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xen-users
Re: [Xen-users] ssh issues on DomU
Hi,
Simon Hobson wrote:
Andrew McGlashan wrote:
I only see output when I ssh from Dom0 -- nothing when trying from
putty client.
Do you have any firewall in place that might be dropping connections ?
No, the closest thing would be the standard iptables rules on Dom0 ...
but it looks "okay" to me.
The same problems arise from other boxen on the same network too.
Target eth0 network is 192.168.1.0/24 with eth1 network being
192.168.10.0/24
In the interest of solving this and not making any changes to the output
which _may_ cause confusion, I've included some extra info here.
If anyone needs any more information, please let me know what to provide.
[Dom0]
# iptables -L
Chain INPUT (policy ACCEPT)
target prot opt source destination
Chain FORWARD (policy DROP)
target prot opt source destination
ACCEPT all -- anywhere anywhere state
RELATED,ESTABLISHED PHYSDEV match --physdev-out vif3.1
ACCEPT all -- anywhere anywhere PHYSDEV
match --physdev-in vif3.1
ACCEPT all -- anywhere anywhere state
RELATED,ESTABLISHED PHYSDEV match --physdev-out vif3.0
ACCEPT all -- anywhere anywhere PHYSDEV
match --physdev-in vif3.0
ACCEPT all -- anywhere anywhere PHYSDEV
match --physdev-in peth1
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
# netstat -rn
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
192.168.10.0 0.0.0.0 255.255.255.0 U 0 0 0
eth1
192.168.222.0 192.168.1.1 255.255.255.0 UG 0 0 0
eth0
0.0.0.0 192.168.10.254 0.0.0.0 UG 0 0 0
eth1
# cat /etc/resolv.conf
nameserver 192.168.10.254
# ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:11:25:8e:35:5e
inet addr:192.168.1.33 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::211:25ff:fe8e:355e/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:488448 errors:0 dropped:0 overruns:0 frame:0
TX packets:24333 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:38658147 (36.8 MiB) TX bytes:5180786 (4.9 MiB)
eth1 Link encap:Ethernet HWaddr 00:11:25:8e:35:5f
inet addr:192.168.10.33 Bcast:192.168.10.255 Mask:255.255.255.0
inet6 addr: fe80::211:25ff:fe8e:355f/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:128731 errors:0 dropped:0 overruns:0 frame:0
TX packets:108605 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:16447271 (15.6 MiB) TX bytes:119938992 (114.3 MiB)
eth2 Link encap:Ethernet HWaddr 00:0e:0c:76:4a:08
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:11 errors:0 dropped:0 overruns:0 frame:0
TX packets:11 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:841 (841.0 B) TX bytes:841 (841.0 B)
peth0 Link encap:Ethernet HWaddr 00:11:25:8e:35:5e
inet6 addr: fe80::211:25ff:fe8e:355e/64 Scope:Link
UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
RX packets:524126 errors:0 dropped:0 overruns:0 frame:0
TX packets:11900 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:46978477 (44.8 MiB) TX bytes:4145178 (3.9 MiB)
Interrupt:16
peth1 Link encap:Ethernet HWaddr 00:11:25:8e:35:5f
inet6 addr: fe80::211:25ff:fe8e:355f/64 Scope:Link
UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
RX packets:278848 errors:0 dropped:0 overruns:0 frame:0
TX packets:332433 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:43404930 (41.3 MiB) TX bytes:331005275 (315.6 MiB)
Interrupt:16
vif3.0 Link encap:Ethernet HWaddr fe:ff:ff:ff:ff:ff
inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
RX packets:34 errors:0 dropped:0 overruns:0 frame:0
TX packets:35913 errors:0 dropped:7 overruns:0 carrier:0
collisions:0 txqueuelen:32
RX bytes:4920 (4.8 KiB) TX bytes:2322684 (2.2 MiB)
vif3.1 Link encap:Ethernet HWaddr fe:ff:ff:ff:ff:ff
inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
RX packets:10181 errors:0 dropped:0 overruns:0 frame:0
TX packets:13043 errors:0 dropped:4 overruns:0 carrier:0
collisions:0 txqueuelen:32
RX bytes:11165923 (10.6 MiB) TX bytes:1562808 (1.4 MiB)
[DomU]
Chain INPUT (policy ACCEPT)
target prot opt source destination
Chain FORWARD (policy ACCEPT)
target prot opt source destination
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
# netstat -rn
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
192.168.10.0 0.0.0.0 255.255.255.0 U 0 0 0
eth1
192.168.222.0 192.168.1.1 255.255.255.0 UG 0 0 0
eth0
0.0.0.0 192.168.10.254 0.0.0.0 UG 0 0 0
eth1
# cat /etc/resolv.conf
nameserver 192.168.10.254
# ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:16:3e:24:79:d6
inet addr:192.168.1.201 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::216:3eff:fe24:79d6/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:36006 errors:0 dropped:0 overruns:0 frame:0
TX packets:34 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1824540 (1.7 MiB) TX bytes:5396 (5.2 KiB)
Interrupt:246
eth1 Link encap:Ethernet HWaddr 00:16:3e:24:79:d7
inet addr:192.168.10.201 Bcast:192.168.10.255
Mask:255.255.255.0
inet6 addr: fe80::216:3eff:fe24:79d7/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:13098 errors:0 dropped:0 overruns:0 frame:0
TX packets:10217 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1383487 (1.3 MiB) TX bytes:11388793 (10.8 MiB)
Interrupt:245
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:104 errors:0 dropped:0 overruns:0 frame:0
TX packets:104 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:10634 (10.3 KiB) TX bytes:10634 (10.3 KiB)
Thanks.
--
Kind Regards
AndrewM
Andrew McGlashan
Broadband Solutions now including VoIP
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