D-Link DSR-150N DSR-150 User Manual - Page 23

Unified Services Router User Manual  Prefix Addres s : IPv6 prefix addres s in the DHCPv6 s erver prefix pool  Prefix Len g t h : Len g t h p refix ad d res s 2.1.4 Configuring IPv 6 Router Adv ertisements Ro u t er A d v ertis emen ts are an alo go us t o IPv 4 DHCP as s ig nmen ts fo r LA N clien t s , in t h at t h e ro u t er will as s ig n an IP ad d res s an d s u p p o rt in g n et wo rk in fo rmat io n t o devices that are configured to accept s uch details. Router A dvertisement is required in an IPv 6 n et wo rk is req u ired fo r s t at eless au to con fig u rat io n o f t h e IPv 6 LA N. By co n fig u rin g t he Ro u ter A d vertisemen t Daemo n o n t h is ro u ter, t h e DSR will lis t en o n t h e LA N fo r ro u t er s o licit at io n s an d res p o n d t o t h es e LA N h o s t s wit h ro u t er ad v is emen t s . RADVD Advanced > IPv6 > IPv6 LAN > Router Advertisement To s u p p ort s tateless IPv 6 au t o co nfig uratio n o n t h e LA N, s et t h e RA DVD s t at u s t o En ab le. Th e fo llo win g s et t in g s are u s ed t o co n fig u re RA DVD:  A d v ert ise M o de: Select Un solicit ed M u lt icast t o send ro ut er ad v ert is emen t s (RA 's ) t o all in t erfaces in t h e mu lt icas t g ro u p . To res t rict RA 's t o wellkn o wn IPv 6 ad d res s es o n t h e LA N, an d t h ereb y red u ce o v erall n et wo rk traffic, s elect Unicas t only.  A d v ert ise In t erv al: W h en ad vert isemen ts are u n s o licit ed mu lt icas t p acket s , t h is in t erv al s et s t h e maximu m t ime b et ween ad v ert is emen t s fro m t h e in t erface. Th e act u al d u rat io n b et ween ad v ert is emen t s is a ran d o m v alu e between one third of this field and this field. The default is 30 s econds .  RA Flag s : Th e ro u t er ad vertis emen ts (RA 's ) can b e s en t wit h o n e o r b o t h o f t h es e flag s. Ch o se M an ag ed t o u s e t h e ad min is t ered / s t a t efu l p ro t o co l fo r addres s auto configuration. If the Other flag is s elected the hos t us es ad min is t ered / s t at efu l p ro t o co l fo r n o n -ad d res s au t o co n fig u rat io n .  Ro u t er Preferen ce : t h is lo w/ med iu m/ h ig h p aramet er d et ermin es t h e p referen ce asso ciat ed wit h t h e RA DVD p ro ces s o f t h e ro u t er. Th is is u s efu l if t h ere are o t h er RA DVD en ab led d ev ices o n t h e LA N as it h elp s av o id conflicts for IPv6 clients .  M TU: Th e ro u t er ad v ert is emen t will s et t h is maximu m t ran s mis s io n u n it (M TU) v alu e fo r all n o d es in t h e LA N t h at are au t o co n fig ured b y t he ro uter. The default is 1500.  Ro u t er Lifet ime : Th is v alu e is p res en t in RA 's an d in d icat es t h e u s efu ln es s of this router as a default router for the interface. The default is 3600 21