Re: ping-pong phenomenon with p2p links & /127 prefixes

[Ole Troan <ot@cisco.com>]

>>> please ping my router, it's interface address is: fe80::20e:cff:fe5c:b001/64
>>> 
>>> my monitoring system can't ping this to ensure liveness of the
>>> interface either :(
>> 
>> but they can ping whatever global /128 you put on that interface, so why doesn't that solve the problems?
> 
> Because you are then using one set of addresses for protool peerings
> and another one for global ping - thus making life more complicated
> for the operator.

is that any more "complicated" (I don't quite understand that argument) than using IS-IS?

cheers,
Ole