Andy Lacey
andy at minstersystems.co.uk
Mon Nov 3 12:59:09 CST 2003
Rocky Then please do sub to dba-tech. The more the better. Andy Lacey http://www.minstersystems.co.uk > -----Original Message----- > From: accessd-bounces at databaseadvisors.com > [mailto:accessd-bounces at databaseadvisors.com] On Behalf Of > Rocky Smolin - Beach Access Software > Sent: 03 November 2003 18:19 > To: Access Developers discussion and problem solving > Subject: Re: [AccessD] OT: Wireless network (sort of) > > > Aw Roz can't we finish this one here? I'm not subscribed to Tech. > > Rocky > > ----- Original Message ----- > From: "Roz Clarke" <roz.clarke at donnslaw.co.uk> > To: "'Access Developers discussion and problem solving'" > <accessd at databaseadvisors.com> > Sent: Monday, November 03, 2003 8:24 AM > Subject: RE: [AccessD] OT: Wireless network (sort of) > > > > Nicely put. However <bzzzzz!> by being the first person to post to > > this thread today, you fall foul of a new policy just > agreed between > > myself and the other moderators. Don't take it personally... > > > > EVERYONE PLEASE NOTE: from now on we will be insisting that > responses > > to questions which really belong on one of the other lists MUST be > > made on > the > > appropriate list and not on AccessD. > > > > Initial requests for help can still be sent to AccessD, until it > > becomes clear that we have enough subscribers on the other lists to > > make it unneccessary, but all responses should be sent to the VB, > > SQL-Server or > Tech > > list. > > > > We will be sending out an official email to that effect > sometime soon. > > > > If you disagree with the policy please send a mail to > > ops-mod at databaseadvisors.com and we will consider your views. > > > > Thanks > > > > Roz > > > > -----Original Message----- > > From: Drew Wutka [mailto:DWUTKA at marlow.com] > > Sent: 03 November 2003 16:08 > > To: 'Access Developers discussion and problem solving' > > Subject: RE: [AccessD] OT: Wireless network (sort of) > > > > > > Think of a subnet as a neighborhood. A network neighborhood. The > > subnet 'mask' is a property in TCP/IP, which tells your > machine what > > IP addresses are around it. It's a bitmask thing. > > > > 192.168.0.1, with a subnet mask of 255.255.255.0 tells the machine > > that 192.168.0.1 through 192.168.0.255 are around it. If > the bit is > > turned on > in > > the subnet mask, IP Addresses in that subnet must have a > matching bit > > (either on or off....), if it's turned off in the subnet, > that bit in > > the > IP > > address can be different. So 255.255.255.254 for a subnet, is a > > subnet of > 2 > > machines. > > > > The reason this is important, is because subnets control how much > > broadcasting and browsing your machine must do, to locate other > > computers > on > > the network. A subnet of 255.255.0.0 tells your computer there are > > 65k machines on the subnet, and more then likely you will > never find > > anything, because it will eventually give up. > 255.255.255.0 tells it > > there are 256 > > (255) computers on the subnet, which it should be able to > find just fine. > > However, if you have a smaller network, a smaller subnet > speeds up the > > 'searching'. > > > > That leads to what I was talking about earlier...the > Gateway (router). > When > > you tell a machine to go to 123.456.789.321, if that IP > Address is not > > on the subnet, it doesn't even bother looking, it just sends the > > request to > the > > gateway IP (router), so the router does the searching. > > > > Drew > > > > -----Original Message----- > > From: Rocky Smolin - Beach Access Software > [mailto:bchacc at san.rr.com] > > Sent: Friday, October 31, 2003 6:53 PM > > To: Access Developers discussion and problem solving > > Subject: Re: [AccessD] OT: Wireless network (sort of) > > > > > > O. What's a subnet? And where do I get one? And do I want one? > > > > Rocky > > > > ----- Original Message ----- > > From: "Drew Wutka" <DWUTKA at marlow.com> > > To: "'Access Developers discussion and problem solving'" > > <accessd at databaseadvisors.com> > > Sent: Friday, October 31, 2003 9:20 AM > > Subject: RE: [AccessD] OT: Wireless network (sort of) > > > > > > > Yes, a switch is used to connect computers on the same subnet. A > > > router > > is > > > used to connect subnets together. A router is usually also a > > > switch, so > > it > > > can connect computers on the same subnet, AND connect one > subnet to > > another. > > > > > > Drew > > > > > > -----Original Message----- > > > From: Rocky Smolin - Beach Access Software > > > [mailto:bchacc at san.rr.com] > > > Sent: Friday, October 31, 2003 9:20 AM > > > To: Access Developers discussion and problem solving > > > Subject: Re: [AccessD] OT: Wireless network (sort of) > > > > > > > > > Is