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    2. travisdh1
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    • Following 4
    • Followers 9
    • Topics 168
    • Posts 9,050
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    Posts

    Recent Best Controversial
    • RE: Drive Placement In DELL Server

      @scottalanmiller said:

      @travisdh1 said:

      @coliver said:

      @travisdh1 said:

      @BRRABill said:

      @wrx7m said:

      I didn't know you could go in whatever pattern. I always filled from 0-x

      I always thought you had to do that as well.

      And even though it always worked with gaps, wondered if it would cause issues.

      The only problems random drive placement may cause is when replacing failed drives, by the person pulling the wrong drive..... which shouldn't be an issue, you have documentation on where each drive is, right? RIGHT?

      Most alerts I get tell me which bay the drive is in. Not sure if that is the same on Dell servers?

      On the server with a real RAID adapter it'll tell me, but my software based RAIDs generally aren't so nice because they don't know.

      I guess if you put them in one at a time and set them up, you'd know then.

      Bet you'd never guess that I've about bit myself doing this a number of times.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Drive Placement In DELL Server

      @coliver said:

      @travisdh1 said:

      @BRRABill said:

      @wrx7m said:

      I didn't know you could go in whatever pattern. I always filled from 0-x

      I always thought you had to do that as well.

      And even though it always worked with gaps, wondered if it would cause issues.

      The only problems random drive placement may cause is when replacing failed drives, by the person pulling the wrong drive..... which shouldn't be an issue, you have documentation on where each drive is, right? RIGHT?

      Most alerts I get tell me which bay the drive is in. Not sure if that is the same on Dell servers?

      On the server with a real RAID adapter it'll tell me, but my software based RAIDs generally aren't so nice because they don't know.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Drive Placement In DELL Server

      @BRRABill said:

      @wrx7m said:

      I didn't know you could go in whatever pattern. I always filled from 0-x

      I always thought you had to do that as well.

      And even though it always worked with gaps, wondered if it would cause issues.

      The only problems random drive placement may cause is when replacing failed drives, by the person pulling the wrong drive..... which shouldn't be an issue, you have documentation on where each drive is, right? RIGHT?

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Offline virus scanner - what do you use?

      You mean nobody has a PXE boot to scanner option setup? What are we coming to? Actually, I'm guessing by the time we're considering an off-line scan it's past time to nuke-it-from-orbit.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Technology Challenge -1

      @Dashrender said:

      @scottalanmiller said:

      More or less you are asking for headphones that are like the universal translator of Star Trek. It's a neat idea and, in theory, Google can do this. However the processing power needed to do this in real time is immense and could not be put into headphones yet. As a concept, yes it can be done. In a practical sense, it cannot be done yet.

      I think Skype is doing this is real, or very near real time right now.

      Microsoft and Google are known to be working on it and have real-time translation in testing. I'd be very surprised if Apple is not also working on it. Making it available in headphones rather than large server clusters? No.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Who's getting a new phone in 2016?

      @Dashrender I haven't weighed it, but I'd guess ~15 to 20 lb. You can tell that things are in the vest, but you'd never guess how much or what.

      Edit: Yes, requires sturdy shoulders.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: What Are You Doing Right Now

      @scottalanmiller said:

      Well we had a major shopping fail. Turns out that today is the Feast of the Epiphany and this is a Greek Orthodox country. Nothing open. Nothing. Anywhere. Not even grocery stores.

      Any truck stops around? That's the only place I can think of around here that's open 24/7/365 anyway.

      posted in Water Closet
      travisdh1T
      travisdh1
    • RE: ZeroTier Review

      @travisdh1 said:

      I could wish for 512 bit where it's available, but 256-bit ECCDH and Salsa20 + Poly1305 should be all right. I know Steve Gibson is using NaCl and ECCDH in his SQRL protocol, so should be ok. So long as implementation isn't funky, it should be good.

      Some odd seeming results for me as well. This is between the two locations here.

      iperf over ZeroTier
      *pm7:~# iperf -c 10.147.17.117

      Client connecting to 10.147.17.117, TCP port 5001
      TCP window size: 35.2 KByte (default)

      [ 3] local 10.147.17.239 port 55229 connected with 10.147.17.117 port 5001
      [ ID] Interval Transfer Bandwidth
      [ 3] 0.0-10.1 sec 11.1 MBytes 9.21 Mbits/sec
      pm7:~# iperf -c 10.147.17.117

      Client connecting to 10.147.17.117, TCP port 5001
      TCP window size: 35.2 KByte (default)

      [ 3] local 10.147.17.239 port 55231 connected with 10.147.17.117 port 5001
      [ ID] Interval Transfer Bandwidth
      [ 3] 0.0-10.2 sec 13.2 MBytes 10.9 Mbits/sec*

