--- Priscilla Oppenheimer wrote: > I'm impressed. Wouldn't it be cool if that skill > were required for CCIE?
I only wish !!! It would make my life a lot easier. > ;-) It's certainly more useful than being able to > hand decode Token Ring > RIFs? TRing RIF decodes are another of my pet hates. These questions only prove 2 things in my opinion. You can convert hex to binary and you have a memory !!! Phil. > > Priscilla > > At 07:02 AM 2/1/02, Phil Barker wrote: > >Version 4: > >HLEN = 5: Normal IP Header (5 losts of 32 bits) > >Service Type 0: Normal. > >Total Length = 328 bytes. Thus data length = 308 > >bytes. > >Identification = 51514. Flags & Offset = 0. > >TTL = 255. > >Protocol 17: UDP. > >Header checksum 0xf16a. > >Source IP : 0.0.0.0 > >Dest IP : 255.255.255.255 b/cast > >Src Port 68: bootp client > >Dest Port 67: bootp server > >Message Length = 308 (length - IP header) > >No Checksum: > > > > > >4500 0148 c93a 0000 ff11 f16a 0000 0000 > >ffff ffff 0044 0043 0134 0000 0101 0600 > >0000 0000 a3c6 0000 0000 0000 0000 0000 > >0000 0000 0000 0000 0010 0b3c 3580 0000 > >0000 0000 0000 0000 0000 0000 0000 0000 > >0000 > > > >Bootp client to server. > > > >Looks like because it has no source address > 0.0.0.0, > >it is trying to find it via a bootp server. I think > >this operates like RARP except it is routable !!! > > > >Not totally sure though. > > > >Regards, > > > >Phil. > > > > --- Tay Chee Yong wrote: > Hi > >all, > > > > > > Just like to enquire some issue regarding > Catalyst > > > 2924 > > > > > > I have a pretty old Catalyst 2924 (C2900XL-H-M) > > > switch in my office running > > > IOS Version 11.2(8)SA3, however, it seems that > the > > > switch is constantly > > > sending out broadcast messages as captured by > > > tcpdump. > > > > > > 17:14:51.053952 0:10:b:3c:35:80 Broadcast ip > 342: > > > 0.0.0.0.bootpc > > > > 255.255.255.255.bootps: secs:41926 [|bootp] > > > 4500 0148 c93a 0000 ff11 f16a 0000 0000 > > > ffff ffff 0044 0043 0134 0000 0101 0600 > > > 0000 0000 a3c6 0000 0000 0000 0000 0000 > > > 0000 0000 0000 0000 0010 0b3c 3580 0000 > > > 0000 0000 0000 0000 0000 0000 0000 0000 > > > 0000 > > > > > > I did not configure any IP address on Vlan 1 on > the > > > switch, but I did > > > segment the switch to contain 2 more vlans (Vlan > 2, > > > 3) However, I also have > > > some machines residing on Vlan 1. > > > > > > However, the broadcast problem disappear after I > > > move out the vlan1 > > > machines into another newly created Vlan (vlan > 4), > > > after I had shutdown > > > Interface Vlan 1. > > > > > > Can anyone care to enlighten me? Thanks. > > > > > > Regards, > > > Cheeyong > >[EMAIL PROTECTED] > > > >__________________________________________________ > >Do You Yahoo!? > >Everything you'll ever need on one web page > >from News and Sport to Email and Music Charts > >http://uk.my.yahoo.com > ________________________ > > Priscilla Oppenheimer > http://www.priscilla.com [EMAIL PROTECTED] __________________________________________________ Do You Yahoo!? Everything you'll ever need on one web page from News and Sport to Email and Music Charts http://uk.my.yahoo.com Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=34349&t=34024 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
