Cabletron Systems Netlink FRX4000 User Manual page 60

Local SAP Address
Local MAC Address
IDBLK
IDNUM
T1
4-8
is a service access point (SAP) address used to identify the FRX4000/6000 to a
NetView host. This parameter is relevant only in a connection to a 3174 or AS/400-
type setup where a specific source SAP address is required. If the session will be run
over a native LLC2 frame relay interface, the parameter will be ignored.
identifies the local FRX4000/6000 to a NetView host. Like the local SAP address, this
parameter is relevant only in a connection to a 3174 or AS/400-type setup where a spe-
cific source MAC address is required. If the session will be run over a native LLC2
frame relay interface, the parameter will be ignored.
is used in conjunction with
(format 0 or 3) to establish a link station connection to the host. A further explanation
is provided under "
IDNUM
is used in conjuction with
0 or 3) to establish a link station connection to the host. If
and , the Node field of the XID will be provided by the attached device. (The
IDNUM
node will send an XID command to the remote node to indicate that the device should
be polled for an XID.)
is the Reply Timer, which is used to detect the failure to receive a required acknowl-
edgment or response from the remote link station. The link station will start the timer
when it transmits one of these:
an Information LPDU (LLC protocol data unit).
a Command LPDU with the P bit set to
is already running, the link station will reset and restart it.)
The link station will reset
A REJ (Reject) LPDU, provided a Command LPDU with P bit set to
outstanding.
A Response LPDU with the F bit set to
An Information or Supervisory LPDU with an N(
received and less than or equal to the line station's V(
LPDU with P bit set to
If additional LPDUs are set from the remote link station after the local station has reset
, the timer will be restarted if acknowledgments of or responses to those LPDUs are
T1
outstanding. If no acknowledgments/responses are outstanding, the link station will
start the inactivity timer (
If expires and acknowledgments/responses are still outstanding, the link station
T1
will send one of the following, then restart
A Supervisory LPDU with the P bit set to B'1' (to solicit remote link station
status).
Any Unnumbered LPDUs that were not responded to the first time they were
sent.
in generating the Node field in an XID frame
IDNUM
."
in generating the Node field in an XID frame (format
IDBLK
' .' (If this LPDU is sent while the timer
B 1
when it receives one of these:
T1
B
' ' is not outstanding.
B 1
).
Ti
:
T1
is specified for both
0
' .'
1
) greater than the last N(
R
), provided a Command
S
FRX4000/FRX6000 4.0 User Guide, Rev 01
IDBLK
' ' is not
B 1
)
R