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Connecting to two networks at same time.Is it possible to connect to two networks, one wirelessly and one via LAN
card at the same time? The IP addresses on both connection methods are assigned manually. Wireless 10.74.***.*** LAN 10.121.***.*** Subnets same 255.255.255.0 Regards MH I don't see why not. We have desktops with two NIC cards that connect to
different networks. MD Show quoteHide quote "Mike Hyndman" wrote: > Is it possible to connect to two networks, one wirelessly and one via LAN > card at the same time? > The IP addresses on both connection methods are assigned manually. > Wireless 10.74.***.*** > LAN 10.121.***.*** > Subnets same 255.255.255.0 > > Regards > MH > > > > > "MadDog" <Mad***@discussions.microsoft.com> wrote in message That's what I thought;)news:107A9463-8067-41EF-8464-214FCB98BBA2@microsoft.com... >I don't see why not. We have desktops with two NIC cards that connect to > different networks. > MD, but it's convincing the "owner" of the laptop. Many thnks MH Show quoteHide quote > > > > "Mike Hyndman" wrote: > >> Is it possible to connect to two networks, one wirelessly and one via LAN >> card at the same time? >> The IP addresses on both connection methods are assigned manually. >> Wireless 10.74.***.*** >> LAN 10.121.***.*** >> Subnets same 255.255.255.0 >> >> Regards >> MH >> >> >> >> >> Hi
The answer is yes, and partial No. You can establish a connection and use it in certain ways, depending on the application. E.g. You can surf independently the Internet through the two connections at the same time. Jack (MVP-Networking). Show quoteHide quote "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... > Is it possible to connect to two networks, one wirelessly and one via LAN > card at the same time? > The IP addresses on both connection methods are assigned manually. > Wireless 10.74.***.*** > LAN 10.121.***.*** > Subnets same 255.255.255.0 > > Regards > MH > > > > "Jack (MVP-Networking)." <J***@discussiongroup.com> wrote in message Thanks Jack,news:OzyPg4u8GHA.3384@TK2MSFTNGP05.phx.gbl... > Hi > The answer is yes, and partial No. > You can establish a connection and use it in certain ways, depending on > the application. > E.g. You can surf independently the Internet through the two connections > at the same time. > Jack (MVP-Networking). Each network has its own gateway, all the user hopes to do is move files between networks. Will the workgroups need to have the same name? Regards Mike H Show quoteHide quote > > "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> > wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... >> Is it possible to connect to two networks, one wirelessly and one via LAN >> card at the same time? >> The IP addresses on both connection methods are assigned manually. >> Wireless 10.74.***.*** >> LAN 10.121.***.*** >> Subnets same 255.255.255.0 >> >> Regards >> MH >> >> >> >> > > Hi
Yeah, moving files would work at the same time. The name does not need to be the same. Jack (MVP-Networking). Show quoteHide quote "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> wrote in message news:eh61tv$lth$1$830fa79f@news.demon.co.uk... > > "Jack (MVP-Networking)." <J***@discussiongroup.com> wrote in message > news:OzyPg4u8GHA.3384@TK2MSFTNGP05.phx.gbl... >> Hi >> The answer is yes, and partial No. >> You can establish a connection and use it in certain ways, depending on >> the application. >> E.g. You can surf independently the Internet through the two connections >> at the same time. >> Jack (MVP-Networking). > > Thanks Jack, > > Each network has its own gateway, all the user hopes to do is move files > between networks. > Will the workgroups need to have the same name? > > Regards > Mike H >> >> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> >> wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... >>> Is it possible to connect to two networks, one wirelessly and one via >>> LAN card at the same time? >>> The IP addresses on both connection methods are assigned manually. >>> Wireless 10.74.***.*** >>> LAN 10.121.***.*** >>> Subnets same 255.255.255.0 >>> >>> Regards >>> MH >>> >>> >>> >>> >> >> > > "Jack (MVP-Networking)." <J***@discussiongroup.com> wrote in message Jack,news:%233J6TTv8GHA.4012@TK2MSFTNGP04.phx.gbl... > Hi > Yeah, moving files would work at the same time. > The name does not need to be the same. > Jack (MVP-Networking). Many thanks Mike H Show quoteHide quote > > "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> > wrote in message news:eh61tv$lth$1$830fa79f@news.demon.co.uk... >> >> "Jack (MVP-Networking)." <J***@discussiongroup.com> wrote in message >> news:OzyPg4u8GHA.3384@TK2MSFTNGP05.phx.gbl... >>> Hi >>> The answer is yes, and partial No. >>> You can establish a connection and use it in certain ways, depending on >>> the application. >>> E.g. You can surf independently the Internet through the two connections >>> at the same time. >>> Jack (MVP-Networking). >> >> Thanks Jack, >> >> Each network has its own gateway, all the user hopes to do is move files >> between networks. >> Will the workgroups need to have the same name? >> >> Regards >> Mike H >>> >>> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> >>> wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... >>>> Is it possible to connect to two networks, one wirelessly and one via >>>> LAN card at the same time? >>>> The IP addresses on both connection methods are assigned manually. >>>> Wireless 10.74.