IPv6 Juniper SRX IPv6 (VDSL or FFTC) Recently ZEN announced an open IPv6 trial in the UK and first impressions are very good (just like the rest of their service :D ) DHCPv6 using prefix delegation (RFC 3633)
CCIE 6to4 Tunnelling (GNS3 Lab) This is a quick lab to look over how 6to4 tunnelling can be implemented using GNS3 1.3 and 3725 (running c3725-adventerprisek9-mz124-15.image). The topology will be as below but