[BSD] wifi problema

[Gabor HALASZ]

On 5/15/2011 3:09 PM, Bukuli Norbert wrote:
> Sajnos nem ertem.  Nem tudtam olyan szurot beallitani a wireshark-hoz,
> ami a tcpdump-nla tobb informacioval szolgaltatott volna.
> 
> Itt egy reszletes tcpdump is az esemenyekrol a szerver oldalan:
> 
> A keres:
> 14:54:20.582617 IP (tos 0x10, ttl 16, id 0, offset 0, flags [none],
> proto UDP (17), length 328)
>     0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from
> 00:25:d3:51:52:ec (oui Unknown), length 300, xid 0x1d58124a, secs 13,
> Flags [none]
> 	  Client-Ethernet-Address 00:25:d3:51:52:ec (oui Unknown)
> 	  Vendor-rfc1048 Extensions
> 	    Magic Cookie 0x63825363
> 	    DHCP-Message Option 53, length 1: Discover
> 	    Client-ID Option 61, length 7: ether 00:25:d3:51:52:ec
> 	    Hostname Option 12, length 5: "zokni"
> 	    Parameter-Request Option 55, length 8:
> 	      Subnet-Mask, BR, Time-Zone, Classless-Static-Route
> 	      Default-Gateway, Domain-Name, Domain-Name-Server, Hostname
> 
> 
> A valasz (szerintem ez a DHCP offer):
> 14:54:20.582899 IP (tos 0x10, ttl 128, id 0, offset 0, flags [none],
> proto UDP (17), length 328)
>     ns.abc.lan.bootps > zokni_wifi.abc.lan.bootpc: BOOTP/DHCP, Reply,
> length 300, xid 0x1d58124a, secs 13, Flags [none]
> 	  Your-IP zokni_wifi.abc.lan
> 	  Server-IP ns.abc.lan
> 	  Client-Ethernet-Address 00:25:d3:51:52:ec (oui Unknown)
> 	  Vendor-rfc1048 Extensions
> 	    Magic Cookie 0x63825363
> 	    DHCP-Message Option 53, length 1: Offer
> 	    Server-ID Option 54, length 4: ns.abc.lan
> 	    Lease-Time Option 51, length 4: 600
> 	    Subnet-Mask Option 1, length 4: 255.255.255.0
> 	    BR Option 28, length 4: 192.168.1.255
> 	    Default-Gateway Option 3, length 4: r2d2.abs.lan
> 	    Domain-Name Option 15, length 7: "abc.lan"
> 	    Domain-Name-Server Option 6, length 12:
> ns.abc.lan,cns01.hdsnet.hu,cns02.hdsnet.hu
> 

kikapcsolhatnad a nameresolvert....Az offer egyertelmuen hibas, mert
annak broadcast-nak kellene lennie (honnan is lenne a kliensnek ip
cime?). Az a zokni_wifi azkiaz? A linksys? A 00:25:d3:51:52:ec kicsoda?

-- 
Gabor HALASZ <halasz.g at freemail.hu>