NHRP protocol

Checks whether the NHRP protocol information is correct.

Example:

admin@osdx$ protocols ip show nhrp
Iface      Type     Protocol         NBMA             Claimed NBMA     Expires(s)   Flags  Identity
tun1       local    10.1.0.1         172.1.0.1        172.1.0.1        -                   -
tun1       dynamic  10.1.0.3         172.1.0.3        172.1.0.3        6784         UT     172.1.0.3