Attributes for MRO and LU61 sessions

1! DISCREQ(NO)
1?
1 DISCREQ(YES)
2! IOAREALEN(0,0)
2?
2 IOAREALEN(value1,value2)
3? NETNAMEQ(netnameq)
4.0+ 
4.0 RECEIVECOUNT(number)
4.0 SENDCOUNT(number)
4.1! RECEIVEPFX(<)
4.1?
4.1 RECEIVEPFX(prefix)
4.2! SENDPFX(>)
4.2?
4.2 SENDPFX(prefix)
4 SESSNAME(sessname)
4.1 RECEIVECOUNT(1)
4.1 SENDCOUNT(1)