[ns] access nodeid_ and link label in classifier.cc

[Aayush Aggarwal]

hi all

i need to access following in recv function in classifier.cc
1) nodeid
2)link label which i am setting using following syntax
$ns duplex-link $n0 $n1 5Mb 10ms DropTail label "inf1"

plz give me the solution

-- 
Aayush Aggarwal