Re: [ns] Schedule the backoff timer in mac-802_11

2013-07-23 Thread itishi saxena
of complete information, part of the information attached to it? Regards Ranjana From: itishi saxena itish...@yahoo.com To: M Falahati md.falah...@gmail.com Sent: Wednesday, 12 December 2012 10:30 AM Subject: Re: [ns] Schedule the backoff timer in mac-802_11

Re: [ns] Schedule the backoff timer in mac-802_11

2012-12-08 Thread M Falahati
Hello, I found that below text (from IEEE Standard) is causing to set backoff timer after successful transmission: *A backoff procedure shall be performed immediately after the end of every transmission with the More Fragments bit equal to 0 of an MPDU of type Data,Management, or Control with

Re: [ns] Schedule the backoff timer in mac-802_11

2012-12-07 Thread Saravanan Kandasamy
Dear Falahati, Doing a flow chart for 802.11 MAC for NS2 is very good. It is not a easy task though as if you go deeper you will see 3 different flows you must understand. 1. The event flow - How one event calls another 2. The state flow - For instance, how MAC states e.g tx_state or rx_state

Re: [ns] Schedule the backoff timer in mac-802_11

2012-12-07 Thread M Falahati
Dear Kandasamy, Thank you very much for your guidance. I agree with you that flowchart is incomplete and i try to complete it through the assistance of you and other NS users. *But i told: * 1) *Note: this flowchart has drawn to present the send mechanism of broadcast data packets in

Re: [ns] Schedule the backoff timer in mac-802_11

2012-12-07 Thread Saravanan Kandasamy
Yes, it is correct for the specific case you are handling. When I switched to the picture got the impression its for the generic case. My bad -- SK On Fri, Dec 7, 2012 at 12:34 PM, M Falahati md.falah...@gmail.com wrote: Dear Kandasamy, Thank you very much for your guidance. I agree with

[ns] Schedule the backoff timer in mac-802_11

2012-12-05 Thread M Falahati
Dear All, I'm studying on implementation of mac-802_11 in ns-2.35. I don't know that why is the following highlight line used in * Mac802_11::RetransmitDATA()* function? == *if((u_int32_t)ETHER_ADDR(mh-dh_ra) == MAC_BROADCAST)

Re: [ns] Schedule the backoff timer in mac-802_11

2012-12-05 Thread itishi saxena
? It is the function responsible for that retransmission...I m talknig about ns-2.34...I hope mechanism is similar for ns-2.35. From: M Falahati md.falah...@gmail.com To: ns-users@ISI.EDU Sent: Thursday, 6 December 2012 2:55 AM Subject: [ns] Schedule the backoff

Re: [ns] Schedule the backoff timer in mac-802_11

2012-12-05 Thread Behnaz Bostanipour
December 2012 2:55 AM Subject: [ns] Schedule the backoff timer in mac-802_11 Dear All, I'm studying on implementation of mac-802_11 in ns-2.35. I don't know that why is the following highlight line used in * Mac802_11::RetransmitDATA()* function