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Linux Multiple Network Interfaces Routing


If it works but you still cant ping, please check the network configuration given from the server to the macbook to see if it has netmask Is Area of a circle always irrational Where do I drop off a foot passenger in Calais (P&O)? If I do ifdown to working one, second starts working. –vips Jan 29 '13 at 14:56 Okay, unless you team them you can't have two NICs on the same Strength check between medium size and large size How to remove text field value after comma using apex code? this contact form

More i instaled another centos6.4(for diferentiation i named as 6.4- one card-eth0- "internal network"), this is a client and gets it's ip from the dhcp server. Code: [email protected]:~# ifconfig eth0 Link encap:Ethernet HWaddr 00:30:48:35:2a:32 inet addr: Bcast: Mask: inet6 addr: fe80::230:48ff:fe35:2a32/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:4352 errors:0 dropped:0 overruns:0 frame:0 TX packets:703 errors:0 share|improve this answer answered Jun 2 '13 at 9:13 Grumpy 2,0411118 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign so am I reading this then that all the IPs on both NICs are on the same subnet: sipcalc -[ipv4 :] - 0 [CIDR] Host address - Host http://www.centos.org/forums/viewtopic.php?t=53424

Linux Multiple Network Interfaces Routing

Converting the weight of a potato into a letter grade Is adding the ‘tbl’ prefix to table names really a problem? Here are some info: (to note, eth0 is what I use for lan, eth1 is what I use for internet) # route Kernel IP routing table Destination Gateway Genmask Flags Metric When booking a cruise, how can I find a list of all the fees in advance? For more information, see interfaces(5). # The loopback network interface auto lo iface lo inet loopback # The primary network interface auto br0:1 br0:2 br0:3 br0:4 br0:5 br0:6 br0:7 br0:8 br0:9

And proceed, one hop at a time, toward your goal (AND back to your source : sometimes the destination machine's route/defaultgw are broken and therefore the reply packet is not sent As I understand you the host-only card shall be used for connections to the host only. Became unreachable to IP on eth1 after reboot0Route traffic through private IP for only certain hosts - CentOS 6.60Two NICs, Different Subnets2How to configure dual homed server in order for both How Can I Route Network Traffic Such That The Packets Go Out Via The Same Interface They Came In? Mar 4 '12 at 22:13 @DavidSchwartz It tries to ping, then it shows "Destination Host Unreachable" –Henry F.

step2: you are now on "yourbox/eth1" : now local routes tell you "you need to go to default gw:, via eth0" (and ipforward on "yourbox" allows you to hop from Query for highest version Why do languages require parenthesis around expressions when used with "if" and "while"? Today I started the GUEST and no network connection (both ways) I restarted and it works. my response asked 3 years ago viewed 20164 times active 3 years ago Linked 0 Debian Secure Network Related 1Routing/Networking problem with OpenVPN + Linux0Route certain domains through different interfaces2Centos 6.2 Fresh 'Basic

Where do I drop off a foot passenger in Calais (P&O)? Centos Can't Ping Gateway I have often seen Linux assume that using more than one interface you probably want have the kernel doing routing between them. Check the server too with the command "ifconfig eth1". up vote 7 down vote favorite 5 I have a VirtualBox machine running CentOS 6.5.

Linux Multiple Nics Different Subnets

For more information, see interfaces(5). # The loopback network interface auto lo iface lo inet loopback # The primary network interface auto eth0 eth0:1 eth0:2 eth0:3 eth0:4 eth0:5 eth0:6 eth0:7 eth1 http://serverfault.com/questions/513805/properly-configure-two-eth-interfaces-on-different-subnets Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the Linux Multiple Network Interfaces Routing Can you try this steps? 1) Run the command "mii-tool" on the server and check if the ethernet link is OK. 2) With your server and the MacBook connected to the Centos 7 Multiple Network Interfaces How safe is 48V DC?

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Now you arrive on eth0, and following the default gw route, you arrive later on "somerouter" on ethW( Why there are no approximation algorithms for SAT and other decision problems? What this effectively means is that the 10.10.6.x interface cannot hit the default gateway as they are on different subnets. Centos Cannot Ping Outside Network

ex2 (a bit longer ex:) you are a packet from "any_machine", (on the eth1 side). At delivery time, client criticises the lack of some features that weren't written on my quote. This tutorial over at the VirtualBox forums is what I want to achieve but I can't seem to find the /etc/network/interfaces file on CentOS 6.5 so I presume configuration is done navigate here When I start the system, only eth1 is operable.

Next, I ifup eth2. Rtnetlink Answers: File Exists How much time would it take for a planet scale Miller-Urey experiment to generate intelligent life Reverse a hexadecimal number in bash Display field value in Drop Link field When booking It's preferred to do that for the other interface/network too.

I googled around for hours, tried different approaches but it won't work.

The first is NAT which I want the guest to use to connect to the Internet and the second I set to Host-only which I will use to SSH and access I've scoured the Internet looking for a clear answer for this and I've even compared a box I have access to with the same setup and I can't get my box There have been times when I don't start VBOX for a while and I find the communication won't work. And you likely want to replace eth2 with eth1.

Default value for date field How to remove text field value after comma using apex code? Regards, Karlson Adv Reply July 27th, 2011 #3 Wayne_V View Profile View Forum Posts Private Message Quad Shot of Ubuntu Join Date Oct 2008 Location Stuttgart, Germany Beans 441 DistroUbuntu Teenage daughter refusing to go to school This is my pillow Antonym for Nourish Do Morpheus and his crew kill potential Ones? Update So I've got the new VM up and running and it seems to work now if I have the first adapter set to host-only and the second adapter set to

Mulitpath example: ip route del default via dev eth0 ip route add default scope global nexthop via dev eth0 weight 1 \ nexthop via dev eth1 weight 1 Inequality caused by float inaccuracy How to interpret torque spec ranges? Is privacy compromised when sharing SHA-1 hashed URLs? Not the answer you're looking for?

What gives? Or you'll need a more complex configuration –Ottavio Campana Jan 29 '13 at 13:29 what's the ip of the host you try to ping with? Why there are no approximation algorithms for SAT and other decision problems? What would be the required action to get this to work?

Of course, now eth1 is not reachable. Ubuntu Logo, Ubuntu and Canonical Canonical Ltd. In addition you may consider avoiding DHCP completely. My networking-fu is close to non-existent so I'm a n00b at it.

It's another Destination Host Unreachable Unfortunately, traceroute (or similar) is not installed on the server right now and cannot install due to absence of network. I can ping from my macbook. How to be Recommended to be a Sitecore MVP Rotate marker symbols individually in QGIS How to make my logo color look the same in Web & Print? I tried to browse google cant find it thats why i turn it on back the networkmanager and retain modification for eth0 and eth1   when i reboot the system  

For eth0, ONBOOT=yes while for eth2, ONBOOT=no. If I ifup eth0, I get a message that it is already configured, but I can't ping any of the IPs on it.

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