***.*** >>>> LAN 10.121.***.*** >>>> Subnets same 255.255.255.0 >>>> >>>> Regards >>>> MH >>>> >>>> >>>> >>>> >>> >>> >> >> > > "Jack (MVP-Networking)." <J***@discussiongroup.com> wrote in message Eh?news:OzyPg4u8GHA.3384@TK2MSFTNGP05.phx.gbl... > Hi > The answer is yes, and partial No. > You can establish a connection and use it in certain ways, depending on > the application. > E.g. You can surf independently the Internet through the two connections > at the same time. > Jack (MVP-Networking). > I had a wired network AND wireless and bridged them at the one computer. I could get through the network from any machine to any other and I could also get internet from any machine. So what doesn't work there?
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"Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> Yep you can. You BRIDGE the networks but you lose manual assign of IP wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... > Is it possible to connect to two networks, one wirelessly and one via LAN > card at the same time? > The IP addresses on both connection methods are assigned manually. > Wireless 10.74.***.*** > LAN 10.121.***.*** > Subnets same 255.255.255.0 > > Regards > MH > > > > numbers at that point. Been there and done it myself, before. Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants to
retain the two IP address ranges. He actually wants/needs two different LANs he does not simply wish to combine them into one big LAN. In that case Jack is correct, it will work, somethings will become more difficult however. -- Show quoteHide quoteDavid Hettel Please post any reply as a follow-up message in the news group for everyone to see. I'm sorry, but I don't answer questions addressed directly to me in E-mail or news groups. Microsoft Most Valuable Professional Program http://mvp.support.microsoft.com DISCLAIMER: This posting is provided "AS IS" with no warranties, and confers no rights "Diamontina Cocktail" <l**@australia.com> wrote in message news:%23xGST%23v8GHA.3620@TK2MSFTNGP04.phx.gbl... > > "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> > wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... >> Is it possible to connect to two networks, one wirelessly and one via LAN >> card at the same time? >> The IP addresses on both connection methods are assigned manually. >> Wireless 10.74.***.*** >> LAN 10.121.***.*** >> Subnets same 255.255.255.0 >> >> Regards >> MH >> >> >> >> > > Yep you can. You BRIDGE the networks but you lose manual assign of IP > numbers at that point. Been there and done it myself, before. > > "David Hettel" <No***@NoWhere.net> wrote in message David,news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... > Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants to > retain the two IP address ranges. He actually wants/needs two different > LANs he does not simply wish to combine them into one big LAN. In that > case Jack is correct, it will work, somethings will become more difficult > however. Correct, the user needs (would like) to connect to the two networks with the one PC (laptop) purely for sharing files between the two. At the moment, he has a desktop PC hardwired through a hub to one network (fixed IP addresses and "set in stone") and a laptop which he connects to the second network, wirelessly, again the network using manual IP addresses. He is using a USB pendrive to transfer files between the two networks. I have configured the laptop's LAN to the same address range as the desktop's but as of yet, not connected it to the hub as he is worried that things could go "pear shaped" leading to data loss, equipment damage and the end of civilisation as we know it. ;) Regards Mike Hyndman -- Show quoteHide quote > David Hettel > > Please post any reply as a follow-up message in the news group > for everyone to see. I'm sorry, but I don't answer questions > addressed directly to me in E-mail or news groups. > > Microsoft Most Valuable Professional Program > http://mvp.support.microsoft.com > > DISCLAIMER: This posting is provided "AS IS" with no warranties, and > confers no rights > > > "Diamontina Cocktail" <l**@australia.com> wrote in message > news:%23xGST%23v8GHA.3620@TK2MSFTNGP04.phx.gbl... >> >> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> >> wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... >>> Is it possible to connect to two networks, one wirelessly and one via >>> LAN card at the same time? >>> The IP addresses on both connection methods are assigned manually. >>> Wireless 10.74.***.*** >>> LAN 10.121.***.*** >>> Subnets same 255.255.255.0 >>> >>> Regards >>> MH >>> >>> >>> >>> >> >> Yep you can. You BRIDGE the networks but you lose manual assign of IP >> numbers at that point. Been there and done it myself, before. >> >> > >
