[pox-dev] Riplpox with large topology

Murphy McCauley murphy.mccauley at gmail.com
Wed Sep 2 22:51:06 PDT 2015


Well, IIRC, riplpox stuffs topology-specific addresses into the VLAN header.  It's possible that at larger sizes, there aren't enough bits (or that they're not allocated correctly).

-- Murphy

On Sep 2, 2015, at 7:47 PM, Amer <amer7777 at hotmail.com> wrote:

> Thank you Murphy
> Yes, it is working correctly with the default number of host (i.e., 16 hosts).
> 
> Best regards,
> Amer 
> 
> Sent from my iPhone
> 
> On Sep 3, 2015, at 4:00 AM, Murphy McCauley <murphy.mccauley at gmail.com> wrote:
> 
>> Did it work correctly with a smaller number of hosts before modification?
>> 
>> On Wednesday, September 2, 2015, Amer <amer7777 at hotmail.com> wrote:
>> Dear All
>> 
>> The default number of hosts in riplpox is 16. I modified some commands in dctopo.py in ripl folder to get the needed number of hosts. Accordingly, the riplpox recognize this increase and inserts the required flow-entries when I run it in proactive mode. Unfortunately, the added hosts can't ping each other. For example, hosts 0_0_2 can't ping the added host 0_0_4, at the same time, host 0_0_2 can ping 0_0_3.
>> The flow-entries of all the hosts are installed in the flow-table, when I checked the flow-table of the switches. Also, I tried with reactive and the same problem was faced.
>> 
>> Any body has a suggestion to solve this issue.
>> 
>> Best regards,
>> Amer

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