I can pull up the website for my Cisco 7821 to get the phone number, but I can't find the Line Label anywhere.  From my understanding, the label is in the operating configuration, which the phone downloads during the registration process via SCCP/SIP...

We set up a new point to point GRE tunnel between R1 and R2 running OSPFv3 and IPv6.  This was a second tunnel on R1 that mirrored the other GRE tunnel.   Now, although we were able to ping each other's source interfaces, ping FF02::5 and had PIM nei...