Extreme Networks ExtremeWare 7.7, Справочник по командам

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configure ppp echo ports
ExtremeWare 7.7 Command Reference Guide 2307
configure ppp echo ports
configure ppp echo [<seconds> <consecutive_misses> | off] ports <portlist>
Description
Configures the link maintenance protocol on the specified ports.
Syntax Description
Default
The link maintenance protocol is
off
by default.
Usage Guidelines
When link maintenance is enabled and the port is receiving no packets, echo-request packets are
transmitted over the link on a periodic basis. The
seconds
parameter in an integer in the range [1–300]
that specifies the amount of time between transmissions of echo-request packets. The
consecutive_misses
parameter is an integer in the range [1–100] that controls the amount of time that
PPP waits for a reply. If an echo-reply is not received within an interval of duration
(
consecutive_misses
*
seconds
) seconds, the link is brought down. The link maintenance protocol
may be disabled using the
off
keyword.
Example
The following example enables link maintenance on port 1 of a PoS module in slot 8 and sets
seconds
to 3 and
consecutive misses
to 10:
config ppp echo 3 10 ports 8:1
History
This command was first available in an ExtremeWare IP Technology Services Release based on
v6.1.5b20.
Platform Availability
This command is available on the BlackDiamond switch only.
seconds Specifies the amount of time in seconds between transmissions of
echo-request packets.
consecutive_
misses
Controls the amount of time that PPP waits for a reply.
off Disables the link maintenance protocol.
portlist Specifies the port number(s).