> > I even attempted to reproduce the problem with an XP (SP2) > workstation > > on a .255 myself, no success. Initiating and receiving connections > > from other XP workstations worked just fine, on- and off-net. > > Try connecting from a XP workstation to a .255 target address that is > on a > class "C" address. It will fail every time - doesn't even attempt to > send > the packet. That is the buggy behaviour in question. XP assumes that > the > remote endpoint has a classful subnet mask whereas it shouldn't > actually > care. > > B. >
Wrong, running XP SP2 D:\Tracking>tracert 192.0.2.255 Tracing route to 192.0.2.255 over a maximum of 30 hops 1 1 ms 1 ms 1 ms stealth-10-32-254-25.cisco.com [10.32.254.25] 2 * * * Request timed out. 3 * * * Request timed out. 4 * * * Request timed out. Next hop has uRPF and BOGON Filtering D:\Tracking>tracert 220.1.1.255 Tracing route to softbank220001001255.bbtec.net [220.1.1.255] over a maximum of 30 hops: 1 1 ms 1 ms 1 ms stealth-10-32-254-25.cisco.com [10.32.254.25] 2 2 ms 2 ms 2 ms 192.168.66.1 3 3 ms 4 ms 20 ms 192.168.255.25 4 2 ms 2 ms 2 ms 192.168.255.9 5 15 ms 14 ms 13 ms dsl092-168-001.wdc2.dsl.speakeasy.net [66.92.168.1] 6 20 ms 13 ms 12 ms 220.ge-0-1-0.cr2.wdc1.speakeasy.net [69.17.83.45] 7 16 ms 12 ms 12 ms 10gigabitethernet2-2.core1.ash1.he.net [206.223.115.37] 8 96 ms 98 ms 99 ms 10gigabitethernet1-4.core1.pao1.he.net [72.52.92.29] 9 210 ms 193 ms 206 ms SoftbankTelecom.10gigabitethernet2-2.core1.pao1.he.net [216.218.244.234] 10 193 ms 193 ms 193 ms sto-gw2-pos2-0.gw.odn.ad.jp [210.142.163.169] 11 197 ms 197 ms 197 ms STOrw-51T2-1.nw.odn.ad.jp [143.90.33.90] 12 193 ms 194 ms 193 ms STOrz-02So0-0-0.nw.odn.ad.jp [143.90.144.126] 13 201 ms 201 ms 200 ms 238.143090232.odn.ne.jp [143.90.232.238] 14 David -- http://dcp.dcptech.com _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/