thats the point.... I dont have an IP address...there is nothing that I put to scan it. My NIC was allowing it when I was at Starbucks.. That is why I think its my router, as such isnt the router that assigns IP address to the network when using DHCP? On Tue, Feb 3, 2015 at 11:39 PM, Kevin Fries wrote: > Ok, down to two possibilities. > > Nmap is a scanner. It is trying to identify your VM and probe for open > ports. > > When you scanned by name... it did not understand that name. Your router > is external to all of this, and should not be involved at all. > > Try nmap by IP address. > > If that still results in nothing, add a virtual network via VMware or > VBox. Next add a new virtual network adapter to your VM, and connect it to > the new network. This should be a private network between host and > client. Config your interface in the VM. This will resolve your problem. > In this case, your NIC is not allowing traffic to go out, then back in to > itself. The traffic is almost certainly not going to your router then back. > > HTH > Kevin > On Feb 3, 2015 10:41 PM, "Michael Torres" wrote: > >> netstat -plant >> >> liastening on ports 25 and 22 both for IPv4 nad IPv6 >> >> Result from the nmap(windows version) >> Starting Nmap 6.47 ( http://nmap.org ) at 2015-02-03 22:36 US Mountain >> Standard Time >> >> NSE: Loaded 118 scripts for scanning. >> >> NSE: Script Pre-scanning. >> >> NSE: Script Post-scanning. >> >> Read data files from: C:\Program Files (x86)\Nmap >> >> Nmap done: 0 IP addresses (0 hosts up) scanned in 4.20 seconds >> >> Raw packets sent: 0 (0B) | Rcvd: 0 (0B) >> >> Failed to resolve "devserver". >> >> WARNING: No targets were specified, so 0 hosts scanned. >> >> I would ahave asusmed the the above results as the dhcp server is not >> generating a IPv4 address >> >> >> so... >> >> 1) The netstat does not show the binding to port 21... this means SSHD >> did not start. >> >> I am guessing port 22 is OK >> >> 2) netstat shows SSHD, but the firewall is not allowing it. Open the >> firewall >> >> Firewall is already disabled >> >> 3) netstat shows SSHD, the firewall is open, but you still don't see >> the port open via nmap. >> >> 3a) if you see other ports open, I would look at the Windows firewall >> >> Windows firewall allowed it on a Public network (startbuck), so why not >> allow it at my home >> >> 3b) If you don't see any ports open, you have two options here. >> >> 3b1) Make sure your NIC (from the Windows side) is in promiscuous >> mode. >> >> dont know how to do that. >> >> 3b2) If it is already in promiscuous mode, then this may not work >> in this configuration. In this case, try adding a private network on a >> second NIC, and communicate with the VM over that. >> Ill try to connect to my ethernet adpater and see if that is it, maybe >> its my wireless adapter.... >> >> Mike >> >> >> On Tue, Feb 3, 2015 at 10:22 PM, Kevin Fries >> wrote: >> >>> Ok, sorry, I misunderstood. >>> >>> Nmap could be your friend here. Install it on your Windows machine. It >>> will install the graphical tool automatically in Windows. Point this at >>> your VM, and do a "intense scan" >>> >>> Next, on the Linux VM, do a >>> # netstat -plant >>> >>> Zenmap/Nmap will tell you what ports it can see open from its side of >>> the link. The netstat command will tell you which ports are opened by >>> running software. >>> >>> Lastly, on the Linux VM, do a >>> # ip tables -L >>> >>> This will tell you which ports the firewall will allow. >>> >>> Now, you have a few possibilities: >>> >>> 1) The netstat does not show the binding to port 21... this means SSHD >>> did not start. >>> >>> 2) netstat shows SSHD, but the firewall is not allowing it. Open the >>> firewall >>> >>> 3) netstat shows SSHD, the firewall is open, but you still don't see >>> the port open via nmap. >>> >>> 3a) if you see other ports open, I would look at the Windows firewall >>> >>> 3b) If you don't see any ports open, you have two options here. >>> >>> 3b1) Make sure your NIC (from the Windows side) is in promiscuous >>> mode. >>> >>> 3b2) If it is already in promiscuous mode, then this may not work >>> in this configuration. In this case, try adding a private network on a >>> second NIC, and communicate with the VM over that. >>> >>> Let me how it goes. >>> >>> Kevin >>> On Feb 3, 2015 9:58 PM, "Michael Torres" wrote: >>> >>>> Well, no, I didnt issue any commands other than >>>> /path/to/network/script/network start /path/to/network/script/network stop >>>> and the commands to disable firewall/SELINUX >>>> >>>> I know I didnt use any systemctrl commands., but I tried to run the >>>> commands that you just provided and nothing happened. I should probably >>>> say that I know that IPv6 is enalbed and have network connection to the net >>>> work and I can ping yahoo.com etc..... I just cant SSH(putty) to the >>>> server. >>>> >>>> This all leads me to beleive that there is a configuration in my router >>>> that is not allowing me to get a IPv4 address. Does the default gateway >>>> have to be a certain number? I have manually configured that IP on my >>>> router a long time ago, but even then I had Bridged networking working >>>> correctly. >>>> >>>> Mike >>>> >>>> >>>> >>>> On Tue, Feb 3, 2015 at 9:48 PM, Kevin Fries >>>> wrote: >>>> >>>>> Your network is probably not getting started. The enp0p3 is the name >>>>> of an interface started almost definantly by systemd, not the old RHEL >>>>> way. This is likely why the networking-scripts didn't work. >>>>> >>>>> When you were at Starbucks, you likely did a systemctl start on the >>>>> interface. Look in your history for it. If you find it, issue the same >>>>> command again. If your interface comes up correctly, reissue the command >>>>> once again, substituting enable for start. This second command is similar >>>>> to a chkconfig command. >>>>> >>>>> Let me know