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"Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> Are you saying that he wants to, at times, connect wi-fi to one network and wrote in message news:eh7e81$qag$1$8302bc10@news.demon.co.uk... > > "David Hettel" <No***@NoWhere.net> wrote in message > news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... >> Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants to >> retain the two IP address ranges. He actually wants/needs two different >> LANs he does not simply wish to combine them into one big LAN. In that >> case Jack is correct, it will work, somethings will become more difficult >> however. > > David, > > Correct, the user needs (would like) to connect to the two networks with > the one PC (laptop) purely for sharing files between the two. then at others to the wired one but never both at the same time and share files by basically using the laptop like a USB drive? Easy really to keep those two apart but using a USB drive is much less hassle. > At the moment, he has a desktop PC hardwired through a hub to one network Why is it fixed in stone at the wired one? He could connect wirelessly with > (fixed IP addresses and "set in stone") and a laptop which he connects to > the second network, wirelessly, again the network using manual IP > addresses. He is using a USB pendrive to transfer files between the two > networks. > I have configured the laptop's LAN to the same address range as the > desktop's but as of yet, not connected it to the hub as he is worried that > things could go "pear shaped" leading to data loss, equipment damage and > the end of civilisation as we know it. ;) the laptop and have that also connect wired to the wired network and apply a bridge at the laptop to the networks. If he didnt have to have "set in stone" manual IP then he could have all he wants easily. It would just be auto assigned IP. Failing that, you could have the two networks independent of each other on the laptop and a shared files folder be the go between.
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"Diamontina Cocktail" <l**@australia.com> wrote in message He has got similar now by using the USB pendrive surely.news:uQ1ITs38GHA.4116@TK2MSFTNGP03.phx.gbl... > > "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> > wrote in message news:eh7e81$qag$1$8302bc10@news.demon.co.uk... >> >> "David Hettel" <No***@NoWhere.net> wrote in message >> news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... >>> Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants to >>> retain the two IP address ranges. He actually wants/needs two different >>> LANs he does not simply wish to combine them into one big LAN. In that >>> case Jack is correct, it will work, somethings will become more >>> difficult however. >> >> David, >> >> Correct, the user needs (would like) to connect to the two networks with >> the one PC (laptop) purely for sharing files between the two. > > Are you saying that he wants to, at times, connect wi-fi to one network > and then at others to the wired one but never both at the same time and > share files by basically using the laptop like a USB drive? Easy really to > keep those two apart but using a USB drive is much less hassle. > >> At the moment, he has a desktop PC hardwired through a hub to one network >> (fixed IP addresses and "set in stone") and a laptop which he connects to >> the second network, wirelessly, again the network using manual IP >> addresses. He is using a USB pendrive to transfer files between the two >> networks. >> I have configured the laptop's LAN to the same address range as the >> desktop's but as of yet, not connected it to the hub as he is worried >> that things could go "pear shaped" leading to data loss, equipment damage >> and the end of civilisation as we know it. ;) > > Why is it fixed in stone at the wired one? He could connect wirelessly > with the laptop and have that also connect wired to the wired network and > apply a bridge at the laptop to the networks. If he didnt have to have > "set in stone" manual IP then he could have all he wants easily. It would > just be auto assigned IP. > > Failing that, you could have the two networks independent of each other on > the laptop and a shared files folder be the go between. > The wired network consists of three pc's only with one acting as a file server, (the admin/office network, where all the money info is kept) all running WXPPro, there is nothing to act as a DHCP server. The second network (the handrags) consists of 18 hard wired PC's with wireless access points for laptop access. He would like to connect to both at the same time. regards MH Show quoteHide quote >
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"Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> Well, as I said you can bridge at the one PC but the easiest thing assuming wrote in message news:eh8411$kqq$1$8302bc10@news.demon.co.uk... > > "Diamontina Cocktail" <l**@australia.com> wrote in message > news:uQ1ITs38GHA.4116@TK2MSFTNGP03.phx.gbl... >> >> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> >> wrote in message news:eh7e81$qag$1$8302bc10@news.demon.co.uk... >>> >>> "David Hettel" <No***@NoWhere.net> wrote in message >>> news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... >>>> Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants >>>> to retain the two IP address ranges. He actually wants/needs two >>>> different LANs he does not simply wish to combine them into one big >>>> LAN. In that case Jack is correct, it will work, somethings will become >>>> more difficult however. >>> >>> David, >>> >>> Correct, the user needs (would like) to connect to the two networks with >>> the one PC (laptop) purely for sharing files between the two. >> >> Are you saying that he wants to, at times, connect