G4 MDD networked with Mini for approx. 3 years now via a LinkSys BEFSR41 wired router. Ethernet cables are CAT6's with gold-plated ends. Did an erase/install (+ updates) of Panther on G4. ISP is Comcast Cable. Just upgraded my Motorola modem from Surfboard 5100 to SB 5101 yesterday. My network...