Thank you so much Sam. Yes we have WPA2 on and yes, the Netgear's WiFi is off.
Ahhhhhh. :) Stephen Find my iPhone apps at www.blacktablet.co.uk On 29 Jul 2012, at 19:43, Sam - MacAmbulance <[email protected]> wrote: > Hi Stephen > > The NetGear router is handling both NAT and DHCP as it is the router between > public (internet) and private (yours) networks. The airport express only > needs to bridge the ethernet from the NetGear to the wifi network, it doesn't > need to do the job of NAT or DHCP as they're already active on the router. > > It doesn't make your setup any less secure, I'm assuming your AE base station > has WPA2 encryption set up on the wifi network? If so then that's fine. Also > check that your NetGear's wifi network is secured or turned off. > > Regards > > Sam > MacAmbulance > > Providing affordable Apple & PC services > > Sam Mullen > 07747 778022 > http://www.macambulance.co.uk > [email protected] > > > On 29 Jul 2012, at 19:26, Stephen Watson <[email protected]> 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. -- 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.
