Re: router contains a built-in switch versus router without a built-in switch

From: Duane Arnold (
Date: 09/17/05

Date: Sat, 17 Sep 2005 01:13:47 GMT

CJT <> wrote in

> Duane Arnold wrote:
>> wrote in
>>>CJT wrote:
>>>>The combination might be cheaper than the two parts separately.
>>>>And then it's only one thing to plug in.
>>>If I only want to connect to 3 PC in a LAN, the router has 4 ethernet
>>>ports and it can do the job. If I want to connect more than 4 PC,
>>>then I need a switch. This is the scenario of two parts separately.
>>>I still don't understand because router with built-in switch has 4
>>>ports also, how does it function as the combination of router and
>>>switch together?
>>>Here's different types of routers I looked at:
>>>n %2FVisitorWrapper
>>>BEFSR41 EtherFast® Cable/DSL Router with 4-Port Switch V4.0 (4 ports)
>>>BEFSR11 EtherFast® Cable/DSL Router (1 port)
>>>BEFSR81 EtherFast® Cable/DSL Router with 8-Port Switch V3.0 (8 ports)
>>>Another question, if the router has more than 1 port, then it must be
>>>router with built-in switch. Is that correct assumption? Because the
>>>traditional broadband router should only has 1 port?
>>>please advise more... thanks!!
>> The links below explain connecting two Linksys routers together. It
>> doesn't matter which ones or if it's wired or a wireless router or
>> any brand name of routers for home usage like D-link, Netgear, Belkin
>> and whatever.
>> The long version
>> p? p_faqid=358&p_created=1084209764
>> &p_sid=FJfGf8Dh&p_lva=&p_sp=cF9zcmNoPTEmcF9zb3J0X2J5PSZwX2dyaWRzb3J0PS
>> ZwX
>> 3Jvd19jbnQ9MjM1JnBfcHJvZHM9MSwwJnBfY2F0cz0mcF9wdj0xLjE7Mi51MCZwX2N2PSZ
>> wX3
>> NlYXJjaF90eXBlPWFuc3dlcnMuc2VhcmNoX25sJnBfc2NmX2xhbmc9MSZwX3BhZ2U9MSZw
>> X3N lYXJjaF90ZXh0PXdpcmVsZXNzIHRvIHdpcmVk&p_li=&p_topview=1
>> The short version
>> You disable the DHCP server on the router, then it's no longer a
>> router it's a switch.
> No, if you disable the router function (or just don't connect the WAN
> link), then it's no longer a router. It can still function as a DHCP
> server without being a router.

Well of course that's a given that you connect it to a LAN port on the
gateway router and DHCP is disabled on the second router that it is just
a switch. I don't recall any standalone *switches* that have DHCP.

And what your talking about above would be a double NAT-ed solution if
setup properly. I have never used a double NAT-ed solution but I think
that's what it is or could possibly be configured into but I could be

Duane :)

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