Re: (PM) LCP echo requests

Brian Elfert (brian@citilink.com)
Sat, 7 Feb 1998 17:05:16 -0600 (CST)

On Fri, 6 Feb 1998, James Sneeringer wrote:

> On Fri, 6 Feb 1998, G. Turner wrote:
> |
> | You're probably seeing PPP keepalives.
>
> Received LCP_ECHO_REQUEST on port S12 of 4 bytes containing:
> 09 dd 00 08 00 00 00 00
> Sending LCP_ECHO_REPLY to port S12 of 8 bytes containing:
> 0a dd 00 08 fd 9a 61 5b

This is exactly what I see.

> One user's router (albeit, a dedicated 24/7 customer) sends these every
> second. Down both B channels. It's quite annoying when you're trying to
> see _real_ debugging output. How about a way to filter them, or at least
> prevent them from showing up in 0x51?

Most of mine are are from ISDN customers, but I also see this occasionally
from modem customers running Windows 95.

Does anyone have any idea how to shut these off. They do really screw up
things when trying to do PPP debugging.

Brian

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