This part is variable in length. The following options can occur:
OPTION PDU Description
Security RD Security of data PDU that caused the RD to be issued
ESH, Security information concerning
ISH the ES or IS that issued this PDU
QoS maint.
RD Quality of Service of data PDU that caused the RD to be issued
Priority
RD Priority of data PDU that caused the RD to be issued
ESH, Priority information concerning
ISH the ES or IS that issued this PDU
Addr.mask
RD Set of NSAPs for which this RD is valid
SNPA mask
RD SNPA information related to the address mask
Suggested
ISH Value that an IS would like the
ES config.
receiving ESs to use as their
timer
local configuration timer