Re: 8.3-BETA1 no connection how to troubleshoot

On Mon, Feb 20, 2012 at 8:23 PM, Antonio Olivares
<olivares14031_at_gmail.com> wrote:
> Dear folks,
>
> I have upgraded via freebsd-update to 8.3 BETA 1 as instructed in
> release announcement:
>
> http://lists.freebsd.org/pipermail/freebsd-stable/2012-February/066340.html
>
> Machine was working well with 8.2-RELEASE-p3 since I could not got to
> 8.2-RELEASE-p6,  I decided it was best to test out 8.3-BETA1 and
> freebsd-update my way to 8.3-RELEASE when it is ready.  Now when
> starting the system, I cannot get connected.  The machine has three
> network devices  two wired, one wireless
>
> msk0
> re0
>
> urtw0
>
> of which msk0 was the only one which was connected directly.  I have
> in /etc/rc.conf
>
> synchronous_dhclient="YES"
> ifconfig msk0="DHCP"
>
> it picks up ip address, but cannot ping any website and/or connect.
> Are there things I can try to troubleshoot this?
>
> Thanks in Advance,
>
> Antonio

I have found a culprit.  The firewall blocked access :(
I commented the sections in /etc/rc.conf and I am back in business :)

quadcore# ifconfig -a
msk0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=c011b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,TSO4,VLAN_HWTSO,LINKSTATE>
	ether 00:1d:60:33:ca:b0
	inet 192.168.1.8 netmask 0xffffff00 broadcast 192.168.1.255
	media: Ethernet autoselect (100baseTX
<full-duplex,flowcontrol,rxpause,txpause>)
	status: active
fwe0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=8<VLAN_MTU>
	ether 02:11:d8:6b:f8:84
	ch 1 dma -1
fwip0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
	lladdr 0.11.d8.0.1.6b.f8.84.a.2.ff.fe.0.0.0.0
re0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MAGIC>
	ether 00:1d:60:33:d1:16
	media: Ethernet autoselect (10baseT/UTP <half-duplex>)
	status: no carrier
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
	options=3<RXCSUM,TXCSUM>
	inet6 fe80::1%lo0 prefixlen 64 scopeid 0xd
	inet6 ::1 prefixlen 128
	inet 127.0.0.1 netmask 0xff000000
	nd6 options=3<PERFORMNUD,ACCEPT_RTADV>
urtw0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 2290
	ether 00:15:af:28:dc:7c
	media: IEEE 802.11 Wireless Ethernet autoselect (autoselect)
	status: no carrier
quadcore# cat /etc/rc.conf

# -- sysinstall generated deltas -- # Tue Jul 26 23:20:43 2011
# Created: Tue Jul 26 23:20:43 2011
# Enable network daemons for user convenience.
# Please make all changes to this file, not to /etc/defaults/rc.conf.
# This file now contains just the overrides from /etc/defaults/rc.conf.
hostname="quadcore.home"
synchronous_dhclient="YES"
ifconfig_msk0="DHCP"
ntpdate_enable="YES"
ntpdate_hosts="north-america.pool.ntp.org"
tcp_extensions="NO"
#dbus_enable="YES"
#hald_enable="YES"
devfs_system_ruleset="Removable_Media"
lpd_enable="YES"
#ipfilter_enable="YES"
#ipfilter_rules="/etc/ipf.rules"
#ipmon_enable="YES"
#ipmon_flags="-Ds"
sendmail_enable="NONE"

I read it in FreeBSD handbook Chapters 12 and 31.  I will now try to
troubleshoot this or use another firewall to get this working.  As for
the network interfaces:

quadcore# dmesg | grep 'msk0'
msk0: <Marvell Technology Group Ltd. Yukon EC Ultra Id 0xb4 Rev 0x02> on mskc0
msk0: Ethernet address: 00:1d:60:33:ca:b0
miibus0: <MII bus> on msk0
quadcore# dmesg | grep 're0'
firewire0: <IEEE1394(FireWire) bus> on fwohci0
fwe0: <Ethernet over FireWire> on firewire0
fwip0: <IP over FireWire> on firewire0
dcons_crom0: <dcons configuration ROM> on firewire0
re0: <RealTek 8169SC/8110SC Single-chip Gigabit Ethernet> port
0xe800-0xe8ff mem 0xfebfec00-0xfebfecff irq 16 at device 4.0 on pci5
re0: Chip rev. 0x18000000
re0: MAC rev. 0x00000000
miibus1: <MII bus> on re0
re0: Ethernet address: 00:1d:60:33:d1:16
re0: [FILTER]
firewire0: 1 nodes, maxhop <= 0 cable IRM irm(0)  (me)
firewire0: bus manager 0
quadcore# dmesg | grep 'urtw0'
urtw0: <vendor 0x0bda product 0x8187, class 0/0, rev 2.00/1.00, addr
3> on usbus3
urtw0: unknown RTL8187L type: 0x8000000
urtw0: rtl8187l rf rtl8225u hwrev none

quadcore# uname -r
8.3-BETA1
quadcore# uname -a
FreeBSD quadcore.home 8.3-BETA1 FreeBSD 8.3-BETA1 #0: Thu Feb 16
16:30:35 UTC 2012
root_at_mason.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC  amd64
quadcore#

Sorry for the noise!

Regards,


Antonio