On 02/02/2017 10:12 PM, TE Dukes wrote: > >> -----Original Message----- >> From: CentOS [mailto:centos-bounces at centos.org] On Behalf Of Matt >> Garman >> Sent: Thursday, February 2, 2017 8:52 PM >> To: CentOS mailing list >> Subject: Re: [CentOS] Spotty internet connection >> >> On Thu, Feb 2, 2017 at 7:13 PM, TE Dukes <tdukes at palmettoshopper.com> >> wrote: >>> Lately I have been getting slow and partial page loads, server not >>> found, server timed out, etc.. Get knocked off ssh when accessing my >>> home server from work, etc. Its not the work connection because I >>> don't have problems accessing other sites, just here at home and my home >> server. >>> Is there any kind of utility to check for failing hardware? >> I have the exact same problems from time to time via Comcast. Mine comes >> and goes, and lately it hasn't been too bad. But when it comes, it's down > for >> very small amounts of time, maybe 30-90 seconds, which is just long enough >> to be annoying, and make the service unusable. >> >> When it was really bad (intermittent dropouts as described above, almost >> every night during prime time, usually for several hours at a >> time) I wrote a program to do constant pings to several servers at once. > If >> you're interested, I'll see if I can find that script. But, conceptually, > it ran >> concurrent pings to several sites, and kept some stats on drops longer > than >> some threshold. Some tips on a program like this: use IP addresses, > rather >> than hostnames, because ultimately using a hostname implicitly does a DNS >> lookup, which likely requires Internet service to work. I also did > several >> servers at once, so I could prove it wasn't just the one site I was > pinging. >> Included in the list of servers was also the nexthop device beyond my > house >> (presumably Comcast's own router). Use traceroute to figure out network >> paths. >> >> After running this for a while---before I called them with the > evidence---the >> problem magically cleared up, and since then it's been infrequent enough >> that I haven't felt the need to fire up the script again. When it comes > to >> residential Internet, I am quite cynical towards monopoly ISPs like > Comcast... >> so maybe they saw the constant pings and knew I was building a solid case >> and fixed the problem. Or maybe enough people in my area complained of >> similar problems and they actually felt uncharacteristically caring for a > second. >> I haven't been there in a while, but in the past, I've gotten a lot of > utility out >> of the DSLReports Forums[1]. There are private forums that will put you > in >> direct contact with technical people at your ISP. >> It can sometimes be a good way to side-step the general customer service >> hotline and get in touch with an actual engineer rather than a script > reader. >> Maybe not, but worst-case you're only out some time. >> Also, you might post this same question to one of the public forums over >> there, as there seems to be lots of knowledgeable/helpful people hanging >> out there. (Despite the name, it's not only about DSL, but consumer ISPs > in >> general.) >> >> [1] http://www.dslreports.com/forums/all >> > Thanks for the info. > > I've seen that site before so I might check it out. > > My router/modem has a log. Its loaded with errors I can't interpret. I > googled a portion of it and landed on TWC forums. > > Missing BP Configuration Setting TLV > > http://forums.timewarnercable.com/t5/Connectivity/Predictable-disconnects/td > -p/1016 > > Didn't see much of an answer. > > Hopefully it's a temporary thing as it just started. I don't think it's a > problem on my end, maybe, but doubt it. I'll give it another day or so. > > Thanks!! > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos > Hi, What kind of cable modem/gateway do you have? Just wondering because my 12 year old Toshiba finally crapped out and Spectrum gave me a new one. Its and ARRIS TG1682G and it only gives me a private IP not like the old one which gave me the public IP so I can't ssh to home from work anymore, so I am wondering how you do it? Thanks, Steve --