[openflow-discuss] Question about Buffer ID and flows

2012-10-02 Thread Heming Wen
Hi, >From what I understood about buffer_id is that they are used to identify where >the packet are stored in the buffer instead of passing the entire packet >payload to the controller during a packet_in message. However, when using NOX classic (in Python), I also noticed that when you send a

Re: [openflow-discuss] New Flowvisor JSON configuration file not writing

2012-05-29 Thread Heming Wen
k you for your swift reply, Heming From: Ali Al-Shabibi [ali.al-shab...@stanford.edu] Sent: May 29, 2012 15:04 To: Heming Wen Cc: openflow-discuss@lists.stanford.edu Subject: Re: New Flowvisor JSON configuration file not writing > Hi Ali, Hi Heming, &

[openflow-discuss] PC Engine OpenFlow AP L3 Inband Control

2012-05-29 Thread Heming Wen
Hi everyone, I am trying to setup the L3 Inband control (APTYPE=0) on the recently released PC Engine Openflow image. The image I am using is the one Masa released earlier this year in March. It's the one compatible with Openflow v1.0 with no need of manual upgrade. However, even after followin

[openflow-discuss] New Flowvisor JSON configuration file not writing

2012-05-29 Thread Heming Wen
Hi Ali, I was using the binary for Flowvisor on 32-bit Ubuntu 10.04. It used to work fine. With the recent automatic update to the new version, it is no longer working the same as before. First of all, it seems I cannot run flowvisor nor fvconfig generate unless I am under sudo/root, which does

Re: [openflow-discuss] 回复: openflow-discuss Digest, Vol 43, Issue 49

2012-05-25 Thread Heming Wen
ontents of openflow-discuss digest..." Today's Topics: 1. Wireless NIC Bonding for n-casting demo (Kevin Han) 2. Re: Wireless NIC Bonding for n-casting demo (Ben Pfaff) 3. Re: Openflow ncasting Client (Kevin Han) 4. Re: Openflow ncas

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-23 Thread Heming Wen
m: yap...@gmail.com [yap...@gmail.com] on behalf of kk yap [yap...@stanford.edu] Sent: May 18, 2012 14:24 To: Heming Wen Cc: openflow-discuss@lists.stanford.edu; Masayoshi Kobayashi Subject: Re: [openflow-discuss] OpenRoads controller link with PC Engine AP > For both cases, the AP did send

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-18 Thread Heming Wen
[yap...@stanford.edu] Sent: May 18, 2012 11:32 To: Heming Wen Cc: openflow-discuss@lists.stanford.edu; Masayoshi Kobayashi Subject: Re: [openflow-discuss] OpenRoads controller link with PC Engine AP Hi, some comments inline. Regards KK On 18 May 2012 08:17, Heming Wen wrote: > Hello again, >

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-18 Thread Heming Wen
age (with the old instructions) and try again. Thank you! Best Regards, Heming From: yap...@gmail.com [yap...@gmail.com] on behalf of kk yap [yap...@stanford.edu] Sent: May 11, 2012 14:23 To: Heming Wen Cc: Dan Talayco; openflow-discuss@lists.stanford.edu

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-11 Thread Heming Wen
no response to inactivity probe after 5 seconds, disconnecting". I wasn't able to obtain a good slice of the tcpdump on the AP side because the traffic level was extremely high. I'll try to filter out some of it and see if if the AP ever received the message from the controller. Do

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-10 Thread Heming Wen
be an issue? Thank you for your kind response, Regards, Heming ____ From: yap...@gmail.com [yap...@gmail.com] on behalf of kk yap [yap...@stanford.edu] Sent: May 10, 2012 15:51 To: Dan Talayco Cc: Heming Wen; openflow-discuss@lists.stanford.edu Subject: Re: [ope

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-10 Thread Heming Wen
start off with. Thank you again, Heming From: yap...@gmail.com [yap...@gmail.com] on behalf of kk yap [yap...@stanford.edu] Sent: May 10, 2012 13:55 To: Heming Wen Cc: Dan Talayco; openflow-discuss@lists.stanford.edu Subject: Re: [openflow-discuss] OpenRoads

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-10 Thread Heming Wen
ent: May 9, 2012 22:19 To: Heming Wen Cc: Dan Talayco; openflow-discuss@lists.stanford.edu Subject: Re: [openflow-discuss] OpenRoads controller link with PC Engine AP Hi Heming, One way is to have only the AP in inband mode. Get your switch to the controller, then make sure the controller is also acc

Re: [openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-09 Thread Heming Wen
? Thank you, Heming From: Dan Talayco [dan.tala...@bigswitch.com] on behalf of Dan Talayco [dtala...@stanford.edu] Sent: May 9, 2012 18:00 To: Heming Wen Cc: openflow-discuss@lists.stanford.edu Subject: Re: [openflow-discuss] OpenRoads controller link with PC

[openflow-discuss] OpenRoads controller link with PC Engine AP

2012-05-09 Thread Heming Wen
Greetings, We are currently setting up a basic Openflow Wireless testbed with three PC Engine AP and a Pronto 3290 switch in our labs. We have a few questions regarding the connection between the elements: 1) There are three controller path setups possible: L3 inband, tunneling and L2 inband.

Re: [openflow-discuss] Openflow wireshark dissector not recognized

2012-05-01 Thread Heming Wen
you, Heming From: Diana Marosin [marosin.di...@gmail.com] Sent: April 30, 2012 18:22 To: Heming Wen Cc: openflow-discuss@lists.stanford.edu; rwh...@i-a-i.com Subject: Re: [openflow-discuss] Openflow wireshark dissector not recognized I am not sure if this is

Re: [openflow-discuss] Openflow wireshark dissector not recognized

2012-04-30 Thread Heming Wen
Hi Ryan and Rob, I have the same problem regarding the Wireshark dissector. At first, I have the same problem as Ryan regarding a message "'of' is neither a field nor a protocol name." It turned out I installed under root. However, when I tried re-installing it as regular user, I get the messag

Re: [openflow-discuss] PC Engine AP booting errors for OpenRoads

2012-03-07 Thread Heming Wen
From: yap...@gmail.com [yap...@gmail.com] on behalf of kk yap [yap...@stanford.edu] Sent: March 3, 2012 20:01 To: Heming Wen Cc: openflow-discuss@lists.stanford.edu Subject: Re: [openflow-discuss] PC Engine AP booting errors for OpenRoads Hi Heming, Sorry for the late response

Re: [openflow-discuss] PC Engine AP booting errors for OpenRoads

2012-03-06 Thread Heming Wen
@gmail.com [yap...@gmail.com] on behalf of kk yap [yap...@stanford.edu] Sent: March 3, 2012 20:01 To: Heming Wen Cc: openflow-discuss@lists.stanford.edu Subject: Re: [openflow-discuss] PC Engine AP booting errors for OpenRoads Hi Heming, Sorry for the late response. The difference in size of t

[openflow-discuss] PC Engine AP booting errors for OpenRoads

2012-02-27 Thread Heming Wen
the image is properly flashed on the CF card, which in this case I believe has failed. Did anyone encounter similar issues before or have any good suggestions? Thank you in advance for your support, Heming Wen McGill University ___ openflow-discuss mai