Date: Wed, 25 Feb 2009 18:11:42 +0000 From: Faizan ul haq Muhammad <faizi62@hotmail.com> To: <lists@jnielsen.net>, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: RE: ping stucks/hangs on PCI 3com NIC sk0 interface but works on builtin NIC Message-ID: <BLU149-W748054287E4E4FA47DA500B6AC0@phx.gbl> In-Reply-To: <200902251306.14765.lists@jnielsen.net> References: <BLU149-W4690F7B871E6EB8BF6159B6AC0@phx.gbl> <200902251306.14765.lists@jnielsen.net>
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=20 > From: lists@jnielsen.net > To: freebsd-questions@freebsd.org > Subject: Re: ping stucks/hangs on PCI 3com NIC sk0 interface but works on= builtin NIC > Date: Wed=2C 25 Feb 2009 13:06:14 -0500 > CC: faizi62@hotmail.com >=20 > On Wednesday 25 February 2009 12:35:23 pm Faizan ul haq Muhammad wrote: > > Hi > > I have two PCI NICs and one builtin NIC on freebsd 7.0 > > ifconfig shows information somthing like: > > > > bge0: flags=3D8843<UP=2C broadcast=2C runing=2C simplex=2C multicast>me= tric 0 mtu > > 1500 options=3D9b<RXCSUM=2CTXCSUM=2C VLAN_HWTAGGING. VLAN_HWCSUM> > > ether 00:13:21:f8:7e:56 > > inet 192.168.0.1 netmask 0xffffff00 broadcast 192.168.0.255 > > media: Ethernet autoselect (none) status: no carrier >=20 > This is NIC doesn't appear to be plugged in. no it is not plugged into any other yet and if i plug it and ping it from a= n external machine=2C it works >=20 > > sk0: flags=3D8843<UP=2C broadcast=2C runing=2C simplex=2C multicast>met= ric 0 mtu > > 1500 options=3Db<RXCSUM=2CTXCSUM=2C VLAN_MTU> > > ether 00:0a:5e:1a:69:25 > > inet 192.168.0.2 netmask 0xffffff00 broadcast 192.168.0.255 > > media: Ethernet autoselect (none) status: no carrier >=20 > Neither is this one. You are right=2C but it does not reply to ping even if i plug this to an ex= ternal system with crossover cable and ping from that PC. that is the difference in behaviour of both NICs >=20 > > Note: bge0 is builtin NIC > > sk0 is 3com PCI NIC > > > > now after configuration of IPV4 Addresses=2C when i verify the > > configuration with ping > > > > if i ping bge0(ping 192.168.0.1) i get the response of success > > but when i ping sk0 (ping 192.168.0.2) Ping gets stuck and gives no > > response=2C neither it gives success or host unreachable or denied kind= a > > errors.. >=20 > Why do you want both interfaces to be configured on the same subnet? that is not required as such=2C I am just preparing the setup to use this m= achine a bridge and configure dummynet on this machine. I hope now you get it. >=20 > > it just hangs over there.. and i can juz see one line of ping=20 > > not proceeding anyway. and if I terminate it via CTRL C then i get > > statistics sumthing like 3 packets sent=2C 0 received and 100% loss... >=20 > This is probably expected behavior. What does "netstat -rn" show? My gues= s=20 > is that the route for 192.168.0.0/24 is "link#1" aka bge0 and since it's= =20 > not plugged in to anything that's as far as it gets. exactly btu it does not show any other interface in netstat printout with this -rn = switch and can you explain=2C how this is the expected behavior then..? >=20 > > I am stuck and my brain does not work any more here.. > > Can anybody help me ... >=20 > JN >=20 Thanks for your early response _________________________________________________________________ Windows Live=99 Hotmail=AE:=85more than just e-mail.=20 http://windowslive.com/explore?ocid=3DTXT_TAGLM_WL_t2_hm_justgotbetter_expl= ore_022009=
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