      ZertoTier Network Traceroute
      pm7:~# traceroute 10.147.17.117
      traceroute to 10.147.17.117 (10.147.17.117), 30 hops max, 60 byte packets
      1 10.147.17.117 (10.147.17.117) 105.785 ms 106.404 ms 106.404 ms

      traceroute between the two external networks
      @virt2:~# traceroute ???????.poweredbyclear.com
      traceroute to brouter2.poweredbyclear.com (24.166.55.233), 30 hops max, 60 byte packets
      1 192.168.4.5 (192.168.4.5) 0.746 ms 1.035 ms 1.341 ms
      2 oh-71-51-112-1.dhcp.embarqhsd.net (71.51.112.1) 33.373 ms 35.036 ms 36.967 ms
      3 mnfd-agw1.inet.qwest.net (75.160.216.17) 38.446 ms 40.185 ms 42.587 ms
      4 chp-brdr-04.inet.qwest.net (67.14.8.238) 66.026 ms 68.712 ms 70.119 ms
      5 206.111.2.153.ptr.us.xo.net (206.111.2.153) 70.872 ms 73.320 ms 75.035 ms
      6 207.88.15.89.ptr.us.xo.net (207.88.15.89) 77.473 ms 49.607 ms 53.741 ms
      7 216.1.94.146 (216.1.94.146) 55.634 ms 57.847 ms 59.770 ms
      8 bu-ether39.chcgildt87w-bcr00.tbone.rr.com (66.109.1.67) 68.413 ms bu-ether19.chcgildt87w-bcr00.tbone.rr.com (107.14.17.193) 65.995 ms bu-ether39.chcgildt87w-bcr00.tbone.rr.com (66.109.1.67) 70.655 ms
      9 bu-ether11.chctilwc00w-bcr00.tbone.rr.com (66.109.6.21) 72.059 ms 74.765 ms 77.680 ms
      10 be1.clmkohpe01r.midwest.rr.com (107.14.19.17) 85.908 ms 89.504 ms be3.clmkohpe01r.midwest.rr.com (107.14.19.61) 90.992 ms
      11 be1.pltsohae01r.midwest.rr.com (65.29.1.29) 100.139 ms 102.326 ms 107.417 ms
      12 tge9-1.mlbgoh0202h.midwest.rr.com (24.33.101.101) 68.140 ms 67.154 ms 69.541 ms
      13 tge18-10.mlbgoh0201m.midwest.rr.com (24.164.100.6) 71.648 ms 74.098 ms 86.917 ms

      So far nothing I can see should be getting that sort of speed, unless some major compression is happening somewhere. In which case I'm going to shoot for that xrdp setup.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: ZeroTier Review

      "What encryption algorithms are used?
      ZeroTier currently uses 256-bit Curve25519 elliptic curve Diffie-Hellman for shared key agreement and Ed25519 for elliptic curve signatures. 256-bit Salsa20 with Poly1305 authentication is used to encrypt traffic in transit. The construction and use of these algorithms is identical to the well-regarded NaCl cryptographic library."

      I could wish for 512 bit where it's available, but 256-bit ECCDH and Salsa20 + Poly1305 should be all right. I know Steve Gibson is using NaCl and ECCDH in his SQRL protocol, so should be ok. So long as implementation isn't funky, it should be good.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Technology Challenge -1

      Technically yes. Would anybody actually attempt such a thing, doubtful.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Who's getting a new phone in 2016?

      @coliver said:

      @Dashrender said:

      @coliver said:

      @travisdh1 said:

      @dafyre said:

      @marcinozga said:

      @quicky2g said:

      @marcinozga said:

      My contract is up for renewal this March, so I'll be getting new iPhone then. Wife will get 6S or 6S plus, I'm hoping Apple releases 6C by then. I hate big screen phones.

      I'm surprised how much I disliked big screen phones before I had one and how dependent I am on it now. Coworker had a 4inch iPhone that I got my hands on yesterday and felt like I was in the stone age.

      My beef with big screens is that it's too big for my pockets, and too big to use with one hand. Big screens are perfect for ladies carrying the phone in a purse, I'm a pocket guy.

      Get pants with bigger pockets. 🙂 -- or use a Belt clip. I started out with my first cell phone being a belt clip phone (Motorola StarTac), and have since gone either way. I like belt clips right now. 🙂

      http://www.scottevest.com/ Phone Drop

      I loved my Scottevest hoodie, wore it through most of college. You could stuff a water bottle, tablet, smartphone, keys, and about 20 other things in those pockets and still looks like you were carrying nothing at all.

      LOL - unless it's magic, there's no way to hide that you have a water bottle, unless the jacket is SUPER loose.

      It did a really good job at it. The pockets are designed to hide a medium sized water bottle. It was also super comfy even when you were loaded down with stuff. One of the best features was being able to hide your earbuds in the hood. Made many a networking/sys admin classes go faster.

      Would you rather have all that stuff in a vest/hoodie or be forced to carry a man-purse? Mine vest currently has 3 sets of keys, utility knife, 10,000mah battery pack, Nexus5, 10" tablet+keyboard, 2 usb chargers and cords, mints, daily med case, 2 pen size screwdrivers, 3 pairs of reading glasses, headphones, this weeks pay stub, and my business cards. I THINK that's it, but I could easily be forgetting things.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Proxy vs Hardware Firewall

      TL:DNR Both, you want both.

