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There's some more info here
http://www.microsoft.com/downloads/d...displaylang=en -- Kerry Brown Microsoft MVP - Shell/User http://www.vistahelp.ca "Kerry Brown" <*a*m> wrote in message news  D83FB95-3E00-4988-9E76-...> There's some hints here > > http://smallvoid.com/article/vista-tcpip-mtu.html > > http://tsudohnimh.com/blog/2007/10/s...-problems.html > > http://blogs.msdn.com/echarran/archi...mtu-sizes.aspx > > The last link mentions enabling fragmentation which I can't find anything > on. > > -- > Kerry Brown > Microsoft MVP - Shell/User > http://www.vistahelp.ca > > > "HMike" <> wrote in message > news:61B41689-3CD2-4A31-A727-... >> Thank you for the response. >> >> On further investigation I think the problem is being caused by my old >> nemesis MTU size as ... >> >> ping -f -l 1500 myClientPC >> >> fails on my Vistat machine but ... >> >> ping -f -l 1372 myClientPC >> >> works OK. My problem now is that changing registry settings as per >> http://support.microsoft.com/default...en-us%3b826159 no >> longer >> works on Vista. >> >> How do I change MTU settings on Vista? >> >> >> >> "Kerry Brown" wrote: >> >>> I think it may be an ISA 2006 problem. I just tested this on a SBS >>> server >>> without ISA and one with ISA 2004. It worked fine on both. I was testing >>> from a Vista Business client on a domain without ISA to a SBS Server >>> 2003 >>> SP1 without ISA and a SBS Server 2003 R2 with ISA 2004. I connected with >>> a >>> VPN then RDP'd to the other servers by using both their NETBIOS name and >>> internal IP. Other than ISA 2006 the only thing I can think of is a >>> credentials problem. Make sure you specify the user name in this format: >>> domain_name\user_name. >>> >>> -- >>> Kerry Brown >>> Microsoft MVP - Shell/User >>> http://www.vistahelp.ca >>> >>> >>> "HMike" <> wrote in message >>> news:44A72175-8A3F-49D9-8405-... >>> >I work within a Windows 2003 domain and use ISA 2006. I often RDP to >>> >external >>> > client sites. To do this I typically create a VPN from my PC to the >>> > external >>> > client and then RDP across it. >>> > >>> > This works fine on my Windows XP and 2003 machines but not Vista. I >>> > can >>> > create the VPN ok but RDP always returns "This computer can't connect >>> > to >>> > the >>> > remote computer". >>> > >>> > Interestingly, if the client netnork has port 3389 open so I can RDP >>> > directly, I do not have a problem. I only have a problem when I try to >>> > RDP >>> > via a VPN. >>> > >>> > My config on one Vista machine is as follows... >>> > >>> > Windows IP Configuration >>> > >>> > Host Name . . . . . . . . . . . . : Mike-PC >>> > Primary Dns Suffix . . . . . . . : MyDomain.local >>> > Node Type . . . . . . . . . . . . : Hybrid >>> > IP Routing Enabled. . . . . . . . : No >>> > WINS Proxy Enabled. . . . . . . . : No >>> > DNS Suffix Search List. . . . . . : MyDomain.local >>> > >>> > PPP adapter My Client: >>> > >>> > Connection-specific DNS Suffix . : >>> > Description . . . . . . . . . . . : My Client >>> > Physical Address. . . . . . . . . : >>> > DHCP Enabled. . . . . . . . . . . : No >>> > Autoconfiguration Enabled . . . . : Yes >>> > IPv4 Address. . . . . . . . . . . : 192.168.3.37(Preferred) >>> > Subnet Mask . . . . . . . . . . . : 255.255.255.255 >>> > Default Gateway . . . . . . . . . : >>> > DNS Servers . . . . . . . . . . . : 192.168.3.2 >>> > Primary WINS Server . . . . . . . : 192.168.3.2 >>> > NetBIOS over Tcpip. . . . . . . . : Enabled >>> > >>> > Ethernet adapter Local Area Connection: >>> > >>> > Connection-specific DNS Suffix . : MyDomain.local >>> > Description . . . . . . . . . . . : Broadcom NetXtreme Gigabit >>> > Ethernet >>> > Physical Address. . . . . . . . . : 00-30-1B-B7-87-7A >>> > DHCP Enabled. . . . . . . . . . . : Yes >>> > Autoconfiguration Enabled . . . . : Yes >>> > Link-local IPv6 Address . . . . . : >>> > fe80::7c15:15a6:9a0d:daaa%8(Preferred) >>> > IPv4 Address. . . . . . . . . . . : 192.168.1.22(Preferred) >>> > Subnet Mask . . . . . . . . . . . : 255.255.255.0 >>> > Lease Obtained. . . . . . . . . . : Thursday, 8 November 2007 >>> > 12:56:37 >>> > PM >>> > Lease Expires . . . . . . . . . . : Friday, 16 November 2007 2:43:48 >>> > PM >>> > Default Gateway . . . . . . . . . : 192.168.1.249 >>> > DHCP Server . . . . . . . . . . . : 192.168.1.251 >>> > DHCPv6 IAID . . . . . . . . . . . : 201338907 >>> > DNS Servers . . . . . . . . . . . : 192.168.1.251 >>> > Primary WINS Server . . . . . . . : 192.168.1.251 >>> > NetBIOS over Tcpip. . . . . . . . : Enabled >>> > >>> > Tunnel adapter Local Area Connection* 23: >>> > >>> > Connection-specific DNS Suffix . : MyDomain.local >>> > Description . . . . . . . . . . . : isatap.MyDomain.local >>> > Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0 >>> > DHCP Enabled. . . . . . . . . . . : No >>> > Autoconfiguration Enabled . . . . : Yes >>> > Link-local IPv6 Address . . . . . : >>> > fe80::5efe:192.168.1.22%25(Preferred) >>> > Default Gateway . . . . . . . . . : >>> > DNS Servers . . . . . . . . . . . : 192.168.1.251 >>> > NetBIOS over Tcpip. . . . . . . . : Disabled >>> > >>> > Tunnel adapter Local Area Connection* 24: >>> > >>> > Connection-specific DNS Suffix . : >>> > Description . . . . . . . . . . . : Microsoft ISATAP Adapter #8 >>> > Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0 >>> > DHCP Enabled. . . . . . . . . . . : No >>> > Autoconfiguration Enabled . . . . : Yes >>> > Link-local IPv6 Address . . . . . : >>> > fe80::5efe:192.168.3.37%32(Preferred) >>> > Default Gateway . . . . . . . . . : >>> > DNS Servers . . . . . . . . . . . : 192.168.3.2 >>> > NetBIOS over Tcpip. . . . . . . . : Disabled >>> > >>> > >>> > |
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