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Re: [Xen-users] help with xen networking on debian

from [Sadique] [Permanent Link][Original]
To: pinunki <pinunki@xxxxxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-users] help with xen networking on debian
From: Sadique <sadique@xxxxxxxxxxxxxxxxxxx>
Date: Fri, 21 Apr 2006 00:27:07 +0530
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Can you please try this in your main server moya?
route add default gw 192.168.0.1 dev xenbr0
route del default gw 192.168.0.1 dev eth0

pinunki wrote:

>hi everyone,
>
>i've managed to install xen on sid and sarge, using this useful howto:
>http://www.debian-administration.org/articles/320
>
>i've got my virtual machine to startup, but networking doesnt really work!
>
>my setup is as follows:
>i have a router/gateway 192.168.1.1
>my base host (moya) is 192.168.1.4
>my virtual server (test18) is 192.168.1.18
>
>from the virtual server, i can ping the base host and from the base
>host i can ping the server. however, when i try and ping the gateway,
>or anywhere else from the vitual server i get:
>"From 192.168.1.18 icmp_seq=1 Destination Host Unreachable"
>
>i also tried installing on sid and got exactly the same problem. i'm
>not trying to do any fancy networking, just to get it working "out of
>the box" :)
>
>here is some info from moya (base host):
>
>/etc/network/interfaces
>--------------------------------
>hamish@moya:~$ cat /etc/network/interfaces
># This file describes the network in
>terfaces available on your system
># and how to activate them. For more information, see interfaces(5).
>
># The loopback network interface
>auto lo
>iface lo inet loopback
>
># The primary network interface
>auto eth0
>iface eth0 inet static
>        address 192.168.1.4
>        netmask 255.255.255.0
>        network 192.168.1.0
>        broadcast 192.168.1.255
>        gateway 192.168.1.1
>        # dns-* options are implemented by the resolvconf package, if installed
>        dns-nameservers 210.55.12.1
>
>
>route
>-------
>moya:/home/hamish# route
>Kernel IP routing table
>Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
>localnet        *               255.255.255.0   U     0      0        0 eth0
>default         192.168.1.1     0.0.0.0         UG    0      0        0 eth0
>
>
>ifconfig
>----------
>
>moya:/home/hamish# ifconfig
>eth0      Link encap:Ethernet  HWaddr 00:13:72:FC:C0:66
>          inet addr:192.168.1.4  Bcast:192.168.1.255  Mask:255.255.255.0
>          inet6 addr: fe80::213:72ff:fefc:c066/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:2783 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:738 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:196151 (191.5 KiB)  TX bytes:70241 (68.5 KiB)
>
>lo        Link encap:Local Loopback
>          inet addr:127.0.0.1  Mask:255.0.0.0
>          inet6 addr: ::1/128 Scope:Host
>          UP LOOPBACK RUNNING  MTU:16436  Metric:1
>          RX packets:8 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:560 (560.0 b)  TX bytes:560 (560.0 b)
>
>peth0     Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
>          inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
>          UP BROADCAST RUNNING NOARP MULTICAST  MTU:1500  Metric:1
>          RX packets:2732 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:755 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:204077 (199.2 KiB)  TX bytes:76453 (74.6 KiB)
>          Interrupt:16
>
>vif0.0    Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
>          inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:738 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:2788 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:70241 (68.5 KiB)  TX bytes:196537 (191.9 KiB)
>
>vif4.0    Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
>          inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:35 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:174 errors:0 dropped:140 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:1638 (1.5 KiB)  TX bytes:10466 (10.2 KiB)
>
>xenbr0    Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
>          inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:2246 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:5 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:107032 (104.5 KiB)  TX bytes:378 (378.0 b)
>
>
>/etc/xen-tools/xen-tools.conf
>-----------------------------------------
>moya:/home/hamish# cat /etc/xen-tools/xen-tools.conf
>#
># /etc/xen-tools/xen-tools.conf
>#
>#  Global configuration file for the scripts included with Xen-tools.
>#
>#  Values may be set here so they don't need to be used upon the
># command line.
>#
>#  e.g.  --hostname=bob  becomes 'hostname = bob'.
>#        --fs=ext3       becomes 'fs = ext3'.
>#
>#
>#
>
>
>##
>#  Output directory.  Images are stored beneath this directory, one
># subdirectory per hostname.
>##
>dir = /home/xen
>
>##
># If you don't wish to use loopback images, stored beneath the directory
># specified above with 'dir' then you may give an LVM volume name
># instead:
>#
>##
># volume = xen-volume
>
>##
>#  Disk and Sizing options.
>##
>size   = 2Gb      # Disk image size.
>memory = 128Mb    # Memory size
>swap   = 128Mb    # Swap size
>fs     = ext3     # use EXT3 filesystems
>dist   = sarge    # Default distribution to install.
>
>
>
>##
># Networking setup values.
>##
>
>#
># Uncomment these if you wish to use a static address via the --ip flag.
>#
>gateway   = 192.168.1.1
>netmask   = 255.255.255.0
>#
># Uncomment this if you wish the images to use DHCP
>#
># dhcp = 1
>
>
>##
># Misc options
>##
>
>#
># Uncomment the following line if you wish to disable the caching
># of downloaded .deb files.
>#
># cache = no
>#
>
>#
># Uncomment the following line if you wish to interactively setup
># a new root password for images.
>#
># passwd = 1
>
>#
># Default kernel for the virtual servers
>#
>kernel = /boot/xen-linux-2.6.12.6-xen
>
>
>#
># Default mirror for debootstrap
>#
>mirror = http://ftp.us.debian.org/debian/
>
>#
>#  Uncomment if you wish newly created images to boot automatically.
>#
>
># boot = 1
>
>
>command to create xen virtual server
>-----------------------------------------------------
>
>xen-create-image --ip=192.168.1.18 --hostname=test18
>
>
>here is some info from the virtual server:
>
>/etc/network/interfaces
>--------------------------------
>test18:~# cat /etc/network/interfaces
># This file describes the network interfaces available on your system
># and how to activate them. For more information, see interfaces(5).
>
># The loopback network interface
>auto lo
>iface lo inet loopback
>
># The primary network interface
>auto eth0
>iface eth0 inet static
> address 192.168.1.18
> gateway 192.168.1.1
> netmask 255.255.255.0
>
>
>route
>-------
>test18:~# route
>Kernel IP routing table
>Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
>192.168.1.0     *               255.255.255.0   U     0      0        0 eth0
>default         192.168.1.1     0.0.0.0         UG    0      0        0 eth0
>
>
>ifconfig
>----------
>test18:~# ifconfig
>eth0      Link encap:Ethernet  HWaddr 00:16:3E:7F:CB:D4
>          inet addr:192.168.1.18  Bcast:192.168.1.255  Mask:255.255.255.0
>          inet6 addr: fe80::216:3eff:fe7f:cbd4/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:322 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:41 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:19958 (19.4 KiB)  TX bytes:1890 (1.8 KiB)
>
>lo        Link encap:Local Loopback
>          inet addr:127.0.0.1  Mask:255.0.0.0
>          inet6 addr: ::1/128 Scope:Host
>          UP LOOPBACK RUNNING  MTU:16436  Metric:1
>          RX packets:14 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:14 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:0
>          RX bytes:1284 (1.2 KiB)  TX bytes:1284 (1.2 KiB)
>
>
>any help on this would be much appreciated! :)
>
>thanks,
>hamish
>
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>
>
>  
>


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