[pox-dev] Order of handlers for one event

2015-01-11 Thread tim huang
Hi, I am working on discovery,spanning-tree and l2_multi module, and found that the link_event, which raised by the discovery module, has 2 handlers in spanning_tree and l2_multi respectively. I want to do some changes for core.openflow_discovery.adjacency in spanning_tree module, after the

[pox-dev] Sorry, please ignore the last email

2015-01-11 Thread tim huang
Hi, Sorry, I just got the answer from POX wiki page. Sorry for my last junk mail. -- Thanks Tim

Re: [pox-dev] LLDP flow installing in discovery module

2015-01-09 Thread tim huang
entry themselves. As for what caused this... I think l2_multi predates discovery having the option to install a table entry. Here's an untested patch which maybe is an improvement on the state of affairs? -- Murphy On Jan 9, 2015, at 6:30 AM, tim huang pds...@gmail.com wrote: Hi, I

Re: [pox-dev] ECMP in OF

2014-12-31 Thread tim huang
Hi, There isn't any command you can enable that. Based on my understanding, you could do the binding for the ports on the switch, but from controller standpoint view the binding ports should be one logical port. The round-robin you can do on controller is based on the flow. I implemented the

Re: [pox-dev] discovery module LLDP destination MAC address

2014-12-26 Thread tim huang
Sorry to bother you. I should search archive firstly. Thanks for your patient reply. On Fri, Dec 26, 2014 at 1:01 PM Murphy McCauley murphy.mccau...@gmail.com wrote: Yes, and it has been discussed before. I've added the answer to the POX FAQ. -- Murphy On Dec 26, 2014, at 8:16 AM, tim

Re: [pox-dev] Packet size limitation for pox

2014-10-26 Thread tim huang
using openflow.debug and then take a look at it, e.g., with the OpenFlow dissector for Wireshark. That may shed some light. You also might try enabling fragment reassembly by sending an OFPT_SET_CONFIG. -- Murphy On Oct 23, 2014, at 9:41 PM, tim huang pds...@gmail.com wrote: Sorry

Re: [pox-dev] Packet size limitation for pox

2014-10-23 Thread tim huang
Hi, I find the situation is more interesting than I thought. At beginning, it's just caused by the fragmentation,I can't ping with any fragmentation. however, when I tried several times. I found something new. I can ping successfully with large size packet, it that's the first flow between 2

Re: [pox-dev] Packet size limitation for pox

2014-10-23 Thread tim huang
controller,like Ryu. Can anybody give me some clue about this problem? On Fri, Oct 24, 2014 at 12:25 AM, tim huang pds...@gmail.com wrote: Hi, I find the situation is more interesting than I thought. At beginning, it's just caused by the fragmentation,I can't ping with any fragmentation. however

[pox-dev] Packet size limitation for pox

2014-10-19 Thread Tim Huang
Hi, I am modifying the pox code to perform some kind of load balancing on the controller. However, I found that the maximum ping packet size that pox can handle is around 1500 bytes which is too small for my test case, then I tried other controllers like Ryu, Opendaylight, and they don’t have