wi-fi to one network >> and then at others to the wired one but never both at the same time and >> share files by basically using the laptop like a USB drive? Easy really >> to keep those two apart but using a USB drive is much less hassle. >> >>> At the moment, he has a desktop PC hardwired through a hub to one >>> network (fixed IP addresses and "set in stone") and a laptop which he >>> connects to the second network, wirelessly, again the network using >>> manual IP addresses. He is using a USB pendrive to transfer files >>> between the two networks. >>> I have configured the laptop's LAN to the same address range as the >>> desktop's but as of yet, not connected it to the hub as he is worried >>> that things could go "pear shaped" leading to data loss, equipment >>> damage and the end of civilisation as we know it. ;) >> >> Why is it fixed in stone at the wired one? He could connect wirelessly >> with the laptop and have that also connect wired to the wired network and >> apply a bridge at the laptop to the networks. If he didnt have to have >> "set in stone" manual IP then he could have all he wants easily. It would >> just be auto assigned IP. >> >> Failing that, you could have the two networks independent of each other >> on the laptop and a shared files folder be the go between. > > He has got similar now by using the USB pendrive surely. >> > The wired network consists of three pc's only with one acting as a file > server, (the admin/office network, where all the money info is kept) all > running WXPPro, there is nothing to act as a DHCP server. > The second network (the handrags) consists of 18 hard wired PC's with > wireless access points for laptop access. > He would like to connect to both at the same time. > the wired PCs are capable of reaching the other network is to put in a wireless smart bridge capable router for the 3 wired ones if you are trying to segregate access and limit access to that network to those 3 that you want to have it then have it also access the other wi-fi router. Personally, your place has made it hard. I would just have had, assuming they CANT get wi-fi access reliably, a repeater somewhere in the middle and a wi-fi router at each end. The end where the secret stuff is that 3 machines ONLY can get on accepts no incoming connections that weren't initiated at one of those 3 machines. Smart bridging costs more but it depends what you are doing as to whether it is worth it or not. You could also have enforced policy restrictions to keep people who aren't hackers out of those 3 machines. One thing that I do for companies such as medical practices and tax agents when they want wi-fi is to set up wi-fi with the best encryption possible THEN set up access lists. So, the wireless router will accept no incoming connection from a wi-fi device of a different MAC number. I know you can EASILY spoof a MAC but most people do NOT know how to do it so it is a reasonable addition to security. So, you can set up MAC access to the router with those 3 machines so as to allow them access to it and also get the MAC address of the router down the other end of the office where all the other machines are grouped and allow IT access to the router where the other 3 are. However, the individual wi-fi devices on each computer cant get down to the router where the other 3 are as they are rejected there. You set up the router down the end with the 3 to NOT give out IP addresses and to relay DHCP to the other router and then all are on the same network. It wouldn't be hard to do. No doubt some "IT guy" in your area could do it in an hour if all the parts are on hand. While I personally believe that, with XP, manual IP assign is better simply because the computer gets on to the network and active a lot sooner than auto assign, in your case, I think the two wi-fi routers set as I explained above are better. You overcome every problem that way. ----- Original Message -----
From: "Diamontina Cocktail" <l**@australia.com> Newsgroups: microsoft.public.windows.networking.wirelessSent: Thursday, October 19, 2006 10:41 PM Subject: Re: Connecting to two networks at same time. Show quoteHide quote > D> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> > wrote in message news:eh8411$kqq$1$8302bc10@news.demon.co.uk... >> >> "Diamontina Cocktail" <l**@australia.com> wrote in message >> news:uQ1ITs38GHA.4116@TK2MSFTNGP03.phx.gbl... >>> >>> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> >>> wrote in message news:eh7e81$qag$1$8302bc10@news.demon.co.uk... >>>> >>>> "David Hettel" <No***@NoWhere.net> wrote in message >>>> news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... >>>>> Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants >>>>> to retain the two IP address ranges. He actually wants/needs two >>>>> different LANs he does not simply wish to combine them into one big >>>>> LAN. In that case Jack is correct, it will work, somethings will >>>>> become more difficult however. >>>> >>>> David, >>>> >>>> Correct, the user needs (would like) to connect to the two networks >>>> with the one PC (laptop) purely for sharing files between the two. >>> >>> Are you saying that he wants to, at times, connect wi-fi to one network >>> and then at others to the wired one but never both at the same time and >>> share files by basically using the laptop like a USB drive? Easy really >>> to keep