Questions tagged [adsl]

ADSL is a broadband networking technology that transmits data over copper telephone lines.

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How to use a Cisco 880

I just bought a Cisco 800 series (a router) and I logged into the web panel and I don't know how to enable the Wi-Fi. The Wi-Fi panel is just empty with a info sign saying 'Click here to open the ...
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Slow link. Seeing this DSL statistics - is it rather me or my ISP?

My typical DSL speed used to be about 9Mbit/s down and 1Mbit/s up, just as advertised. Yesterday it dropped below 0.2Mbit/s (measured with modem's WLAN turned off and my laptop as a single wired ...
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Can FEC errors cause line to disconnect?

I am experiencing disconnect on my line and the technician measured the line at home seeing a high number of FEC errors (about 2k in a min), where when checked the line outside the house he only found ...
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ADSL emulation without dslam: is possible?

Using the right pieces(ATA+Asterisk, or Asterisk with analog card and two fxs modules) I successfully create a fake pstn and connect two 56k modems(Windows to Linux or vice-versa) to emulate the old ...
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Can I use an old ADSL inline filter/splitter for a VDSL connection?

I have an old ADSL inline filter/splitter that plugged into my phone line which I used to use on my old internet setup: I no longer need it, but someone else I know may need it for their Australian ...
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can be with different networks ( 5G + Landline) two devices download a same torrent to same location to increasing speed download?

does it work if two devices download the same torrent to the same location but with different networks ( 5G + Landline)? So do u think that can be better speed than (Because of increasing bandwidth?
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Can I use the TP-LINK TD-W8960N (ADSL2+) as VDSL modem

I want to find out can I use the below modem (TP-LINK TD-W8960N ADSL modem) as VDSL mode, so I have seen this post which the Rao said : Will an ADSL2+ modem work with a VDSL input connection? Yes. It ...
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PVC bridge IP address conflict

ADSL Router. DHCP On. PVC0: 8/35 PPPoE/LLC IGMP: Disabled NAT: On Default Connection: Enabled (Internet) PVC1: 0/33 Bridge PVC3: 0/32 PPPoE/LLC IGMP: Enabled NAT: On Default Connection: Disabled (IPTV)...
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Two internet connections, two routers, one network, IP address conflict

I have these configurations on two connected routers: Connection = LAN to LAN. ISP1: ADSL internet connection 1. ISP2: ADSL internet connection 2. DHCP: 192.168.1.2 to 192.168.1.254. And this is how ...
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Huawei router starts acting crazy

So, my Huawei HG532e was working perfectly, fast starting , great internet speed , no lag , no nothing ...But today the power went off , I unplugged the router (in case of the power coming on/off), ...
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Is it ok to run multiple CAT3 and CAT6 cables next to each other?

Is it ok to run multiple CAT3 [ADSL2+] and CAT6 cables next to each other, including within a wall, for a 20m - 30m run?
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Why SNR Down Decrease during the time?

I have an ADSL service. here is my ADSL Log: SNR Up : 18.5 SNR Down : 7.9 Line Attenuation Up: 24.6 Line Attenuation Down: 40.4 Data Rate Up: 1022 Data Rate Down: 9845 As you may see my ...
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After moving residence, DSL still works with same login and no technician visit?

I have a question about DSL technology: I recently moved houses, the new address is only about 300m away. Right between the 2 locations, there's a DSLAM. Yesterday, I plugged in the router even ...
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public service over cellular network

how does it possible that applications in a cellular network are using the outside servers resources.but if you run for example a simple web server other's cannot see your web pages through the public ...
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How to unlock DLink router

I have a DLink ADSL router DSL-2740U with firmware version ME_1.03 I downloaded the new firmware img file from https://dlinkmea.com/index.php/product/details?det=NmFNY0ZsYnAvN3BYZlA0a0d2blliQT09 I ...
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could not access my esxi server from my same network

I configured a server as Esxi 6.7 but I could not access it from my home network, the ESXi server can ping the default gateway but no other device can ping it or vice versa Thanks in advance
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How important an ADSL/VDSL microfilter is?

