Hello,
Thanks for your reply.
CrC error has gone after I asked my end user to set a lower
scr. My end user is using Juniper. Do you think that it is related to
the compability or the diff. traffic sharping?
Thanks.
Regards,
Carmen Chow
Email Address: carmenc@hkt.net
On Fri, 16 Feb 2001 prelude@mindspring.com wrote:
> Date: Fri, 16 Feb 2001 23:51:18 -0500
> From: prelude@mindspring.com
> To: Carmen Chow <carmenc@hkt.net>
> Subject: Re: [nsp] OverSizedSDU and CrCErrors
>
> If you are getting CRC errors of any kind I would look at your provider first, have them do some non-intrusive tests...You are only getting CRC on one pvc? Yeah, i'd definately look the provider, also look at scrambling if applicable, but I can't imagine that would affect just one pvc.
>
> Is this a new problem or happened ever since delivery of the PVC?
>
>
> Carmen Chow <carmenc@hkt.net> wrote:
> > Hello,
>
> I got on PA-A3 on VIP2-50 (128M DRAM). There are 3 pvc to diff.
> destination.
>
> The first two pvc seems normal and fine but the third one got oversizedSDU
> and Crc Errors as below:-
>
> ATM10/0/0.3: VCD: 103, VPI: 2, VCI: 36, etype:0x800, AAL5 - MUX, Flags:
> 0x40033
> PeakRate: 120000, Average Rate: 80000, Burst Cells: 300, VCmode: 0x0
> OAM frequency: 10 second(s), InARP DISABLED
> InPkts: 252648441, OutPkts: 564716, InBytes: 2862013575, OutBytes:
> 185027861
> InPRoc: 156262, OutPRoc: 0, Broadcasts: 31837
> InFast: 195, OutFast: 5, InAS: 252491984, OutAS: 532874
> InPktDrops: 5, OutPktDrops: 0
> CrcErrors: 410563, SarTimeOuts: 0, OverSizedSDUs: 15665
> OAM F5 cells sent: 3153, OAM cells received: 3138
> Status: ACTIVE
>
> I've double checked the ATM PVC details with the end user but still got
> increment on CRC and Oversizedsdus intermittently. I've recorded 1000s on
> the counter increment. PVC utilization is around 50% full.
>
> Did anybody have the same experience before? Pls give me some hints.
> Thanks.
>
> Regards,
> Carmen Chow
> Email Address: carmenc@hkt.net
>
>
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