Re: [WIRELESS-LAN] IPv6 drains battery of mobile devices?

2017-10-09 Thread Curtis, Bruce
> On Oct 9, 2017, at 1:26 AM, Frans Panken wrote: > > Thanks Bruce for the nice overview and +1 for the last remark. > > A search for battery drain and IPv6 gives you tons of hits. I tested the RA > myth one year ago by two SSIDs with different RAs (1 SSID with 500 RA/h and > the other 30/h).

Re: [WIRELESS-LAN] IPv6 drains battery of mobile devices?

2017-10-08 Thread Frans Panken
Thanks Bruce for the nice overview and +1 for the last remark. A search for battery drain and IPv6 gives you tons of hits. I tested the RA myth one year ago by two SSIDs with different RAs (1 SSID with 500 RA/h and the other 30/h). Outcome: hardly any effect. (inspite of the RFC on this topic w

Re: [WIRELESS-LAN] IPv6 drains battery of mobile devices?

2017-10-06 Thread Curtis, Bruce
This is an issue with the configuration on that particular WiFi network and not an architectural issue with IPv6. http://www.ibtimes.co.uk/why-your-smartphone-battery-being-drained-google-cisco-blame-ipv6-network-misconfiguration-1544393 IPv4 with NAT does have some architectural issues. http

RE: [WIRELESS-LAN] IPv6 drains battery of mobile devices?

2017-10-06 Thread Hector J Rios
For those of you running Cisco controllers, there is a feature called “RA Throttling” that can help with this. Hector Rios Louisiana State University From: The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto:WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU] On Behalf Of Mike King Sent: Friday, O

Re: [WIRELESS-LAN] IPv6 drains battery of mobile devices?

2017-10-06 Thread Daniel Eklund
I did not see the newer RFC referenced in the comments. Check it out if you haven't. https://www.rfc-editor.org/rfc/rfc7772.txt On Fri, Oct 6, 2017 at 9:12 AM, Daniel Eklund wrote: > According to the RFC 4861: > > MaxRtrAdvInterval > The maximum time allowed between sendi

Re: [WIRELESS-LAN] IPv6 drains battery of mobile devices?

2017-10-06 Thread Daniel Eklund
According to the RFC 4861: MaxRtrAdvInterval The maximum time allowed between sending unsolicited multicast Router Advertisements from the interface, in seconds. MUST be no less than 4 seconds and no greater than

Re: [WIRELESS-LAN] IPv6 drains battery of mobile devices?

2017-10-06 Thread Christina Klam
For years, Windows and Apple devices automatically prefer IPv6. Moreover, we have found issues with BonJour and other functionality, when we disable IPv6. Instead we suppress ipv6 nd ra. This will, at the minimum, limit the auto-networking functionality of ipv6. --Christina Klam Network E