those two apart but using a USB drive is much less hassle. >>> >>>> At the moment, he has a desktop PC hardwired through a hub to one >>>> network (fixed IP addresses and "set in stone") and a laptop which he >>>> connects to the second network, wirelessly, again the network using >>>> manual IP addresses. He is using a USB pendrive to transfer files >>>> between the two networks. >>>> I have configured the laptop's LAN to the same address range as the >>>> desktop's but as of yet, not connected it to the hub as he is worried >>>> that things could go "pear shaped" leading to data loss, equipment >>>> damage and the end of civilisation as we know it. ;) >>> >>> Why is it fixed in stone at the wired one? He could connect wirelessly >>> with the laptop and have that also connect wired to the wired network >>> and apply a bridge at the laptop to the networks. If he didnt have to >>> have "set in stone" manual IP then he could have all he wants easily. It >>> would just be auto assigned IP. >>> >>> Failing that, you could have the two networks independent of each other >>> on the laptop and a shared files folder be the go between. >> >> He has got similar now by using the USB pendrive surely. >>> >> The wired network consists of three pc's only with one acting as a file >> server, (the admin/office network, where all the money info is kept) all >> running WXPPro, there is nothing to act as a DHCP server. >> The second network (the handrags) consists of 18 hard wired PC's with >> wireless access points for laptop access. >> He would like to connect to both at the same time. >> > > Well, as I said you can bridge at the one PC but the easiest thing > assuming the wired PCs are capable of reaching the other network is to put > in a wireless smart bridge capable router for the 3 wired ones if you are > trying to segregate access and limit access to that network to those 3 > that you want to have it then have it also access the other wi-fi router. > > Personally, your place has made it hard. I would just have had, assuming > they CANT get wi-fi access reliably, a repeater somewhere in the middle > and a wi-fi router at each end. The end where the secret stuff is that 3 > machines ONLY can get on accepts no incoming connections that weren't > initiated at one of those 3 machines. Smart bridging costs more but it > depends what you are doing as to whether it is worth it or not. You could > also have enforced policy restrictions to keep people who aren't hackers > out of those 3 machines. > > One thing that I do for companies such as medical practices and tax agents > when they want wi-fi is to set up wi-fi with the best encryption possible > THEN set up access lists. So, the wireless router will accept no incoming > connection from a wi-fi device of a different MAC number. I know you can > EASILY spoof a MAC but most people do NOT know how to do it so it is a > reasonable addition to security. So, you can set up MAC access to the > router with those 3 machines so as to allow them access to it and also get > the MAC address of the router down the other end of the office where all > the other machines are grouped and allow IT access to the router where the > other 3 are. However, the individual wi-fi devices on each computer cant > get down to the router where the other 3 are as they are rejected there. > You set up the router down the end with the 3 to NOT give out IP addresses > and to relay DHCP to the other router and then all are on the same > network. > > It wouldn't be hard to do. No doubt some "IT guy" in your area could do it > in an hour if all the parts are on hand. > > While I personally believe that, with XP, manual IP assign is better > simply because the computer gets on to the network and active a lot sooner > than auto assign, in your case, I think the two wi-fi routers set as I > explained above are better. You overcome every problem that way. Many thanks for a most informative reply. It is also a matter af cost, he already has a a number of spare connections on the hub his "wired" PC is connected to and his laptop has wifi capability. The only "expense" involved would be the cost of the patch cable between the laptop and the hub. (I think he can afford that ;)) I haven't been able to try it out as of yet as he has been away most of the week. Regards Mike H This is interesting to me because I'm trying to stop this behavior. We have
several laptop users who notoriously bridge our network and the Internet. Bit of a security issue with this. Does anyone know of an GPO or other methods to limit the adapter or network connections to one at a time? Show quoteHide quote "Mike Hyndman" wrote: > > ----- Original Message ----- > From: "Diamontina Cocktail" <l**@australia.com> > Newsgroups: microsoft.public.windows.networking.wireless > Sent: Thursday, October 19, 2006 10:41 PM > Subject: Re: Connecting to two networks at same time. > > > > > > "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> > > wrote in message news:eh8411$kqq$1$8302bc10@news.demon.co.uk... > >> > >> "Diamontina Cocktail" <l**@australia.com> wrote in message > >> news:uQ1ITs38GHA.4116@TK2MSFTNGP03.phx.gbl... > >>> > >>> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> > >>> wrote in message news:eh7e81$qag$1$8302bc10@news.demon.co.uk... > >>>> > >>>> "David Hettel" <No***@NoWhere.net> wrote in message > >>>> news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... > >>>>> Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants > >>>>> to retain the two IP address ranges. He actually wants/needs two > >>>>> different LANs he does not simply wish to combine them into one big > >>>>> LAN. In that case Jack is correct, it will work, somethings will > >>>>> become more difficult however. > >>>> > >>>> David, > >>>> > >>>> Correct, the user needs (would like) to connect to the two networks > >>>> with the one PC (laptop) purely for sharing files between the two. > >>> > >>> Are you saying that he wants to, at times, connect wi-fi to one network > >>> and then at others to the wired one but never both at the same time and > >>> share files by basically using the laptop like a USB drive? Easy really > >>> to keep those two apart but using a USB drive is much less hassle. > >>> > >>>> At the moment, he has a desktop PC hardwired through a hub to one > >>>> network (fixed IP addresses and "set in stone") and a laptop which he > >>>> connects to the second network, wirelessly, again the network using > >>>> manual IP addresses. He is using a USB pendrive to transfer files > >>>> between the two networks. > >>>> I have configured the laptop's LAN to the same address range as the > >>>> desktop's but as of yet, not connected it to the hub as he is worried > >>>> that things could go "pear shaped" leading to data loss, equipment > >>>> damage and the end of civilisation as we know it. ;) > >>> > >>> Why is it fixed in stone at the wired one? He could connect wirelessly > >>> with the laptop and have that also connect wired to the wired network > >>> and apply a bridge at the laptop to the networks. If he didnt have to > >>> have "set in stone" manual IP then he could have all he wants easily. It > >>> would just be auto assigned IP. > >>> > >>> Failing that, you could have the two networks independent of each other > >>> on the laptop and a shared files folder be the go between. > >> > >> He has got similar now by using the USB pendrive surely. > >>> > >> The wired network consists of three pc's only with one acting as a file > >> server, (the admin/office network, where all the money info is kept) all > >> running WXPPro, there is nothing to act as a DHCP server. > >> The second network (the handrags) consists of 18 hard wired PC's with > >> wireless access points for laptop access. > >> He would like to connect to both at the same time. > >> > > > > Well, as I said you can bridge at the one PC but the easiest thing > > assuming the wired PCs are capable of reaching the other network is to put > > in a wireless smart bridge capable router for the 3 wired ones if you are > > trying to segregate access and limit access to that network to those 3 > > that you want to have it then have it also access the other wi-fi router. > > > > Personally, your place has made it hard. I would just have had, assuming > > they CANT get wi-fi access reliably, a repeater somewhere in the middle > > and a wi-fi router at each end. The end where the secret stuff is that 3 > > machines ONLY can get on accepts no incoming connections that weren't > > initiated at one of those 3 machines. Smart bridging costs more but it > > depends what you are doing as to whether it is worth it or not. You could > > also have enforced policy restrictions to keep people who aren't hackers > > out of those 3 machines. > > > > One thing that I do for companies such as medical practices and tax agents > > when they want wi-fi is to set up wi-fi with the best encryption possible > > THEN set up access lists. So, the wireless router will accept no incoming > > connection from a wi-fi device of a different MAC number. I know you can > > EASILY spoof a MAC but most people do NOT know how to do it so it is a > > reasonable addition to security. So, you can set up MAC access to the > > router with those 3 machines so as to allow them access to it and also get > > the MAC address of the router down the other end of the office where all > > the other machines are grouped and allow IT access to the router where the > > other 3 are. However, the individual wi-fi devices on each computer cant > > get down to the router where the other 3 are as they are rejected there. > > You set up the router down the end with the 3 to NOT give out IP addresses > > and to relay DHCP to the other router and then all are on the same > > network. > > > > It wouldn't be hard to do. No doubt some "IT guy" in your area could do it > > in an hour if all the parts are on hand. > > > > While I personally believe that, with XP, manual IP assign is better > > simply because the computer gets on to the network and active a lot sooner > > than auto assign, in your case, I think the two wi-fi routers set as I > > explained above are better. You overcome every problem that way. > > D > Many thanks for a most informative reply. > It is also a matter af cost, he already has a a number of spare connections > on the hub his "wired" PC is connected to and his laptop has wifi > capability. The only "expense" involved would be the cost of the patch cable > between the laptop and the hub. (I think he can afford that ;)) I haven't > been able to try it out as of yet as he has been away most of the week. > > Regards > > Mike H > > > You'd be better asking for a GPO in the GPO newsgroup from Microsoft really.
