3Com 3031 Command Reference Manual page 296

3com 3031: reference guide
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296
C
4: L
L
P
HAPTER
INK
AYER
ROTOCOL
The LMI protocol is used to maintain the current frame relay link, including the
status enquiry packet and status packet. The displayed information helps you to
diagnose the faults.
For the related command, see fr interface-type.
Example
Display the statistics of LMI protocol frame.
<3Com> display fr lmi-info
Frame relay LMI statistics for interface Serial1/0/0(DTE)
T391DTE = 10 (keepalive 10)
N391DTE = 6, N392DTE = 3, N393DTE = 4
out status enquiry = 96, in status = 85
status timeout = 3, discarded messages = 3
Frame relay LMI statistics for interface Serial2/0/0 (DCE, ANSI)
T391DTE = 0 (no keepalive)
T392DCE = 15, N392DCE = 3, N393DCE = 4
in status enquiry = 0, out status = 0
status enquiry timeout = 0, discarded messages = 0
The above shows various information about the FR LMI protocol.
For example, the Frame Relay interface type of Serial1/0/0 is DTE. LMI protocol
type is Cisco-compatible protocol. T391 parameter on DTE side is 10. N391
parameter on DTE side is 6. N392 parameter on DTE side is 3. N393 parameter on
DTE side is 4. The number Status Enquiry packets sent through Serial1/0/0 is 96.
Received Status Enquiry packets are 85. Timeout packets are 3. Discarded packets
are 3.
display fr map-info
Syntax
display fr map-info [ interface interface-type interface-num ]
View
Any view
Parameter
interface-type interface-num: Used to specify the interface to be viewed. The
specified interface can be a main interface or a sub-interface. The whole
information will be displayed for the command without specifying an interface.
Description
Using the display fr map-info command, you can view the FR address mapping
table.
The displayed information via the command indicates whether the static mapping
configured by a user is correct and whether the dynamic address mapping
operates normally.
For the related commands, see fr map ip and fr inarp.

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