Thanks Sam very succinct (Woah Stephen - heavy :) Phil
On 29 Jul 2012, at 19:26, Stephen Watson wrote: > Thanks for that Sam, but it leaves me a bit confused ... As usual! > > Our Netgear ADSL modem/router DG384G is connected to the phone line. An > Ethernet cable runs from an Ethernet port in the Netgear to the WAN (circle) > port in the AE base station. In Airport Utility, it is set to Bridge Mode. > > Is this good? Does it mean anyone who could get on our network can see our > USB disks attached to our AE base station? > > In the AE setup it says most of the time to connect the router to the AE via > the WAN port of the AE. It does also say on page 23: > > "... Connect your DSL or cable modem to the AE Ethernet WAN port. If you are > using an existing Ethernet network with Internet access to connect to the > Internet, you can connect the AE to the Ethernet network instead." > > I assume that the former applies to us, but should we be using NAT and DHCP > for security or is Bridge Mode OK? > > Having just had a single phone <> modem/router <> Mac setup for so long I get > a bit confused over the extra connection setup of the Airport Extreme. > > Also, how do we provide a guest network with only Internet access but no > access to our USB disks. This is a feature mentioned on Apple's AE web page > but I can't find the instructions anywhere in the booklet. > > Sorry about all the length! > > Regards, > > Stephen > > Find my iPhone apps at www.blacktablet.co.uk > > On 29 Jul 2012, at 18:57, Sam - MacAmbulance <[email protected]> wrote: > >> Hi Phil >> >> LAN (local area network) : Anything on your network at home >> WAN (wide area network) : Anything beyond your router >> NAT (network address translation) : The translation between your private >> network and the rest of the world (public network). This job's done by your >> router. The router's firewall is what allows data through from the internet >> to your computer >> DHCP : Automatically giving >> configuring something with an IP address, everything on your home network >> must have a unique IP address or the router won't know where to send the data >> >> If your router & your Airport are both set to create private networks (using >> NAT & DHCP) then anything connected to your Airport router will be invisible >> to the rest of the network as they are in their own private network. If you >> set the Airport to bridge mode, it just bridges the wireless & the wired >> networks without any private network creation, everything exists on the same >> network. >> >> Hope that helps! >> >> Sam >> MacAmbulance >> >> Providing affordable Apple & PC services >> >> Sam Mullen >> 07747 778022 >> http://www.macambulance.co.uk >> [email protected] >> >> >> On 29 Jul 2012, at 17:35, Phil Tomlinson <[email protected]> >> wrote: >> >>> Thanks Sam - have done this. All seems ok. Anyone know of a text that >>> explains these evidently basic concepts (LAN Wan bridge mode etc.) to IT >>> network-challenged blokes of a certain age? >>> >>> Phil >>> >>> Sent from my iPad >>> >>> On 29 Jul 2012, at 16:25, Sam - MacAmbulance <[email protected]> >>> wrote: >>> >>>> Hi Phil >>>> >>>> Sounds like you've got your Airport base station connected to your router >>>> via the WAN (circle of dots) port rather than one of the LAN ports( <--> >>>> icon). >>>> >>>> In airport utility, set the airport to "Off (Bridge Mode)" in the Internet >>>> tab, then put the ethernet cable into one of the network ports not the >>>> internet port. >>>> >>>> Regards >>>> >>>> Sam >>>> MacAmbulance >>>> >>>> Providing affordable Apple & PC services >>>> >>>> Sam Mullen >>>> 07747 778022 >>>> http://www.macambulance.co.uk >>>> [email protected] >>>> >>>> >>>> On 29 Jul 2012, at 16:19, Phil Tomlinson >>>> <[email protected]> wrote: >>>> >>>>> >>>>> Message on the Airport Utility App on my iPad says I've got double NAT >>>>> and should change my Airport to "bridge mode" What does it mean? What >>>>> should I do? >>>>> >>>>> Phil T >>>>> >>>>> >>>>> Sent from my iPad >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google Groups >>>>> "Sussex Mac User Group" group. >>>>> To post to this group, send an email to [email protected]. >>>>> To unsubscribe from this group, send email to >>>>> [email protected]. >>>>> For more options, visit this group at >>>>> http://groups.google.com/group/smug?hl=en-GB. >>>>> >>>> >>>> >>>> -- >>>> You received this message because you are subscribed to the Google Groups >>>> "Sussex Mac User Group" group. >>>> To post to this group, send an email to [email protected]. >>>> To unsubscribe from this group, send email to >>>> [email protected]. >>>> For more options, visit this group at >>>> http://groups.google.com/group/smug?hl=en-GB. >>> >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Sussex Mac User Group" group. >>> To post to this group, send an email to [email protected]. >>> To unsubscribe from this group, send email to >>> [email protected]. >>> For more options, visit this group at >>> http://groups.google.com/group/smug?hl=en-GB. >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Sussex Mac User Group" group. >> To post to this group, send an email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/smug?hl=en-GB. > > > -- > You received this message because you are subscribed to the Google Groups > "Sussex Mac User Group" group. > To post to this group, send an email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/smug?hl=en-GB. -- You received this message because you are subscribed to the Google Groups "Sussex Mac User Group" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/smug?hl=en-GB.