More knowledge on GPOs there. However, at a router, you can set up accepted connections via MAC. This doesn't stop bridging at the local computer. If the local computer used by those people is their own laptop, you can enforce a COMPANY policy saying it isn't allowed and knock them and anyone not officially approved off the network, forcing them to use approved and controlled computers only. If it is a company computer, that should be done in any case. What you are saying is happening is, in fact, a Human Resources dept issue and not so much a computer issue. They are known to do it. Do they really WANT to put the company at risk or do they want to keep their jobs? Show quoteHide quote "Leo" <L**@discussions.microsoft.com> wrote in message news:FD808117-7CE5-476A-BAF4-82BCE9DEEC1A@microsoft.com... > > This is interesting to me because I'm trying to stop this behavior. We > have > several laptop users who notoriously bridge our network and the Internet. > Bit > of a security issue with this. Does anyone know of an GPO or other methods > to > limit the adapter or network connections to one at a time? > > > > "Mike Hyndman" wrote: > >> >> ----- Original Message ----- >> From: "Diamontina Cocktail" <l**@australia.com> >> Newsgroups: microsoft.public.windows.networking.wireless >> Sent: Thursday, October 19, 2006 10:41 PM >> Subject: Re: Connecting to two networks at same time. >> >> >> > >> > "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> >> > wrote in message news:eh8411$kqq$1$8302bc10@news.demon.co.uk... >> >> >> >> "Diamontina Cocktail" <l**@australia.com> wrote in message >> >> news:uQ1ITs38GHA.4116@TK2MSFTNGP03.phx.gbl... >> >>> >> >>> "Mike Hyndman" <tell me yours and I'll send >> >>> m***@suspisiousbastard.com> >> >>> wrote in message news:eh7e81$qag$1$8302bc10@news.demon.co.uk... >> >>>> >> >>>> "David Hettel" <No***@NoWhere.net> wrote in message >> >>>> news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... >> >>>>> Perhaps I'm wrong, but I am reading this like Jack is, and Mike >> >>>>> wants >> >>>>> to retain the two IP address ranges. He actually wants/needs two >> >>>>> different LANs he does not simply wish to combine them into one big >> >>>>> LAN. In that case Jack is correct, it will work, somethings will >> >>>>> become more difficult however. >> >>>> >> >>>> David, >> >>>> >> >>>> Correct, the user needs (would like) to connect to the two networks >> >>>> with the one PC (laptop) purely for sharing files between the two. >> >>> >> >>> Are you saying that he wants to, at times, connect wi-fi to one >> >>> network >> >>> and then at others to the wired one but never both at the same time >> >>> and >> >>> share files by basically using the laptop like a USB drive? Easy >> >>> really >> >>> to keep those two apart but using a USB drive is much less hassle. >> >>> >> >>>> At the moment, he has a desktop PC hardwired through a hub to one >> >>>> network (fixed IP addresses and "set in stone") and a laptop which >> >>>> he >> >>>> connects to the second network, wirelessly, again the network using >> >>>> manual IP addresses. He is using a USB pendrive to transfer files >> >>>> between the two networks. >> >>>> I have configured the laptop's LAN to the same address range as the >> >>>> desktop's but as of yet, not connected it to the hub as he is >> >>>> worried >> >>>> that things could go "pear shaped" leading to data loss, equipment >> >>>> damage and the end of civilisation as we know it. ;) >> >>> >> >>> Why is it fixed in stone at the wired one? He could connect >> >>> wirelessly >> >>> with the laptop and have that also connect wired to the wired network >> >>> and apply a bridge at the laptop to the networks. If he didnt have to >> >>> have "set in stone" manual IP then he could have all he wants easily. >> >>> It >> >>> would just be auto assigned IP. >> >>> >> >>> Failing that, you could have the two networks independent of each >> >>> other >> >>> on the laptop and a shared files folder be the go between. >> >> >> >> He has got similar now by using the USB pendrive surely. >> >>> >> >> The wired network consists of three pc's only with one acting as a >> >> file >> >> server, (the admin/office network, where all the money info is kept) >> >> all >> >> running WXPPro, there is nothing to act as a DHCP server. >> >> The second network (the handrags) consists of 18 hard wired PC's with >> >> wireless access points for laptop access. >> >> He would like to connect to both at the same time. >> >> >> > >> > Well, as I said you can bridge at the one PC but the easiest thing >> > assuming the wired PCs are capable of reaching the other network is to >> > put >> > in a wireless smart bridge capable