[NTLUG:Discuss] PPP Internet connection problems - Mandrake 9.1
Jack Snodgrass
jack at jacksnodgrass.com
Sat Mar 20 19:42:26 CST 2004
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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