I've struggled with that one too... and came to the assumption (there I go
assuming again) that when they say "port speed" they are talking about [for
example] the physical clock rate between a serial interface and a CSU/DSU.
Can someone please elaborate so I shut-up.
Thanks,
Tim
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
> Circusnuts
> Sent: Thursday, February 08, 2001 7:44 AM
> To: [EMAIL PROTECTED]
> Subject: Spliting Hairs With Frame Relay
>
>
>
> Excess Burst is the maximum # of uncommitted bits that the Frame Relay =
> switch attempts to transfer beyond the CIR. My handy dandy BCRAN book =
> says the typical Excess Burst is limited to the port speed. The CIR is =
> the transfer speed agreed to in bps (DTE clockrate).
>
> I say all this to say- if my Excess Burst is my agreed CIR (port speed), =
> where is the excess... or should I look @ this as point to multipoint =
> (many VC's terminating on one interface). =20
>
> Any takers ???
>
> Thanks
> Phil=20
>
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