how that works. >>>>> >>>>> Kevin >>>>> On Feb 3, 2015 9:13 PM, "Michael Torres" >>>>> wrote: >>>>> >>>>>> The result of that command is: >>>>>> >>>>>> 0 loaded units listed >>>>>> >>>>>> >>>>>> So I ran a what it suggested: systemctl list-unit-files >>>>>> majority of everything says "static" but some are "enabled" or >>>>>> "disabled" >>>>>> >>>>>> again, because I cannot copy or capture a screen shot, is there a >>>>>> specific list item that you need to see?" >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> On Tue, Feb 3, 2015 at 8:44 PM, Kevin Fries >>>>>> wrote: >>>>>> >>>>>>> Do a >>>>>>> >>>>>>> # systemctl --failed >>>>>>> >>>>>>> And post the results >>>>>>> >>>>>>> Kevin >>>>>>> On Feb 3, 2015 8:37 PM, "Michael Torres" >>>>>>> wrote: >>>>>>> >>>>>>>> Arrghh....yes its configured. But I am having an issue getting the >>>>>>>> cat /etc/sysconfig/network-script/ifcfg-enp0s3..........because I cant >>>>>>>> connect, I cant ssh in to use outty so I can copy using my mouse. I tried >>>>>>>> taking a screen shot, but VBox for some reason wont display on on the >>>>>>>> "print screen"command. >>>>>>>> >>>>>>>> is there a particular setting you are looking for? again, the file >>>>>>>> is configured and it is reading it. >>>>>>>> >>>>>>>> Mike >>>>>>>> >>>>>>>> On Tue, Feb 3, 2015 at 8:15 PM, Stephen M >>>>>>>> wrote: >>>>>>>> >>>>>>>>> I don't remember if this is a problem in centos 7 as it was in 6. >>>>>>>>> But check to make sure the eth0 is configured. But yes a print out of >>>>>>>>> ifconfig inside vox would be great. >>>>>>>>> On Feb 3, 2015 8:07 PM, "Michael Torres" >>>>>>>>> wrote: >>>>>>>>> >>>>>>>>>> Hello all, >>>>>>>>>> >>>>>>>>>> I have an problem that I cannot seem to figure out..... >>>>>>>>>> >>>>>>>>>> I am trying to use "Bridged" networking in Virtual Box to a >>>>>>>>>> CentOS 7 minimum install distro that I want to use for my development >>>>>>>>>> server. >>>>>>>>>> >>>>>>>>>> I have used Bridged networking in the past and never had any >>>>>>>>>> issues but that was with older versions of CentOS >>>>>>>>>> >>>>>>>>>> The issue.... DHCP will not assign a IPv4 address to the server. >>>>>>>>>> >>>>>>>>>> Here is the weird part... I was at startbucks and actually got >>>>>>>>>> it to work! (Please, hold the "Just use it at starbucks then" comments..I >>>>>>>>>> know....) >>>>>>>>>> >>>>>>>>>> Here is the process I used... >>>>>>>>>> >>>>>>>>>> -Installed a fresh CentOS 7 on VBox >>>>>>>>>> -While on NAT, I performed "yum update" so my server was fresh >>>>>>>>>> with the latest >>>>>>>>>> -Disabled SELinux >>>>>>>>>> -Disabled the Firewall >>>>>>>>>> -Shut down server to reconfigure the adapter to "Bridged" >>>>>>>>>> -used adapter type of "Intel Pro 1000 MT Desktop (82540EM)" >>>>>>>>>> -set it to "Promiscuous Mode" >>>>>>>>>> -restart the server >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Again, at Starbucks it assigned a IP address, so this leads me to >>>>>>>>>> believe that the issue is with a configuration on my router. >>>>>>>>>> >>>>>>>>>> I am not very good at networking, so any help would be >>>>>>>>>> appreciated. >>>>>>>>>> >>>>>>>>>> If you need error messages or other output, let me know (and >>>>>>>>>> possibly the command as I don't know networking that well other than >>>>>>>>>> "ifconfig") >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Mike >>>>>>>>>> >>>>>>>>>> --------------------------------------------------- >>>>>>>>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>>>>>>>>> To subscribe, unsubscribe, or to change your mail settings: >>>>>>>>>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>>>>>>>>> >>>>>>>>> >>>>>>>>> --------------------------------------------------- >>>>>>>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>>>>>>>> To subscribe, unsubscribe, or to change your mail settings: >>>>>>>>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> --------------------------------------------------- >>>>>>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>>>>>>> To subscribe, unsubscribe, or to change your mail settings: >>>>>>>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>>>>>>> >>>>>>> >>>>>>> --------------------------------------------------- >>>>>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>>>>>> To subscribe, unsubscribe, or to change your mail settings: >>>>>>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>>>>>> >>>>>> >>>>>> >>>>>> --------------------------------------------------- >>>>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>>>>> To subscribe, unsubscribe, or to change your mail settings: >>>>>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>>>>> >>>>> >>>>> --------------------------------------------------- >>>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>>>> To subscribe, unsubscribe, or to change your mail settings: >>>>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>>>> >>>> >>>> >>>> --------------------------------------------------- >>>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>>> To subscribe, unsubscribe, or to change your mail settings: >>>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>>> >>> >>> --------------------------------------------------- >>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>> To subscribe, unsubscribe, or to change your mail settings: >>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>> >> >> >> --------------------------------------------------- >> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >> To subscribe, unsubscribe, or to change your mail settings: >> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >> > > --------------------------------------------------- > PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org > To subscribe, unsubscribe, or to change your mail settings: > http://lists.phxlinux.org/mailman/listinfo/plug-discuss >