Date: Sun, 3 Feb 2008 02:24:43 -0500 From: "Jeremy Gransden" <jeremy.gransden@gmail.com> To: "Eugen Udma" <eugenu2@yahoo.com> Cc: freebsd-questions@freebsd.org Subject: Re: Behind a router Message-ID: <87f7f4170802022324ma92af72p5a48b605ff3cda5f@mail.gmail.com> In-Reply-To: <214080.29632.qm@web56907.mail.re3.yahoo.com> References: <214080.29632.qm@web56907.mail.re3.yahoo.com>
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On Feb 3, 2008 12:49 AM, Eugen Udma <eugenu2@yahoo.com> wrote:
> I
> had
> a
> working
> minimal
> FreeBSD
> system
> until
> I
> put
> it
> behind
> a
> wireless
> router.
> Since
> then,
> my
> network
> is
> not
> accessible
> anymore
> when
> I
> boot
> BSD.
> On
> the
> same
> desktop
> I
> have
> a
> Gentoo
> Linux
> system
> which
> works
> just
> fine,
> even
> if
> I
> didn't
> touch
> any
> of
> it's
> configuration
> files
> after
> I
> installed
> the
> router.
>
> The
> router
> is
> a
> ZyXEL
> P-335U
> connected
> to
> a
> cable
> modem.
> The
> desktop
> is
> plugged
> into
> a
> LAN
> port.
> A
> laptop
> connected
> by
> wireless
> has
> no
> problems.
> The
> router
> gets
> it's
> IP
> from
> the
> ISP
> and
> acts
> as
> a
> firewall
> and
> a
> DHCP
> server
> to
> my
> network:
> it
> serves
> a
> pool
> of
> 32
> addresses
> starting
> at
> 192.168.1.33.
> Its
> own
> address
> is
> 192.168.1.1.
> The
> IP
> Subnet
> Mask
> is
> 255.255.255.0.
>
> The
> configuration
> files
> for
> FreeBSD
> are
> shown
> below.
> The
> output
> of
> ifconfig
> and
> netstat
> are
> also
> shown
> for
> BSD
> and
> Linux.
>
> What
> I
> don't
> understand
> is
> the
> fact
> that
> having
> the
> same
> router
> settings,
> Linux
> works
> while
> BSD
> doesn't:
> I
> can't
> even
> ping
> 192.168.1.1,
> while
> the
> same
> ping
> in
> Linux
> works.
>
> I
> read
> the
> handbook
> and
> various
> other
> BSD
> information
> sources
> on
> the
> web
> and
> I
> could
> not
> solve
> this
> issue.
>
> My
> question
> is:
> which
> config
> files
> do
> I
> have
> to
> edit
> in
> FreeBSD
> and
> what
> settings
> should
> I
> use
> ?
> Can
> anybody
> help
> ?
>
> Thanks,
> eu
>
> /etc/rc.conf
> ---------------------------------------------------------------------------
> ifconfig_dc0="DHCP"
> hostname="localhost"
> ---------------------------------------------------------------------------
>
> /etc/dhclient.conf
> ---------------------------------------------------------------------------
> interface
> "dc0"
> {
> send
> host-name
> "localhost";
> request
> subnet-mask,
> broadcast-address,
> routers,
> domain-name-servers,
>
>
>
>
>
>
>
>
> domain-name,
> time-servers;
> require
> domain-name-servers;
> }
> ---------------------------------------------------------------------------
>
> ifconfig
> dc0
> (BSD)
> ---------------------------------------------------------------------------
> dc0:
> flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST>
> metric
> 0
> mtu
> 1500
>
>
> options=8<VLAN_MTU>
>
>
> ether
> 00:14:cf:52:b4:17
>
>
> inet
> 192.168.1.33
> netmask
> 0xffffff00
> broadcast
> 192.168.1.255
>
>
> media:
> Ethernet
> autoselect
> (100baseTX
> <full-duplex>)
>
>
> status:
> active
> ---------------------------------------------------------------------------