I bought the netgear dm200 ADSL/VDSL modem to change the existing modem/router in my home. I first switched the microfilter, and connected the old hardware (Not the dm200) to the new microfilter. I ...
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Connect router to modem to use it's hotspot

I have an ADSL modem that have problem with WIFI (wifi broken) , (i just use it with LAN). And i also have a router modem (not adsl modem), how can i transmit network connection from my first modem ...
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Combining ADSL's valid IP and LTE's high upload bandwidth

I have an ADSL connection with 10/1 Mbps download/upload speed and a valid IPv4 address (i.e., addressable from the internet). Also, there is a Debian server on my network that is running a GitLab CE ...
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Interleaving, and its effect on VDSL2 latency

(Re-posting from Network Engineering SE, turns out this was actually off-topic there.) Having moved to a new house I hired with an ISP a broadband internet plan. The technician told me I live really ...
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ADSL to Ethernet Cable connection?

In summary, my question is whether I can get an internet connection on my laptop by using a cable to connect it to a micro-filter on a phoneline extension. I also have a subsidiary question about ...
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How are the three channels of an ISDN line seperated from each other? And how does that differ from the way channesl are divided in a DSL line?

My thinking is (pls correct me if I'm wrong)an ISDN line has two B channels for data transferring and a D channel for signaling; channels of a DSL line are separated by frequencies of the ...
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1 vote
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How to use non-ADSL router with ADS line?

Currently I connect to ADSL line with an old linksys wag54gs modem/router device. I'm not satisified with it and would rather use my TP-Link Archer C7 with openWRT - which obviously has no modem ...
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What cause packet loss on my network?

This is my trace test from my PC to google.com 1 1 ms 1 ms 1 ms 192.168.1.1 2 23 ms 23 ms 23 ms host-41.236.127.1.tedata.net [41.236.127.1] 3 27 ms 27 ms 28 ms ...
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No internet access when modem reboots

I have a cable modem (A) given by my ISP (which has only 1 RJ 45 Ethernet port along with the ISPs cable input port) a modem+router (B) and another router (C). A lan cable connects A to B, another ...
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How do I really know who is accessing my server?

Recently I started using my old desktop computer as a server, I installed Ubuntu server 18.04 and it's now connected to my router (Huawei HG532s). I also have a web page (Only for testing) and an SSH ...
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Slow internet with Asus DSL-N17U

I have two DSL routers with same configuration (I think so) , one is TECHNICOLOR TD5130 V2 (provided by the ISP Maroc Telecom) and the other one is Asus DSL-N17U which I bought to use the nice ...
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1 vote
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953 views

Is the Line Attenuation the reason my download speed is very slow or my ISP is cheating?

Recently I noticed, my 8Mb ADSL subscription, can only download with 600KB to 920KB per second using IDM, while it should be downloading with 1MB speed steady and not fluctuating like that! I also ...
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Attenuation, SNR, wire from Demarcation box OK but ping request and traceroute/tracert hangs sometimes, for ADSL+

I had an ADSL+ internet connection from a third party ISP (Internet Service Provider). Attenuation was low. SNR (signal-to-noise) Ratio was Normal. I checked it with the tool(DMT) from the internet ...
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Is it possible to connect an adsl splitter in this particular way?

As shown in the picture, Would it be alright if I attached the adsl splitter on an incoming line after the modem and before any other telephones? (leaving out the modem socket on the splitter) ...
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What is my internet speed?

First three days The speed in the Router "192.168.1.1" is 5 mbit all the time, and in speedtest.net is 5 mbit. After 3 days The speed in speedtest.net dropped to 4 mbit, but still 5 mbit in ...
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6 votes
2 answers
23k views

Bridge vs PPPoE Mode

I have an ADSL Modem/Router from the ISP, and my PC is connected to it. Just one PC connected to the Router. The Router has a [PPPoE] mode and a [Bridge] mode. Which mode gives me fast and low ...
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How to setup QOS?

I have 2 PC PC1 download large files all the time PC2 browser internet some times like facebook PC2 can't enter facebook because PC1 download large files all the time I want router give proitry to ...
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2 votes
2 answers
4k views

My ADSL router keeps disconnecting, how can I diagnose it?

