I replaced an MX64 with an MX85 in 3 sites (A, B, &C).  Our main site (A) was the first to replace.  The replacement took no time at all.  Just had to load in the Uplink details and all other settings remained.  I did the other two sites (B&C) in the same night.  Same thing it seemed.  Loaded Uplink details and all other settings remained.  The VLANs in site B, however, are not connecting with A any longer.  I cannot seem to figure it out.  Minus unique addresses, B&C are identical.  No problems with site C and the VLANs. ... View more