"Jothi" <srmjo***@gmail.com> wrote in message
news:1155028568.513826.52930@i3g2000cwc.googlegroups.com...
> Hi All,
> I am using Windows Vista for my network application development under
> administrator login(full access). I am trying to add a route to the
> exisisting route table using CreateIpForwardEntry API.
> I am getting following error.
> "160 - One or more argument are not correct." .
> But From command prompt I was able to add/delete the route uusing route
>
> commands.
>
> Anybody have idea on solving this issue.
>
>
> the source is here
>
>
> BOOL Add_Route_x( DWORD destination,
>                  DWORD gateway,
>                  DWORD mask,
>                  DWORD metric,
>                  int row_number,
>                  DWORD index,
>                  DWORD fwdType)
> {
>        BOOL bRet = FALSE;
>        MIB_IPFORWARDROW        pfwrow;
>        DWORD                   dwStatus;
>
>
>        pfwrow.dwForwardNextHop = gateway;
>        pfwrow.dwForwardDest    = destination;
>        pfwrow.dwForwardMask    = mask;
>        pfwrow.dwForwardMetric1 = metric;
>
>
>        pfwrow.dwForwardPolicy  = 0;
>        pfwrow.dwForwardType    = fwdType;
>        pfwrow.dwForwardProto   = 3;//PROTO_IP_NETMGMT;
>        pfwrow.dwForwardAge     = -1 ;
>        pfwrow.dwForwardNextHopAS  =0;
>
>
>        pfwrow.dwForwardMetric2 = 0xffffffff;
>        pfwrow.dwForwardMetric3 = 0xffffffff;
>        pfwrow.dwForwardMetric4 = 0xffffffff;
>        pfwrow.dwForwardMetric5 = 0xffffffff;
>        pfwrow.dwForwardIfIndex = index;
>
>
>        LOG("Adding route for following parameters");
>        LOG("Gateway     = %s",print_in_addr_t(ntohl(gateway)));
>        LOG("Destination = %s",print_in_addr_t(ntohl(destination)));
>        LOG("Mask        = %s",print_in_addr_t(ntohl(mask)));
>        LOG("Forward Type = %d", fwdType);
>        LOG("Index       = %x",index);
>        LOG("Metric      = %d",metric);
>
>
>        // Create a new route entry for the default gateway.
>        dwStatus = CreateIpForwardEntry(&pfwrow);
>        if (dwStatus == NO_ERROR)
>        {
>                LOG("Add route successfull");
>                bRet = TRUE;
>        }
>        else
>        {
>             LOG("Add route failed. CreateIpForwardEntry returning
> Error
> code = %d", dwStatus);
>        if(ERROR_INVALID_PARAMETER == dwStatus)
>        {
>            LOG("One of the members of the MIB_IPFORWARDROW structure
> is invalid.");
>        }
>        else if(ERROR_NOT_SUPPORTED == dwStatus)
>        {
>            LOG("The IP transport is not configured on the local
> computer");
>        }
>        bRet = FALSE;
>    }
>
>
>   return bRet;
>
>
>
> } // End of AddRoute()
>
>
> log file contains following info
> ============================================================
> Routing Table in System...
> ForwardDest     ForwardMask     ForwardNextHop  ForwardMetric   IfIndex
>
> 0.0.0.0                 0.0.0.0                 172.16.2.1
> 276                   0000000b
> 127.0.0.0                       255.0.0.0                       0.0.0.0
>
> 306     00000001
> 127.0.0.1                       255.255.255.255 0.0.0.0           306
>        00000001
> 127.255.255.255 255.255.255.255 0.0.0.0           306   00000001
> 172.16.0.0                      255.255.0.0     0.0.0.0           276
> 0000000b
> 172.16.91.15    255.255.255.255 0.0.0.0           276   0000000b
> 172.16.255.255  255.255.255.255 0.0.0.0           276   0000000b
> 224.0.0.0                       240.0.0.0                       0.0.0.0
>
> 306     00000001
> 224.0.0.0                       240.0.0.0                       0.0.0.0
>
> 276     0000000b
> 224.0.0.0                       240.0.0.0                       0.0.0.0
>
> 266     0000000f
> 239.255.255.255 255.255.255.255 0.0.0.0           306   00000001
> 239.255.255.255 255.255.255.255 0.0.0.0           276   0000000b
> 239.255.255.255 255.255.255.255 0.0.0.0           266   0000000f
> 255.255.255.255 255.255.255.255 0.0.0.0           306   00000001
> 255.255.255.255 255.255.255.255 0.0.0.0                   276
> 0000000b
> 255.255.255.255 255.255.255.255 0.0.0.0           266   0000000f
> Adding route for following parameters
> Gateway     = 172.16.91.15
> Destination = 172.16.100.68
> Mask        = 255.255.255.255
> Forward Type = 3
> Index       = b
> Metric      = 1
> Add route failed. CreateIpForwardEntry returning Error code = 160
>
> ============================================================
>
>
> If anybody know how to solve this issue, please let me know. Parallely
> I will change parameter details and try.
>
>
> I am not getting meaning of
> "On Windows Vista and Windows Server "Longhorn", the
> CreateIpForwardEntry only works on interfaces with a single
> sub-interface (where the interface LUID and subinterface LUID are the
> same). The dwForwardIfIndex member of the MIB_IPFORWARDROW structure
> specifies the interface.
>
>
> "
> in the following link.
> http://msdn.microsoft.com/library/default.asp?url=/library/en-us/iphl...
>
>
>
> Please explain if anybody understood.
>
>
> -- Jothi
>