My ADSL router (a 10-ish years old Comtrend AR-5381u) keeps disconnecting from the Internet every few minutes. It's been like that for 3-4 days; the weird thing is that it only happens during the ...
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Home internet connection suddenly unreliable

I'm a bit at my wit's end so forgive me if this is a common topic. I have a 4 MB ADSL line which I access in my house via wifi. The ADSL modem is connected to an Asus RT-AC68U wifi router via ...
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ADSL latency/ping times

I am correct in believing that no fault on the actual DSL part of a broadband connection would affect latency? By 'DSL part' I am referring to the modem at the customer premises, the copper pair back ...
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How to combine 2 different WAN connections in the same home network

I have an existing DSL package that provides a Public IP. I use this to perform port forwarding and run VPN to access my home network and devices over the internet. However, the speed is only 4mbps, ...
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Router reports really low line attenuation, what could be the cause?

I remember reading that below 5 for line attenuation is danger zone level bad. This is a new phone line, new dsl, so i havent yet tested it fully with torrenting, etc.
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Joining CAT x cable with soldered joins - will it affect ADSL?

I live in a rural area. I always thought my 1.5 Mbps down speed was part of life. After a technician visit, he fixed some phone cable joins in my 35yo house and increased my speed to 5.5 Mbps. His ...
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Difference between downloading speed

I have ADSL connection with speed around 7.7-8 Mbsec. Monitoring traffic shows that on youtube i have all of that speed, but in other cases like torrents or game launchers i have aroud 700 - 800 Kbsec....
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1 vote
1 answer
463 views

How to access SNR diagnostics on a Linux based DSL modem

I have an Asus DSL-N14U modem, which - when connected to its web admin user interface - shows a pretty useful graph similar to the frequency spectrum on https://en.wikipedia.org/wiki/...
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4 votes
1 answer
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What is SNR Margin and Line Attenuation?

I'm currently using an adsl connection and last week an engineer from my ISP came and told me that my SNR margin and line attenuation is not good, and they need to replace the main telephone cable to ...
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2 answers
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What do the metrics used in a Broadband modem details page mean in layman's terms?

More like "Higher the better" or "Lower the better" Kind of way. I'm trying to Figure out why my connection has low upload speed. +------------------+------------+----------+------+ | ...
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Can I tell if a 4 Mbps ADSL connection will work given my modem stats?

I use telephone company provided ADSL. Currently I have a 2 Mbps plan. They offer a 4 Mbps plan but they say whether I can get the 4 Mbps speed depends on how far I am from the telephone exchange. So ...
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Internet disconnects every 2 minutes everyday for months, solutions?

Calling ISP does nothing, they send a guy to check my cabinate and he sees nothing wrong and nothing wrong at the exchange. They check the line and they say it can handle 16mb. yet it cant even handle ...
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Why are my ADSL2+ data rates are not matching data rate standards?

I have been in curiosity ever since when I checked my ISP ADSL Data Rates they are not according to the standard values. Can anyone confirm that why they are not like that? Following Table shows all ...
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3 votes
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pppd loses ADSL IPv6 connection after 30 minutes

I run a modem in bridge mode and use pppd to open the connection. While the IPv4 connection is stable, the IPv6 connection seems to die exactly 30 minutes after opening it. ping6 starts returning ...
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How to add additional MAC addresses to wireless MAC address filter in ZTE modem?

The Wireless MAC Address Filter in my ZTE modem allows me to input only 8 MAC addresses. How to add more than these 8 addresses ? My ZTE modem is ZXV10 W300 Series.
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3 votes
2 answers
2k views

My ADSL connection keeps dropping

For weeks my internet connection dropping about every 15-30 minutes. Then it comes back after 2-5 minutes. I reported the problem to my ISP, after a day they told me the problem is telephone cables in ...
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When to consider the noise safety coefficient as bad or good?

I moved to new house and I have VDSL service exactly like the one I have before but I'm having issues with speed dropping, sometimes I get full speed which is 20 Mbps and sometimes I get 2 Mbps, so I ...
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