there a difference between a switch and a router? > > > > > > Rocky > > > > > > ----- Original Message ----- > > > From: "Frank Tanner III" <pctech at mybellybutton.com> > > > To: "Access Developers discussion and problem solving" > > > <accessd at databaseadvisors.com> > > > Sent: Friday, October 31, 2003 6:54 AM > > > Subject: RE: [AccessD] OT: Wireless network (sort of) > > > > > > > > > > I recommend "hardwiring" the IP address of any device > > > > or server connected to your LAN that's not a > > > > workstation and is virtually always on. > > > > > > > > For the price, I would also highly recommend removing > > > > all hubs from your network and using them as > > > > doorstops. Switches have come way down in price and > > > > have many benifits over hubs. > > > > > > > > Hubs divide the bandwidth across all ports. Thus if > > > > you have an 8-port 10-BaseT hub, all ports that are processing > > > > data split that 10Mbit. A switch, each port gets the fill > > > > bandwidth. > > > > > > > > That's not including the security issues inherent with hubs as > > > > they broadcast all available data to all available ports rather > > > > than to the proper destination port. > > > > > > > > --- John Colby <jcolby at colbyconsulting.com> wrote: > > > > > Yes, you can indeed daisy chain routers and > > > > > SUPPOSEDLY hubs, though I had no > > > > > joy doing that with my old hub. I am however daisy > chaining my > > > > > old 4 port router off of my new 4 port wireless router. The > > > > > newer models even figure out what kind of cable you > are using, > > > > > crossover or regular. The biggest > > > > > issue there was that the router was the dhcp server > > > > > so I had to turn off the > > > > > old as a dhcp server and turn on the new. I also > > > > > hardwired the address of > > > > > the old router to 192.168.1.2. Daisy Chaining two 4 > > > > > port routers isn't a > > > > > panacea however since you now end up using two ports > > > > > just for the daisy > > > > > chain and have 6 left. In my case though I also > > > > > have a wireless so I can > > > > > get my laptop in through that and could also get > > > > > other computers in if > > > > > needed. > > > > > > > > > > I have an old model I TIVO which I modded to use the > internet to > > > > > "call in" for programming. I had to snake a cable > down the wall > > > > > from the living room (luckily exactly over my office in the > > > > > basement). I understand that the > > > > > model II has USB ports that can automatically use > > > > > the USB wireless cards to > > > > > connect to the internet. > > > > > > > > > > John W. Colby > > > > > www.colbyconsulting.com > > > > > > > > > > -----Original Message----- > > > > > From: accessd-bounces at databaseadvisors.com > > > > > [mailto:accessd-bounces at databaseadvisors.com]On > > > > > Behalf Of Rocky Smolin - > > > > > Beach Access Software > > > > > Sent: Friday, October 31, 2003 8:33 AM > > > > > To: Access Developers discussion and problem solving > > > > > Subject: Re: [AccessD] OT: Wireless network (sort > > > > > of) > > > > > > > > > > > > > > > John: > > > > > > > > > > I heard that you can daisy chain hubs off one of the ports on > > > > > your router to get more ports and that you can go up to 255 > > > > > devices from one router this way. Seems to easy and cheap, > > > > > though. > > > > > > > > > > I've also found that when creating a new network it sometimes > > > > > takes a few minutes for the different shared devices to 'see' > > > > > each other - especially on the wireless. So I'll > whang around > > > > > frustrated trying to get the network to > > > > > work and then have the same experience you had - > > > > > after a few minutes, > > > > > suddenly the other machines are in my network > > > > > neighborhood. Go figure. > > > > > > > > > > Rocky > > > > > > > > > > ----- Original Message ----- > > > > > From: "John Colby" <jcolby at colbyconsulting.com> > > > > > To: "Database Advisors Inc. (Tech)" > > > > > <Dba-Tech at databaseadvisors.com>; "AccessD" > > > > > <AccessD at databaseadvisors.com> > > > > > Sent: Thursday, October 30, 2003 5:39 PM > > > > > Subject: [AccessD] OT: Wireless network (sort of) > > > > > > > > > > > > > > > > I ordered a Netgear MR814v2 Wireless router a > > > > > couple of weeks ago. I > > > > > needed > > > > > > to expand my 4 port router (I had 5 things I kept > > > > > needing to plug in) and > > > > > > the Netgear was on sale at www.Newegg.com at the > > > > > time. I then tried and > > > > > > failed to install a linksys WPC11v2.5 I had laying > > > > > around, so I ordered a > > > > > > dlink dwl-650 that was on sale (rebate) at > > > > > www.newegg.com. Long story > > > > > > short, it didn't work. Long