[ubuntu-in] OT: Unable to access the internet even though the BSNL WLL connection is working

ramnarayan.k at gmail.com ramnarayan.k at gmail.com
Sat Mar 22 05:13:22 GMT 2008


Hi

Am using a BSNL WLL (CDMA) fixed wireless phone connection to access the 
internet.

The connection has been working pretty well since January.

But for the last two days though the phone connects i am unable to browse.

This is my wvdial connection
WvDial<*1>: pppd: x?[06][08]
WvDial<*1>: pppd: x?[06][08]
WvDial<*1>: local  IP address 10.1.0.8
WvDial<*1>: pppd: x?[06][08]
WvDial<*1>: remote IP address 10.64.64.64
WvDial<*1>: pppd: x?[06][08]
WvDial<*1>: primary   DNS address 61.1.96.69
WvDial<*1>: pppd: x?[06][08]
WvDial<*1>: secondary DNS address 61.1.96.71
WvDial<*1>: pppd: x?[06][08]

***
My ifconfig seems a bit different (but cannot make out what)
ppp0      Link encap:Point-to-Point Protocol
           inet addr:10.1.0.8  P-t-P:10.64.64.64  Mask:255.255.255.255
           UP POINTOPOINT RUNNING NOARP MULTICAST  MTU:1500  Metric:1
           RX packets:5 errors:0 dropped:0 overruns:0 frame:0
           TX packets:10 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0 txqueuelen:3
           RX bytes:62 (62.0 b)  TX bytes:325 (325.0 b)
***
I traced routes to one of the DNS' and this is what i got
ram at ram-laptop:~$ tracepath 61.1.96.71
  1:  10.1.0.26 (10.1.0.26)                          0.241ms pmtu 1500
  1:  192.168.50.1 (192.168.50.1)                     1287.837ms
  1:  192.168.50.1 (192.168.50.1)                          25292.169ms
  2:  172.24.160.22 (172.24.160.22)                        696.038ms
  3:  61.0.228.101 (61.0.228.101)                    asymm  8 1235.882ms
  3:  61.0.228.101 (61.0.228.101)                    asymm  8 25240.111ms
  4:  no reply
  5:  no reply
 >snipped
  31:  no reply
      Too many hops: pmtu 1500
      Resume: pmtu 1500
***
Randomly i tried tracepathing 71.100.100.1 and it did in 14 steps.

ram at ram-laptop:~$ tracepath 71.100.100.1
  1:  10.1.0.8 (10.1.0.8)                               0.249ms pmtu 1500
  1:  192.168.50.1 (192.168.50.1)                         1239.862ms
  1:  192.168.50.1 (192.168.50.1)                         25244.053ms
  2:  172.24.160.22 (172.24.160.22)                       2179.046ms
  2:  172.24.160.22 (172.24.160.22)                       26184.132ms
  2:  172.24.160.22 (172.24.160.22)                       50188.101ms
  3:  218.248.255.58 (218.248.255.58)              asymm  5 2148.849ms
  3:  218.248.255.58 (218.248.255.58)              asymm  5 26155.933ms
  3:  218.248.255.58 (218.248.255.58)              asymm  5 50156.138ms
  4:  202.54.185.194 (202.54.185.194)              asymm 16 1847.889ms
  4:  202.54.185.194 (202.54.185.194)              asymm 16 25852.088ms
  5:  59.163.16.130 (59.163.16.130)                asymm 15 1975.910ms
  5:  59.163.16.130 (59.163.16.130)                asymm 15 25980.134ms
  6:  64.86.84.129 (64.86.84.129)                  asymm 14 2315.921ms
  6:  64.86.84.129 (64.86.84.129)                  asymm 14 26320.127ms
  6:  64.86.84.129 (64.86.84.129)                  asymm 14 50324.134ms
  7:  216.6.86.17 (216.6.86.17)                    asymm 13 2091.891ms
  7:  216.6.86.17 (216.6.86.17)                    asymm 13 26094.663ms
  7:  216.6.86.17 (216.6.86.17)                    asymm 13 50093.805ms
  8:  216.6.33.5 (216.6.33.5)                      asymm 14 1256.042ms
  8:  216.6.33.5 (216.6.33.5)                      asymm 14 25260.117ms
  9:  66.198.97.26 (66.198.97.26)                  asymm 15 2535.011ms
  9:  66.198.97.26 (66.198.97.26)                  asymm 15 26540.152ms
  9:  66.198.97.26 (66.198.97.26)                  asymm 15 50544.147ms
10:  152.63.57.50 (152.63.57.50)                  asymm 18 1291.888ms
10:  152.63.57.50 (152.63.57.50)                  asymm 18 25296.137ms
11:  152.63.81.242 (152.63.81.242)                asymm 13 692.055ms
12:  152.63.80.18 (152.63.80.18)                  asymm 14 2579.909ms
12:  152.63.80.18 (152.63.80.18)                  asymm 14 26584.147ms
12:  152.63.80.18 (152.63.80.18)                  asymm 14 50588.147ms
13:  130.81.28.234 (130.81.28.234)                asymm 14 2069.481ms
13:  130.81.28.234 (130.81.28.234)                asymm 14 26076.123ms
13:  130.81.28.234 (130.81.28.234)                 asymm 14 50080.163ms
14:  71.100.100.1 (71.100.100.1)                   2111.704ms reached
      Resume: pmtu 1500 hops 14 back 14
ram at ram-laptop:~$

I don't understand why it traces or pings a random ip address

****
So what could be the problem - if an additional DNS needs to be added / 
changed how do i find out ???

Any one else using BSNL WLL can they confirm what their DNS' are and if 
its working.

thanks
ram

System : Ubuntu 7.10, BSNL FWT, Access method using wvdial.




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