      Proxy servers can be used for a number of different things. Most common are local cache for popular sites and controlling what websites and/or services are made available to users. Hardware firewalls should be doing things like SPI (statefull packet inspection), IPS (intrusion prevention system), IDS (intrusion detection system), etc.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: ZeroTier Review

      @quicky2g said:

      @travisdh1 said:

      @dafyre said:

      @travisdh1 said:

      I'm really liking how easy it is to setup. Just want to see some security review by a trusted security person before I go ahead and roll it out. Anyone seen a review on it from someone like Steve Gibson, Brian Krebs, or the like?

      If you haven't read up in the FAQ yet, check it out here: https://www.zerotier.com/tech_faq.shtml -- especially the security section.

      What kind of use case are you seeing for it?

      I've got two locations, one with the worst "high-speed" internet you're likely to find outside of satellite (good riddance to satellite!) 1 vm host and 1 backup target at each location. Ether XenServer or ProxMox running on the servers. I'm thinking I'll be able to manage most things at both sites with a jumpbox vm. Maybe even make xrdp available as well, tho that would be painful with the DSL connection (756kb/250kb actual measured 600kb/300kb.)

      ZeroTier must use some kind of compression so might help with your speed issues. I have 5mbps upload at home. Did an upload test with iPerf between my house and my work office and saw 5mbps with Hamachi:

      0_1452090858124_hamachi.png

      Did the same test with ZeroTier between the same endpoints:

      0_1452090880951_zerotier.png

      That makes me go "What is going on here, something is not right."

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Who's getting a new phone in 2016?

      @dafyre said:

      @marcinozga said:

      @quicky2g said:

      @marcinozga said:

      My contract is up for renewal this March, so I'll be getting new iPhone then. Wife will get 6S or 6S plus, I'm hoping Apple releases 6C by then. I hate big screen phones.

      I'm surprised how much I disliked big screen phones before I had one and how dependent I am on it now. Coworker had a 4inch iPhone that I got my hands on yesterday and felt like I was in the stone age.

      My beef with big screens is that it's too big for my pockets, and too big to use with one hand. Big screens are perfect for ladies carrying the phone in a purse, I'm a pocket guy.

      Get pants with bigger pockets. 🙂 -- or use a Belt clip. I started out with my first cell phone being a belt clip phone (Motorola StarTac), and have since gone either way. I like belt clips right now. 🙂

      http://www.scottevest.com/ Phone Drop

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: ZeroTier Review

      @dafyre said:

      @travisdh1 said:

      I'm really liking how easy it is to setup. Just want to see some security review by a trusted security person before I go ahead and roll it out. Anyone seen a review on it from someone like Steve Gibson, Brian Krebs, or the like?

      If you haven't read up in the FAQ yet, check it out here: https://www.zerotier.com/tech_faq.shtml -- especially the security section.

      What kind of use case are you seeing for it?

      I've got two locations, one with the worst "high-speed" internet you're likely to find outside of satellite (good riddance to satellite!) 1 vm host and 1 backup target at each location. Ether XenServer or ProxMox running on the servers. I'm thinking I'll be able to manage most things at both sites with a jumpbox vm. Maybe even make xrdp available as well, tho that would be painful with the DSL connection (756kb/250kb actual measured 600kb/300kb.)

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: ZeroTier Review

      I'm really liking how easy it is to setup. Just want to see some security review by a trusted security person before I go ahead and roll it out. Anyone seen a review on it from someone like Steve Gibson, Brian Krebs, or the like?

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Who's getting a new phone in 2016?

      @johnhooks said:

      @travisdh1 said:

      I have a bad feeling the battery in my Nexus5 is starting the downward spiral. Sad to me because it's a very good phone. Wonder how hard it is to replace the battery... gotta go search ifixit.

      I think I've seen that you can just pop the back off and replace it.

      Not quite that easy. The connectors are underneath the internal plastic shield, so tiny driver tips are called for. Should have everything I need besides a battery tho.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: Examining the Dell PERC H310 Controller

      @BRRABill said:

      Well, over the holiday I ordered a new H710 PERC controller for this new server of mine, that is still sitting dormant, waiting for Server 2016.

      So the H310 will be going on eBay sooner than later.

      Does anyone want to see any sort of performance numbers or anything else while I have it to play with?

      Also ... is CrystalDisk in Windows a good disk speed test?

      Can that H310 act as an HBA? Just present the drives to the system? Would make Linux/UNIX style software raid viable maybe.

      posted in IT Discussion
      travisdh1T
      travisdh1
    • RE: SSH Clients for Windows

      @scottalanmiller said:

      I learned BASH shell before Microsoft had Windows for business use yet! I learned UNIX before Windows 3.11 and BASH shell many years before that.

      We're showing our age here I think. I started using computers back in the days of DOS4.0, and a sysadmin on IRIX 5.4.11. Kinda scaring myself that I actually remember the exact version/subversion.

      posted in Water Closet
      travisdh1T
      travisdh1
    • RE: What Are You Doing Right Now

      Learning about this thing called jigdo to download lots of debian packages as a single installer. Slow internet is just sad.

      posted in Water Closet
      travisdh1T
      travisdh1
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