Date: Wed, 16 Jun 2010 18:15:32 +0100 From: Anton Shterenlikht <mexas@bristol.ac.uk> To: Matthew Seaman <m.seaman@infracaninophile.co.uk> Cc: Anton Shterenlikht <mexas@bristol.ac.uk>, freebsd-questions@freebsd.org Subject: Re: ntpq: write to localhost failed: Network is unreachable Message-ID: <20100616171531.GA56202@mech-cluster241.men.bris.ac.uk> In-Reply-To: <4C190513.20309@infracaninophile.co.uk> References: <20100616165909.GA55995@mech-cluster241.men.bris.ac.uk> <4C190513.20309@infracaninophile.co.uk>
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On Wed, Jun 16, 2010 at 06:08:35PM +0100, Matthew Seaman wrote:
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> On 16/06/2010 17:59:10, Anton Shterenlikht wrote:
> > After a recent upgrade to r209156 I get this error:
> >
> > $ ntpq -p
> > ntpq: write to localhost failed: Network is unreachable
> >
> > Please advise
>
> What does 'ifconfig -a' and 'netstat -rn' say?
$ ifconfig -a
em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MAGIC>
ether 00:13:21:5b:05:1c
inet 137.222.187.28 netmask 0xffffff00 broadcast 137.222.187.255
inet6 fe80::213:21ff:fe5b:51c%em0 prefixlen 64 scopeid 0x1
nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
media: Ethernet autoselect (1000baseT <full-duplex>)
status: active
em1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MAGIC>
ether 00:13:21:5b:05:1d
media: Ethernet autoselect (100baseTX <full-duplex>)
status: active
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
options=3<RXCSUM,TXCSUM>
inet 127.0.0.1 netmask 0xff000000
inet6 ::1 prefixlen 128
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
$ netstat -rn
Routing tables
Internet:
Destination Gateway Flags Refs Use Netif Expire
default 137.222.187.250 UGS 0 65512 em0
127.0.0.1 link#3 UH 0 293 lo0
137.222.187.0/24 link#1 U 0 10861 em0
137.222.187.28 link#1 UHS 0 0 lo0
Internet6:
Destination Gateway Flags Netif Expire
::/96 ::1 UGRS lo0
::1 ::1 UH lo0
::ffff:0.0.0.0/96 ::1 UGRS lo0
fe80::/10 ::1 UGRS lo0
fe80::%em0/64 link#1 U em0
fe80::213:21ff:fe5b:51c%em0 link#1 UHS lo0
fe80::%lo0/64 link#3 U lo0
fe80::1%lo0 link#3 UHS lo0
ff01:1::/32 fe80::213:21ff:fe5b:51c%em0 U em0
ff01:3::/32 ::1 U lo0
ff02::/16 ::1 UGRS lo0
ff02::%em0/32 fe80::213:21ff:fe5b:51c%em0 U em0
ff02::%lo0/32 ::1 U lo0
> What happens if you try and ping localhost?
$ ping -c5 localhost
PING localhost (127.0.0.1): 56 data bytes
64 bytes from 127.0.0.1: icmp_seq=0 ttl=64 time=0.109 ms
64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.103 ms
64 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.060 ms
64 bytes from 127.0.0.1: icmp_seq=3 ttl=64 time=0.059 ms
64 bytes from 127.0.0.1: icmp_seq=4 ttl=64 time=0.059 ms
--- localhost ping statistics ---
5 packets transmitted, 5 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.059/0.078/0.109/0.023 ms
many thanks
anton
--
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423
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