TL-R470T+ : Internet from WAN but not from LAN !!

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TL-R470T+ : Internet from WAN but not from LAN !!

This thread has been locked for further replies. You can start a new thread to share your ideas or ask questions.
TL-R470T+ : Internet from WAN but not from LAN !!
TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-03 09:15:09 - last edited 2021-04-19 11:50:43
Model: TL-R470T+  
Hardware Version: V6
Firmware Version: 6.0.0 Build 20170609 Rel.58938

All  is in the subject.

We can provide you

 

 

Here are details

Only one WAN

 

WAN:

wan address DynIP

ipv4: 192.168.1.6/24

GW 192.168.1.1

 

LAN:

LAN Ip Address 192.168.212.254/24

Management vlan 436

 

 

ID 1 VLANID 336 1: UNTAG

ID 2 VLANID 436 2, 3, 4, 5: Untag

 

Added firewall rule and rebooted since it was not working

ID    Name    Source    Destination    Policy    ServiceType    Interface    EffectiveTime
1    default    IPGROUP_ANY    IPGROUP_ANY    Allow    ALL    LAN    Any

 

Routing Table:

ID  DestinationIP  SubnetMask     NextHop        Interface  Metric
1   0.0.0.0        0.0.0.0        192.168.1.1   WAN1       0
2   127.0.0.0       255.0.0.0      0.0.0.0       lo           0
3   192.168.1.0       255.255.255.0  0.0.0.0       WAN1       0
4   192.168.212.0  255.255.255.0  0.0.0.0       LAN        0

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#1
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-03 09:21:39 - last edited 2021-04-19 11:50:43

Diagnostic

ping from wan1 8.8.8.8

PING 8.8.8.8 (8.8.8.8): 64 data bytes
Reply from 8.8.8.8:  bytes=64  ttl=56  seq=1  time=16.081 ms
Reply from 8.8.8.8:  bytes=64  ttl=56  seq=2  time=15.822 ms
Reply from 8.8.8.8:  bytes=64  ttl=56  seq=3  time=16.087 ms
Reply from 8.8.8.8:  bytes=64  ttl=56  seq=4  time=16.288 ms

--- Ping Statistic "8.8.8.8" ---
Packets: Sent=4, Received=4, Lost=0 (0.00% loss)
Round-trip min/avg/max = 15.822/16.069/16.288 ms

 

ping from lan 8.8.8.8

PING 8.8.8.8 (8.8.8.8): 64 data bytes
Request timed out!
Request timed out!
Request timed out!
Request timed out!

--- Ping Statistic "8.8.8.8" ---
Packets: Sent=4, Received=0, Lost=4 (100.00% loss)

 

 

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#2
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-04 08:34:37 - last edited 2021-04-19 11:50:43

Any support?

 

Thanks.

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#3
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-07 08:46:18 - last edited 2021-04-19 11:50:43
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#4
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-08 12:16:25 - last edited 2021-04-19 11:50:43

Just upgraded firmware to the latest  version: 6.0.3 Build 20180731 Rel.56894

 

Issue is still the same.

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#5
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-09 10:26:10 - last edited 2021-04-19 11:50:43

@ksxour 

 

From your IP address and routing table, it seems has not problem. If you connect a PC to the router, can the PC get IP address and ping the router?

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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-10 08:26:01 - last edited 2021-04-19 11:50:43

@Andone 

 

Thanks for your attention Andone.

 

Yes I connected A PC from which I can ping the LAN Address of the router 192.168.212.254, but not internet (8.8.8.8 or whatever) !

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#7
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-11 02:04:04 - last edited 2021-04-19 11:50:43
Could you ping 192.168.1.1? It's the GW of your R470T+. If you can ping 192.168.1.1, it means that R470T+ can forward the data normally. If not, R470T+ should has problem, check whether has some Firewalls rule on R470T+ which may block the data. If you can ping 8.8.8.8 but cannot access the internet, please check the DNS server for your devices and router.
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-11 11:30:39 - last edited 2021-04-19 11:50:43

@Andone

 

From Client Box with ip 192.168.252.2, I can obviously ping R470T+ LAN Interface (192.168.2.254), and also WAN Interface (192.168.1.6)

But I can't ping the GateWay of WAN Interface (192.168.1.1) NOR internet (8.8.8.8)

 

 

 

# ping -c 4 192.168.212.254
PING 192.168.212.254 (192.168.212.254) from 192.168.212.2: 56 data bytes
64 bytes from 192.168.212.254: icmp_seq=0 ttl=64 time=0.598 ms
64 bytes from 192.168.212.254: icmp_seq=1 ttl=64 time=0.595 ms
64 bytes from 192.168.212.254: icmp_seq=2 ttl=64 time=0.490 ms
64 bytes from 192.168.212.254: icmp_seq=3 ttl=64 time=0.508 ms

--- 192.168.212.254 ping statistics ---
4 packets transmitted, 4 packets received, 0.0% packet loss

# ping -c 4 192.168.1.6
PING 192.168.1.6 (192.168.1.6) from 192.168.212.2: 56 data bytes
64 bytes from 192.168.1.6: icmp_seq=0 ttl=64 time=0.610 ms
64 bytes from 192.168.1.6: icmp_seq=1 ttl=64 time=0.521 ms
64 bytes from 192.168.1.6: icmp_seq=2 ttl=64 time=0.446 ms
64 bytes from 192.168.1.6: icmp_seq=3 ttl=64 time=0.555 ms

--- 192.168.1.6 ping statistics ---
4 packets transmitted, 4 packets received, 0.0% packet loss

 

 

# ping -c 4 192.168.1.1
PING 192.168.1.1 (192.168.1.1) from 192.168.212.2: 56 data bytes

--- 192.168.1.1 ping statistics ---
4 packets transmitted, 0 packets received, 100.0% packet loss
# ping -c 4 8.8.8.8
PING 8.8.8.8 (8.8.8.8) from 192.168.212.2: 56 data bytes

--- 8.8.8.8 ping statistics ---
4 packets transmitted, 0 packets received, 100.0% packet loss

 

 

 

For the Firewall Settings I haf no RULE I decided to create one which alllowed everything. Also in this part MAC Filtering is disabled.

ID    Name    Source                  Destination        Policy          ServiceType  Interface  EffectiveTime

1     default  IPGROUP_ANY     IPGROUP_ANY  Allow           ALL                ALL         Any

 

 

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#9
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Re:TL-R470T+ : Internet from WAN but not from LAN !!
2019-10-12 09:17:57 - last edited 2021-04-19 11:50:43

@ksxour 

 

Save your configuration and try to reset your router. If still has the problem, you can check the ARP table for R470T+ and its gateway. It's for confirming has not IP conflict.

For R470T+, you can access Firewall->Anti ARP Spoofing->ARP Table. You need to know the LAN MAC of R470T+'s gateway. Then confirm whether the ARP is correct.

 

You also can use wireshark to capture the packets for WAN port. But you need to know about wireshark and port mirror.

 

Maybe R470T+ did not forward the packets, maybe its gateway did not reply R470T+.

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#10
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