RE: problems connecting BEFSR41 with BEFW11S4

[http://www.screw.csoft.net/~robert (Robert)]

 > From: http://dummy.us.eu.org/robert (Robert)
 > Date: Sun, 10 Mar 2002 17:07:10 -0500
 >
 >  > From: "Marvin Hernandez" <http://www.linksys.com/~marvin.hernandez>
 >  > Date: Sun, 10 Mar 2002 13:01:24 -0800
 >  >
 >  > Dear Robert,
 >  > 
 >  > Thank you for contacting Linksys Customer Support.
 >  > 
 >  > Try connecting the two uplink ports.
 > 
 > Sorry, but do you mean using just plain CAT 5 ethernet cables (not
 > crossover cables)?
 > 
 >  > Set static IP addresses on your PCs. I
 >  > attached a document to guide you. Once you have done all the tweaking,
 >  > shutdown your network. Power up the modem first, then the BEFW11S4, next is
 >  > the BEFSR41 and lastly all the PCs.
 > 
 > I'll try this.

I tried this with plain CAT 5.  There is no connectivity between the
routers at all -- the port lights don't even come on for either port 1 or
port 4 on either the BEFW11S4 or the BEFSR41.  But the LAN on each
separate router works fine.

 >  > If you have further questions, please feel free to send an eMail
 >  > to http://www.linksys.com/~support or contact us at (800) 326-7114  so that
 >  > we may further assist you.
 >  > 
 >  > Regards,
 >  > 
 >  > Marvin Hernandez
 >  > Product Support Representative
 >  > Linksys
 >  > 
 >  > E-mail address: http://www.linksys.com/~marvin.hernandez
 >  > Website: http://www.linksys.com/
 >  > Firmware http://www.linksys.com/download/firmware.asp
 >  > Linksys Drivers  http://www.linksys.com/download/
 >  > Network Everywhere http://www.networkeverywhere.com/
 >  > Network Everywhere Drivers http://www.networkeverywhere.com/downloads.html
 >  > Tech Helper http://www.linksys.com/tech_helper/default.html
 >  > 
 >  > If you are responding to this e-mail, please attach all previous
 >  > correspondence as a point of reference.
 >  > 
 >  > -----Original Message-----
 >  > From: Robert [http://dummy.us.eu.org/robert]
 >  > Sent: Sunday, 10 March 2002 12:33 PM
 >  > To: Marvin Hernandez
 >  > Cc: http://www.linksys.com/~support
 >  > 
 >  >  > From: "Marvin Hernandez" <http://www.linksys.com/~marvin.hernandez>
 >  >  > Date: Sun, 10 Mar 2002 11:32:33 -0800
 >  >  >
 >  >  > Dear Robert,
 >  >  >
 >  >  > Thank you for contacting Linksys Customer Support.
 >  >  >
 >  >  > Although this set-up is not recommended, I could work. You have done a
 >  > good
 >  >  > job. I believe you should just stick with:
 >  >  >
 >  >  > the BEFW11S4 port 2 to the uplink of the BEFSR41
 >  >  > the BEFSR41 in router mode
 >  >  > DHCP disabled in the BEFSR41
 >  >  > the IP of the BEFSR41 should be in a different range like 192.168.2.1(you
 >  >  > were very close)
 >  >  > disable multicast passthrough in the BEFSR41 if not both
 >  >  > on your PCs, set the IP of the BEFW11S4 as the gateway(I'm assuming it's
 >  > the
 >  >  > one connected to the modem)
 >  > 
 >  > I did the above.  At first, I set the IP address and I couldn't do the
 >  > rest!  So, I reset the router and started again.  I did everything above
 >  > and the last step was to set the IP addr of the router to 192.168.2.1 .
 >  > 
 >  > After connecting the uplink, the whole LAN still hung.  As before, the
 >  > lights on the BEFW11S4 flashed.  Here's the sequence:
 >  > 
 >  > 1) The Link/Act, Full/Col, and 100 lights on port 1 on the BEFSR41 come
 >  >    steadily on, and
 >  > 2) then immediately afterwards the Link/Act, Full/Col, and 100 lights on
