On Mar 13, 9:14 pm, "Mauro \"Baba\" Mascia" <[EMAIL PROTECTED]> wrote: > Hi, this is my question: > > I want to know if several switch (about 50) in a big lan are up and then > know their MAC addresses to do a list that contains host name, ip and mac. > I know only the range of their IP addresses (the host name it's simply > to know using socket.gethostn. > > The first idea it's to ping all ip, parse the response and then execute > the command "arp -a" and parse the response. > However this way depends on the operating system and the ping response > depends too from the language. > > Another way it's to open the main page of the switch and parse the HTML > code where i can find the MAC address. > However this way depends on the particular brand's switch. > > I know (or better i think) that there is a third way: make ping and arp > building the packets with socket and so on (but i dont have understand > in what way do this). > > Any suggestion? > > (i've already search in google, found many sources but a lot of them > don't works or don't do what im trying to do...) > > Regards, > Mauretto.
There are several Ping /ICMP implentations in Python. I did something similar using a python ping module and parsing the arp cache. A different approach may be to use SNMP. I believe there are Python tools around. -- http://mail.python.org/mailman/listinfo/python-list