This issues is now closed. Hesham
> [EMAIL PROTECTED] - Tue Jul 20 15:42:13 2004]: > > Looks fine to me. > > jak > > ----- Original Message ----- > From: <[EMAIL PROTECTED]> > Cc: <[EMAIL PROTECTED]> > Sent: Tuesday, July 20, 2004 12:54 AM > Subject: [psg.com #256] Eliminate random delay in RS transmission > > > > Issue: > ------- > This issue was raised in order to speed movement detection > for mobile nodes. The random delay added before sending > router solicitation slows down movement detection significantly. > In Seoul, we agreed to allow the removal of this delay after > handovers. > > Suggestion: > ----------- > > The current version of 2461bis contains the following text > in 6.3.7 > > Before a host sends an initial solicitation, it SHOULD delay the > transmission for a random amount of time between 0 and > MAX_RTR_SOLICITATION_DELAY. This serves to alleviate congestion when > many hosts start up on a link at the same time, such as might happen > after recovery from a power failure. If a host has already performed > a random delay since the interface became (re)enabled (e.g., as part > of Duplicate Address Detection [ADDRCONF]) there is no need to delay > again before sending the first Router Solicitation message. In some > cases, the random delay MAY be omitted if necessary. For instance, a > mobile node, using [MIPv6], moving to a new link would need to > discover such movement as soon as possible to minimize the amount of > packet losses resulting from the change in its topological movement. > Router Solicitations provide a useful tool for movement detection in > Mobile IPv6 as they allow mobile nodes to determine movement to new > links. Hence, if a mobile node received link layer information > indicating that movement might have taken place, it MAY send a Router > Solicitation immediately, without random delays. The strength of such > indications should be assessed by the mobile nodeÃs implementation > and is outside the scope of this specification. > > > (I'll remove the non ASCII character in the next rev). > > Hesham > > > -------------------------------------------------------------------- > IETF IPv6 working group mailing list > [EMAIL PROTECTED] > Administrative Requests: https://www1.ietf.org/mailman/listinfo/ipv6 > -------------------------------------------------------------------- > > > > > > -------------------------------------------------------------------- IETF IPv6 working group mailing list [EMAIL PROTECTED] Administrative Requests: https://www1.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------