 >  >    port 2 on the BEFW11S4 start blinking.
 >  > 
 >  > They seem to blink in bursts.  First, the lights on the BEFSR41 come on,
 >  > then the lights on the BEFW11S4 blink furiously for 3 seconds and then are
 >  > dark for 3 seconds; then, repeating, the lights on the BEFSR41 come on,
 >  > the BEFW11S4 lights blink for 3 seconds and are dark for 3 seconds.  This
 >  > cycle repeats over and over.
 >  > 
 >  > During this time, the LAN is unusable and only a few packets (if that)
 >  > manage to get from one computer to another.
 >  > 
 >  >  > Please keep me posted.
 >  >  >
 >  >  > If you have further questions, please feel free to send an eMail
 >  >  > to http://www.linksys.com/~support or contact us at (800) 326-7114  so that
 >  >  > we may further assist you.
 >  >  >
 >  >  > Regards,
 >  >  >
 >  >  > Marvin Hernandez
 >  >  > Product Support Representative
 >  >  > Linksys
 >  >  >
 >  >  > E-mail address: http://www.linksys.com/~marvin.hernandez
 >  >  > Website: http://www.linksys.com/
 >  >  > Firmware http://www.linksys.com/download/firmware.asp
 >  >  > Linksys Drivers  http://www.linksys.com/download/
 >  >  > Network Everywhere http://www.networkeverywhere.com/
 >  >  > Network Everywhere Drivers
 >  > http://www.networkeverywhere.com/downloads.html
 >  >  > Tech Helper http://www.linksys.com/tech_helper/default.html
 >  >  >
 >  >  > If you are responding to this e-mail, please attach all previous
 >  >  > correspondence as a point of reference.
 >  >  >
 >  >  > -----Original Message-----
 >  >  > From: Robert [http://dummy.us.eu.org/robert]
 >  >  > Sent: Sunday, 10 March 2002 8:56 AM
 >  >  > To: http://www.linksys.com/~support
 >  >  >
 >  >  > Hi.  I have a BEFSR41 and a BEFW11S4.  I already had the BEFW11S4
 >  >  > and it works great.  I bought a BEFSR41 hoping to connect them together.
 >  >  >
 >  >  > Before doing anything, I changed the IP address for the BEFSR41 to
 >  >  > 192.168.1.5 .  (The IP address of the BEFW11S4 is 192.168.1.1 .)  I also
 >  >  > disabled DHCP.
 >  >  >
 >  >  > When I try to connect the uplink from one router to another, it doesn't
 >  >  > work.  I tried:
 >  >  >
 >  >  > 1)	BEFSR41 uplink -> BEFW11S4 port 2
 >  >  > 2)	BEFW11S4 uplink -> BEFSR41 port 2
 >  >  >
 >  >  > Nothing is plugged into port 1 nor port 4 on either router.  I am using
 >  >  > a standard CAT5 ethernet cable.
 >  >  >
 >  >  > When I try either #1 or #2, the network gets flooded with ethernet frame
 >  >  > packets.  (I tried tcpdump when I connect them together, but there are no
 >  >  > TCP/IP packets.  So, I assume that they are frames, not packets.)  When
 >  >  > trying #1 or #2, I am unable to connect or send any data over the LAN at
 >  >  > all.
 >  >  >
 >  >  > I also tried clicking on the "router" button (instead of "gateway") on
 >  > the
 >  >  > Dynamic Routing tab on BEFSR41.  It made no difference whatsoever.
 >  >  >
 >  >  > I tried unplugging both of their power supplies and plugging them back
 >  > in.
 >  >  > It made no difference.
 >  >  >
 >  >  > I speculate that the switch is trying to "learn" the MAC address for the
 >  >  > port since the 100Mbps light lights up temporarily before flooding with
 >  >  > the frame packets.  (All of my ethernet cards are 10Mbps, not 100Mbps.)
 >  >  >
 >  >  > The firmware level on my BEFW11S4 is 1.37.9b, Jun 21 2001.
 >  >  >
 >  >  > The firmware level on my BEFSR41 is 1.42.3, Jan 28 2002.
 >  >  >
 >  >  > Thanks.