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Latest post 01-22-2010 12:47 PM by tommoser. 3 replies.
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  • 05-21-2009 5:46 PM

    Task 10.55 MLPPP LFI over FR

    MQC policy map is applied to Virtual Template1 and the bandwidth is manually set up to 512kbps on the same interface. Will this cause bandwidth percents in policy map to calculate wrong bandwidth per class? How is policy map supposed to know there is only 256kbps available at the physical interface? Isn't policy map looking at the interface it is applied to and not to a physical interface when calculating percents?! Maybe we should actually set up bandwidth to 10kbps and 190 kbps instead of 5% and 95% of remaining bandwidth.  Thoughts?

     

    • Post Points: 20
  • 11-16-2009 7:27 PM In reply to

    Re: Task 10.55 MLPPP LFI over FR

    Hi all,

     

    I've been wondering about the same thing... Does anyone have an answer to this?

     

    I've also run into issues when leaving the ip address on the virtual-template. I can't seem to ping between the the devices unless I move the ip addresses to the multilink interfaces (as seen in the IOS 12.4T config guide). Any ideas?

     

    Thanks!

    Eric

    • Post Points: 20
  • 12-10-2009 9:11 PM In reply to

    Re: Task 10.55 MLPPP LFI over FR

    On R5, any one knows why

    frame-relay mincir 25600

    was configured in the Solution?

    • Post Points: 20
  • 01-22-2010 12:47 PM In reply to

    Re: Task 10.55 MLPPP LFI over FR

    There seems to be a mistake in verification outputs for "interface queuing" in the solutions guide.

     

    With legacy FRTS configuration, then yes output is the same - dual FIFO queue. But on R4 queueing on interface is WFQ.

     

    R5:

    Rack1R5#sh queueing int s1/1
    Interface Serial1/1 queueing strategy: priority

    Output queue utilization (queue/count)
            high/411 medium/0 normal/1154 low/0

     

    Rack1R5#sh int s1/1                 
    Serial1/1 is up, line protocol is up
      Hardware is CD2430 in sync mode
      Internet address is 155.1.45.5/24
      MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec,
         reliability 255/255, txload 1/255, rxload 1/255
      Encapsulation FRAME-RELAY, loopback not set
      Keepalive not set
      LMI DLCI 1023  LMI type is CISCO  frame relay DTE
      FR SVC disabled, LAPF state down
      Broadcast queue 0/64, broadcasts sent/dropped 1313/0, interface broadcasts 1312
      Last input 00:00:06, output 00:00:07, output hang never
      Last clearing of "show interface" counters 01:43:16
      Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
      Queueing strategy: dual fifo
      Output queue: high size/max/dropped 0/256/0
      Output queue: 0/128 (size/max)

    <skipped for bravity>

    R4:

    Interface Serial1/1 queueing strategy: fair
      Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
      Queueing strategy: weighted fair
      Output queue: 0/1000/64/0 (size/max total/threshold/drops)
         Conversations  0/1/32 (active/max active/max total)
         Reserved Conversations 0/0 (allocated/max allocated)
         Available Bandwidth 96 kilobits/sec

    Rack1R4#sh interface s1/1        
    Serial1/1 is up, line protocol is up
      Hardware is CD2430 in sync mode
      Internet address is 155.1.45.4/24
      MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec,
         reliability 255/255, txload 1/255, rxload 1/255
      Encapsulation FRAME-RELAY, loopback not set
      Keepalive not set
      LMI DLCI 1023  LMI type is CISCO  frame relay DTE
      FR SVC disabled, LAPF state down
      Broadcast queue 0/64, broadcasts sent/dropped 1348/0, interface broadcasts 1344
      Last input 00:00:02, output 00:00:02, output hang never
      Last clearing of "show interface" counters 01:48:49
      Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
      Queueing strategy: weighted fair

     

    Tom

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    • Post Points: 5
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