Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-26 Thread Gene Czarcinski
On 11/25/2012 05:08 PM, Laine Stump wrote: On 11/25/2012 08:25 AM, Gene Czarcinski wrote: On 11/24/2012 04:19 PM, Laine Stump wrote: On 11/23/2012 02:18 PM, Gene Czarcinski wrote: On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-26 Thread Gene Czarcinski
On 11/26/2012 10:40 AM, Gene Czarcinski wrote: OK, enable= and log= will go in the dns element. For, enableRA, it will go in any ip family='ipv6. If enableRA='yes' and if dhcp is specified for that element, the stateful RA will be configured. If enableRA='yes' (the default) and no dhcp is

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-26 Thread Laine Stump
On 11/26/2012 10:56 AM, Gene Czarcinski wrote: One other thing ... When a network specification is saved back to an xml file, should the default values of these new parameters be saved. I believe the answer is no. For example, ip family='ipv4' is the default but is not saved as such.

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-26 Thread Gene Czarcinski
On 11/26/2012 10:40 AM, Gene Czarcinski wrote: I understand that you can define multiple IPv4 and multiple IPv6 gateway addresses on a network interface but only one IPv4 DHCP and one IPv6 DHCP. I can see the need for both IPv4 and IPv6 protocols on a single network fabric but I am not sure

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-26 Thread Gene Czarcinski
On 11/25/2012 05:08 PM, Laine Stump wrote: (btw, you must be running with net.bridge.bridge-nf-call-iptables=1, otherwise communications between guests (ipv4 and ipv6) would work just fine with no extra rules) Do you know what sets this? On a system with no virtualization installed,

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-26 Thread Gene Czarcinski
On 11/26/2012 11:19 AM, Gene Czarcinski wrote: On 11/26/2012 10:40 AM, Gene Czarcinski wrote: I understand that you can define multiple IPv4 and multiple IPv6 gateway addresses on a network interface but only one IPv4 DHCP and one IPv6 DHCP. I can see the need for both IPv4 and IPv6 protocols

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-26 Thread Gene Czarcinski
On 11/25/2012 05:08 PM, Laine Stump wrote: Speaking of logging, if you do not like the lease renewal messages, then you will have a bigger problem with the RTR-ADVERT messages that dnsmasq issues every 3//4/5 seconds for every started interface. Yes, that's definitely a no-go. I'm pretty sure

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-25 Thread Gene Czarcinski
On 11/24/2012 04:19 PM, Laine Stump wrote: On 11/23/2012 02:18 PM, Gene Czarcinski wrote: On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-25 Thread Laine Stump
On 11/25/2012 08:25 AM, Gene Czarcinski wrote: On 11/24/2012 04:19 PM, Laine Stump wrote: On 11/23/2012 02:18 PM, Gene Czarcinski wrote: On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-24 Thread Laine Stump
On 11/23/2012 02:18 PM, Gene Czarcinski wrote: On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be started for an interface. Let me expand that

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-23 Thread Gene Czarcinski
On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be started for an interface. Let me expand that by saying that libvirt would not start dnsmasq for

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-21 Thread Gene Czarcinski
On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be started for an interface. Let me expand that by saying that libvirt would not start dnsmasq for

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-21 Thread Daniel P. Berrange
On Wed, Nov 21, 2012 at 07:18:20AM -0500, Gene Czarcinski wrote: On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be started for an interface.

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-21 Thread Gene Czarcinski
On 11/21/2012 07:31 AM, Daniel P. Berrange wrote: On Wed, Nov 21, 2012 at 07:18:20AM -0500, Gene Czarcinski wrote: On 11/20/2012 05:29 PM, Laine Stump wrote: On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being able to specify that

[libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-20 Thread Gene Czarcinski
Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be started for an interface. Let me expand that by saying that libvirt would not start dnsmasq for either dns or dhcp and also would not start radvd. However, the IPv4 and IPv6 gateway

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-20 Thread Serge Hallyn
Quoting Gene Czarcinski (g...@czarc.net): Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be started for an interface. Let me expand that by saying that libvirt would not start dnsmasq for either dns or dhcp and also would not start

Re: [libvirt] Proposal: no dnsmasq (no dhcp and no dns) and no radvd option

2012-11-20 Thread Laine Stump
On 11/20/2012 02:36 PM, Gene Czarcinski wrote: Laine mentioned something yesterday that got me to thinking: being able to specify that dnsmasq is not to be started for an interface. Let me expand that by saying that libvirt would not start dnsmasq for either dns or dhcp and also would not