ms <1ms <1ms 10.101.7.254 2 4ms 15ms 4ms ...
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2answers
6k views

Can't ping some IP addresses in the same subnet (LAN) Windows 2011 Server

Hi I’m running in Windows Small Server 2011 server standard (192.168.1.108), it’s my dhcp and dns server too, but suddenly all other users can’t get internet. My gateway is 192.168.1.1. After a lots ...
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1answer
2k views

Can't ping or remote desktop on Win 7? [duplicate]

Possible Duplicate: Can’t ping or remote desktop? I've setup a win7 laptop and joined a company domain, I'm unable to ping or remote into the machine. I've tried removing it from the ...
0
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2answers
260 views

Can't ping or remote desktop?

I've setup a win7 laptop and joined a company domain, now I'm unable to ping or remote into the machine. Could someone provide me with some troubleshooting tips please?