>
> ifconfig
> eth0
> (Linux)
> ---------------------------------------------------------------------------
> eth0
>
>
> Link
> encap:Ethernet
> HWaddr
> 00:14:CF:52:B4:17
>
>
>
>
>
> inet
> addr:192.168.1.33
> Bcast:192.168.1.255
> Mask:255.255.255.0
>
>
>
>
>
> inet6
> addr:
> fe80::214:cfff:fe52:b417/64
> Scope:Link
>
>
>
>
>
> UP
> BROADCAST
> RUNNING
> MULTICAST
> MTU:1500
> Metric:1
> ---------------------------------------------------------------------------
>
> netstat
> -rn
> (BSD)
> ---------------------------------------------------------------------------
> Routing
> tables
>
> Internet:
> Destination
>
>
>
> Gateway
>
>
>
>
>
> Flags
>
> Refs
>
>
> Use
> Netif
> Expire
> default
>
>
>
>
>
> 192.168.1.1
>
>
>
> UGS
>
>
>
>
> 0
>
>
>
> 4
>
> dc0
> 127.0.0.1
>
>
>
>
> 127.0.0.1
>
>
>
>
> UH
>
>
>
>
> 0
>
>
>
> 0
>
> lo0
> 192.168.1.0/24
>
>
> link#1
>
>
>
>
>
>
> UC
>
>
>
>
> 0
>
>
>
> 0
>
> dc0
> 192.168.1.1
>
>
>
> link#1
>
>
>
>
>
>
> UHLW
>
>
>
> 2
>
>
>
> 4
>
> dc0
> ---------------------------------------------------------------------------
>
> netstat
> -rn
> (Linux)
> ---------------------------------------------------------------------------
> Kernel
> IP
> routing
> table
> Destination
>
>
> Gateway
>
>
>
>
> Genmask
>
>
>
>
> Flags
>
> MSS
> Window
> irtt
> Iface
> 192.168.1.0
>
>
> 0.0.0.0
>
>
>
>
> 255.255.255.0
>
> U
>
>
>
>
> 0
> 0
>
>
>
>
> 0
> eth0
> 127.0.0.0
>
>
>
> 0.0.0.0
>
>
>
>
> 255.0.0.0
>
>
>
> U
>
>
>
>
> 0
> 0
>
>
>
>
> 0
> lo
> 0.0.0.0
>
>
>
>
> 192.168.1.1
>
>
> 0.0.0.0
>
>
>
>
> UG
>
>
>
> 0
> 0
>
>
>
>
> 0
> eth0
> ---------------------------------------------------------------------------
>
> The
> content
> of
> /var/db/dhclient.leases.dc0
> (BSD)
> is:
> ---------------------------------------------------------------------------
> lease
> {
>
> interface
> "dc0";
>
> fixed-address
> 192.168.1.33;
>
> server-name
> "ZYXEL_P_335U";
>
> option
> subnet-mask
> 255.255.255.0;
>
> option
> routers
> 192.168.1.1;
>
> option
> domain-name-servers
> 64.59.176.13,64.59.176.15;
>
> option
> domain-name
> "wp.shawcable.net";
>
> option
> dhcp-lease-time
> 259200;
>
> option
> dhcp-message-type
> 5;
>
> option
> dhcp-server-identifier
> 192.168.1.1;
>
> option
> dhcp-renewal-time
> 129600;
>
> option
> dhcp-rebinding-time
> 226800;
>
> renew
> 1
> 2008/2/4
> 16:13:41;
>
> rebind
> 2
> 2008/2/5
> 19:13:41;
>
> expire
> 3
> 2008/2/6
> 04:13:41;
> }
> ---------------------------------------------------------------------------
>
> The
> content
> of
> /var/lib/dhcpcd/dhcpcd-eth0.info
> (Linux)
> is:
> ---------------------------------------------------------------------------
> IPADDR='192.168.1.33'
> NETMASK='255.255.255.0'
> BROADCAST='192.168.1.255'
> ROUTES=''
> GATEWAYS='192.168.1.1'
> HOSTNAME='dhcppc1'
> DNSDOMAIN='wp.shawcable.net'
> DNSSERVERS='64.59.176.13
> 64.59.176.15'
> DHCPSID='192.168.1.1'
> DHCPSNAME='ZYXEL_P_335U'
> LEASEDFROM='1202012861'
> LEASETIME='259200'
> RENEWALTIME='129600'
> REBINDTIME='226800'
> INTERFACE='eth0'
> CLASSID='dhcpcd
> 3.1.5'
> CLIENTID='ff:00:00:00:03:00:01:00:01:0e:90:86:a3:00:14:cf:52:b4:17'
> DHCPCHADDR='00:14:cf:52:b4:17'
>
>
>
>
>
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