Domain names for ISP infrastructure links

> But instead of h0/0, use h0-0; s2-6; etc...

Is this actually usefull, the NOC person will be guided to the right
box/slot/port and can use other tools to figure out the media type,
wich is in my opionion not very usefull to knew.

Redundancy (akak check digits) are real useful. I'd add the port type
to the name. (Andrew Partan)