[NTLUG:Discuss] PPP Internet connection problems - Mandrake 9.1

kdj1@ticnet.com kdj1 at ticnet.com
Sat Mar 20 20:21:56 CST 2004


Jack,

My mistake.  You're correct.  I had to su to run ifconfig and failed to 
exit prior to pinging the Lan.  I don't know if that will affect it, but 
I'll retest.

Best regards,

Dan F.

Jack Snodgrass wrote:

>google says that your ping permissions are not set up for non-root
>users.... 
>
>on the one that works.... are you doing that ping as root... and the 
>on that fails.... are you doing that as non-root? 
>
>looks like that is what is happening from the prompts below. 
>
>jack
>
>
>On Sat, 2004-03-20 at 17:21, kdj1 at ticnet.com wrote:
>  
>
>>I am unable to connect to the Internet on my machine using Mandrake 
>>9.1.  LAN is fine, but internet connection is dialup and cannot ping.
>>
>>Symptoms:  KPPP functions normally and reports connection and IP addr.  
>>Mozilla cannot find host.  Lan pings work, net pings fail.  Netstat and 
>>ifconfig report same IP addrs as KPPP, so it appears to me that the 
>>connection is being made.
>>
>>What might I have misconfigured?  I would appreciate any hints or 
>>pointers to a solution.
>>
>>Regards,
>>
>>Dan F.
>>
>>KPPP stats, ping results, netstat results, and ifconfig results are below.
>>
>>KPPP executes handshake & connection,
>>KPPP statistics reports:
>>local address 207.53.228.68
>>remote address 206.176.148.90
>>bytes in  498       bytes out  87
>>packets in 12       packets out 4
>>vjcomp in  0        vjcomp out  0
>>vjunc in  0         vjjnc out  0
>>vjerr  0            non-vj  4
>>
>>====================================
>>Internet pings fail:
>>
>>[user1 at localhost user1]$ ping www.yahoo.com
>>ping: unknown host www.yahoo.com
>>
>>[user1 at localhost user1]$ ping 207.53.228.68
>>ping: icmp open socket: Operation not permitted
>>
>>[user1 at localhost user1]$ ping 206.176.148.90
>>ping: icmp open socket: Operation not permitted
>>
>>Pinging ISP DNS results in same 'icmp open socket' error msg.
>>
>>Lan pings work:
>>
>>[root at localhost user1]# ping 10.0.0.2
>>PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data.
>>64 bytes from 10.0.0.2: icmp_seq=1 ttl=128 time=12.2 ms
>>64 bytes from 10.0.0.2: icmp_seq=2 ttl=128 time=18.0 ms
>>64 bytes from 10.0.0.2: icmp_seq=3 ttl=128 time=0.588 ms
>>64 bytes from 10.0.0.2: icmp_seq=4 ttl=128 time=0.595 ms
>>
>>=======================================
>>netstat -rn  results:
>>
>>[user1 at localhost user1]$ netstat -rn
>>Kernel IP routing table
>>Destination     Gateway         Genmask         Flags   MSS Window  irtt 
>>Iface
>>206.176.148.90  0.0.0.0         255.255.255.255 UH        0 0          0 
>>ppp0
>>10.0.0.0        0.0.0.0         255.0.0.0       U         0 0          0 
>>eth0
>>127.0.0.0       0.0.0.0         255.0.0.0       U         0 0          0 lo
>>0.0.0.0         206.176.148.90  0.0.0.0         UG        0 0          0 
>>ppp0
>>
>>==========================================
>>ifconfig results:
>>
>>[root at localhost user1]# ifconfig
>>eth0      Link encap:Ethernet  HWaddr 00:40:F4:5C:AE:B5
>>          inet addr:10.0.0.1  Bcast:10.255.255.255  Mask:255.0.0.0
>>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>>          RX packets:62 errors:0 dropped:0 overruns:0 frame:0
>>          TX packets:11 errors:0 dropped:0 overruns:0 carrier:0
>>          collisions:0 txqueuelen:100
>>          RX bytes:6395 (6.2 Kb)  TX bytes:1386 (1.3 Kb)
>>          Interrupt:11 Base address:0x2000
>>
>>lo        Link encap:Local Loopback
>>          inet addr:127.0.0.1  Mask:255.0.0.0
>>          UP LOOPBACK RUNNING  MTU:16436  Metric:1
>>          RX packets:50 errors:0 dropped:0 overruns:0 frame:0
>>          TX packets:50 errors:0 dropped:0 overruns:0 carrier:0
>>          collisions:0 txqueuelen:0
>>          RX bytes:3652 (3.5 Kb)  TX bytes:3652 (3.5 Kb)
>>
>>ppp0      Link encap:Point-to-Point Protocol
>>          inet addr:207.53.228.68  P-t-P:206.176.148.90  
>>Mask:255.255.255.255
>>          UP POINTOPOINT RUNNING NOARP MULTICAST  MTU:1524  Metric:1
>>          RX packets:6 errors:0 dropped:0 overruns:0 frame:0
>>          TX packets:4 errors:0 dropped:0 overruns:0 carrier:0
>>          collisions:0 txqueuelen:3
>>          RX bytes:210 (210.0 b)  TX bytes:87 (87.0 b)
>>
>>=====================================
>>    
>>




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