router for the 3 wired ones if you >> > are >> > trying to segregate access and limit access to that network to those 3 >> > that you want to have it then have it also access the other wi-fi >> > router. >> > >> > Personally, your place has made it hard. I would just have had, >> > assuming >> > they CANT get wi-fi access reliably, a repeater somewhere in the middle >> > and a wi-fi router at each end. The end where the secret stuff is that >> > 3 >> > machines ONLY can get on accepts no incoming connections that weren't >> > initiated at one of those 3 machines. Smart bridging costs more but it >> > depends what you are doing as to whether it is worth it or not. You >> > could >> > also have enforced policy restrictions to keep people who aren't >> > hackers >> > out of those 3 machines. >> > >> > One thing that I do for companies such as medical practices and tax >> > agents >> > when they want wi-fi is to set up wi-fi with the best encryption >> > possible >> > THEN set up access lists. So, the wireless router will accept no >> > incoming >> > connection from a wi-fi device of a different MAC number. I know you >> > can >> > EASILY spoof a MAC but most people do NOT know how to do it so it is a >> > reasonable addition to security. So, you can set up MAC access to the >> > router with those 3 machines so as to allow them access to it and also >> > get >> > the MAC address of the router down the other end of the office where >> > all >> > the other machines are grouped and allow IT access to the router where >> > the >> > other 3 are. However, the individual wi-fi devices on each computer >> > cant >> > get down to the router where the other 3 are as they are rejected >> > there. >> > You set up the router down the end with the 3 to NOT give out IP >> > addresses >> > and to relay DHCP to the other router and then all are on the same >> > network. >> > >> > It wouldn't be hard to do. No doubt some "IT guy" in your area could do >> > it >> > in an hour if all the parts are on hand. >> > >> > While I personally believe that, with XP, manual IP assign is better >> > simply because the computer gets on to the network and active a lot >> > sooner >> > than auto assign, in your case, I think the two wi-fi routers set as I >> > explained above are better. You overcome every problem that way. >> >> D >> Many thanks for a most informative reply. >> It is also a matter af cost, he already has a a number of spare >> connections >> on the hub his "wired" PC is connected to and his laptop has wifi >> capability. The only "expense" involved would be the cost of the patch >> cable >> between the laptop and the hub. (I think he can afford that ;)) I haven't >> been able to try it out as of yet as he has been away most of the week. >> >> Regards >> >> Mike H >> >> >> Didn't sound like it to me but the answer is, nonetheless, correct. You CAN
have both wired and wi-fi at once if you bridge the two on one computer somewhere. You cant retain IP addresses because it all gets handed out DHCP from the bridge but it does everything you would want - network between computers, get to internet and so on. Show quoteHide quote "David Hettel" <No***@NoWhere.net> wrote in message news:e7t5bTw8GHA.4644@TK2MSFTNGP04.phx.gbl... > Perhaps I'm wrong, but I am reading this like Jack is, and Mike wants to > retain the two IP address ranges. He actually wants/needs two different > LANs he does not simply wish to combine them into one big LAN. In that > case Jack is correct, it will work, somethings will become more difficult > however. > > -- > David Hettel > > Please post any reply as a follow-up message in the news group > for everyone to see. I'm sorry, but I don't answer questions > addressed directly to me in E-mail or news groups. > > Microsoft Most Valuable Professional Program > http://mvp.support.microsoft.com > > DISCLAIMER: This posting is provided "AS IS" with no warranties, and > confers no rights > > > "Diamontina Cocktail" <l**@australia.com> wrote in message > news:%23xGST%23v8GHA.3620@TK2MSFTNGP04.phx.gbl... >> >> "Mike Hyndman" <tell me yours and I'll send m***@suspisiousbastard.com> >> wrote in message news:eh5e2c$2q0$1$8300dec7@news.demon.co.uk... >>> Is it possible to connect to two networks, one wirelessly and one via >>> LAN card at the same time? >>> The IP addresses on both connection methods are assigned manually. >>> Wireless 10.74.***.*** >>> LAN 10.121.***.*** >>> Subnets same 255.255.255.0 >>> >>> Regards >>> MH >>> >>> >>> >>> >> >> Yep you can. You BRIDGE the networks but you lose manual assign of IP >> numbers at that point. Been there and done it myself, before. >> >> > >
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