story a little > > > > > longer, a very long call to > > > > > > dlink tech support, did not solve the problem. > > > > > > > > > > > > Or maaaaaybe it did. After failing to figure > > > > > anything out, they > > > > > recommended > > > > > > that I upgrade my laptop bios. It's an ancient > > > > > (now) 233mhz PII Toshiba > > > > > > Satellite 4000 that I bought with my first > > > > > paycheck from my trip to work > > > > > for > > > > > > Mr. Breen in Dublin Ireland back in hmmm..... > > > > > November 1997? Getting a > > > > > bit > > > > > > long in the tooth, truth be told. > > > > > > > > > > > > The bios upgrade and also the old "turn off NAV > > > > > before installing etc. > > > > > And > > > > > > "oh by the way, our card requires at least a 300 > > > > > mhz processor. So I > > > > > > uninstalled, upgraded to the latest bios (May > > > > > 2000?), turned off NAV, > > > > > > reinstalled the drivers and re-installed the card. > > > > > Still no joy. The > > > > > site > > > > > > survey showed no transmitters, and dlink tech > > > > > support assured me that if > > > > > > there was a transmitter I would see it regardless. > > > > > > > > > > > > Ignorant liars! > > > > > > > > > > > > Went back in and reconfigured the card in the > > > > > laptop for channel 11 (it > > > > > > defaulted to 3 and the router was on 11), played > > > > > around with a couple of > > > > > > other things and boom, I see a transmitter. Went > > > > > in to the router config > > > > > > page and changed the SSID and sure enough the > > > > > thing I'm seeing on the > > > > > laptop > > > > > > changes to match! Still no connection though. > > > > > > > > > > > > Rebooted, played around some more and suddenly (no > > > > > clear idea why) I have > > > > > a > > > > > > wireless connection, can browse my network and see > > > > > the web. Yeaaaaa. > > > > > > > > > > > > Moral of the story, tech support generally sucks, > > > > > play around, don't quit, > > > > > > and eventually the gods will reward you. Or not. > > > > > > > > > > > > Now, I need to know what to do to tighten this > > > > > thing up so that others > > > > > can't > > > > > > see my network. I'm a bit afraid to touch > > > > > anything since I don't really > > > > > > know what I did to finally get it running. > > > > > > > > > > > > Can anyone walk me through tightening this up? > > > > > > > > > > > > John W. Colby > > > > > > www.colbyconsulting.com > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > > AccessD mailing list > > > > > > AccessD at databaseadvisors.com > > > > > > > > > > > http://databaseadvisors.com/mailman/listinfo/accessd > > > > > > Website: http://www.databaseadvisors.com > > > > > > > > > > > > > > > > _______________________________________________ > > > > > AccessD mailing list > > > > > AccessD at databaseadvisors.com > > > > > http://databaseadvisors.com/mailman/listinfo/accessd > > > > > Website: http://www.databaseadvisors.com > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > AccessD mailing list > > > > > AccessD at databaseadvisors.com > > > > > http://databaseadvisors.com/mailman/listinfo/accessd > > > > > Website: http://www.databaseadvisors.com > > > > > > > > _______________________________________________ > > > > AccessD mailing list > > > > AccessD at databaseadvisors.com > > > > http://databaseadvisors.com/mailman/listinfo/accessd > > > > Website: http://www.databaseadvisors.com > > > > > > > > > > _______________________________________________ > > > AccessD mailing list > > > AccessD at databaseadvisors.com > > > http://databaseadvisors.com/mailman/listinfo/accessd > > > Website: http://www.databaseadvisors.com > > > _______________________________________________ > > > AccessD mailing list > > > AccessD at databaseadvisors.com > > > http://databaseadvisors.com/mailman/listinfo/accessd > > > Website: http://www.databaseadvisors.com > > > > > > > _______________________________________________ > > AccessD mailing list > > AccessD at databaseadvisors.com > > http://databaseadvisors.com/mailman/listinfo/accessd > > Website: http://www.databaseadvisors.com > > _______________________________________________ > > AccessD mailing list > > AccessD at databaseadvisors.com > > http://databaseadvisors.com/mailman/listinfo/accessd > > Website: http://www.databaseadvisors.com > > _______________________________________________ > > AccessD mailing list > > AccessD at databaseadvisors.com > > http://databaseadvisors.com/mailman/listinfo/accessd > > Website: http://www.databaseadvisors.com > > > > _______________________________________________ > AccessD mailing list > AccessD at databaseadvisors.com > http://databaseadvisors.com/mailman/listinfo/a> ccessd > Website: > http://www.databaseadvisors.com >