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...and restart the firewall to get the Internet back.) Help! Many thanks, -T p.s. This is this is my full messages log when I restart networking (note the message at the end): #/etc/rc.d/init.d/network restart Aug 31 21:14:40 rn1 avahi-daemon[3207]: Withdrawing address record for fe80::230:48ff:fe78:8e92 on br0. Aug 31 21:14:40 rn1 avahi-daemon[3207]: Leaving mDNS multicast group on interface br0.IPv6 with address fe80::230:48ff:fe78:8e92. Aug 31 21:14:40 rn1 avahi-daemon[3207]: iface.c: interface_mdns_mcast_join() called but no local address available. Aug 31 21:14:40 rn1 avahi-daemon[3207]...

...timer expiration on tun0, state = 1 send RS on tun0, whose state is 2 set timer for tun0 to 4:0 New timer is 4:00000671 received RA from fe80::2d0:baff:fef4:e80 on tun0, state is 2 stop timer for tun0 there is no timer axxem.hide:~# tethereal -i tun0 ip6 Capturing on tun0 0.000000 fe80::290:27ff:fe78:9275 -> ff02::2 ICMPv6 Router solicitation 0.050048 fe80::2d0:baff:fef4:e80 -> ff02::1 ICMPv6 Router advertisement Detailed advertisement ("auto" flag is ON): Internet Control Message Protocol v6 Type: 134 (Router advertisement) Code: 0 Checksum: 0x7c84 (...

...AST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 ^^^^^^^^ address: 00:01:02:78:11:e8 media: Ethernet autoselect (10baseT) status: active inet 203.219.167.126 netmask 0xfffffffc broadcast 203.219.167.127 inet6 fe80::201:2ff:fe78:11e8%xl0 prefixlen 64 scopeid 0x2 But ifconfig seems to suggest that it is running in simplex mode. Is the degradation a result of the ADSL connection? David Kwok -------------- next part -------------- A non-text attachment was scrubbed... Name: smime.p7s Type: application/x-pkcs7-signature Siz...

...len 64 scopeid 0x1 xl0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 address: 00:01:02:78:11:e8 media: Ethernet autoselect (10baseT) status: active inet 203.219.167.126 netmask 0xfffffffc broadcast 203.219.167.127 inet6 fe80::201:2ff:fe78:11e8%xl0 prefixlen 64 scopeid 0x2 For fxp0, the internal interface although the nic can do full-duplex it seems to me that it is only running simplex!! Same for xl0, the external interface. It is running 10BaseT but again it is simplex. Does that affect my voip performance? Is it true that eve...

...C) 2000-2006 Netfilter Core Team [ 25.634912] nf_conntrack version 0.5.0 (3420 buckets, 13680 max) [ 25.688528] ip_tables: (C) 2000-2006 Netfilter Core Team [ 28.201103] NET: Registered protocol family 17 [ 33.914653] SFW2-INext-DROP-DEFLT IN=eth0 OUT= MAC= SRC=fe80:0000:0000:0000:0213:8fff:fe78:2b50 DST=ff02:0000:0000:0000:0000:0000:0000:00fb LEN=456 TC=0 HOPLIMIT=255 FLOWLBL=0 PROTO=UDP SPT=5353 DPT=5353 LEN=416 [ 46.282711] SFW2-INext-DROP-DEFLT IN=eth0 OUT= MAC= SRC=fe80:0000:0000:0000:0213:8fff:fe78:2b50 DST=ff02:0000:0000:0000:0000:0000:0000:00fb LEN=84 TC=0 HOPLIMIT=255 FLOWLBL=0...

...LOWER_UP> mtu 1500 qdisc mq state UP > group default qlen 1000 > ??? link/ether 00:26:b9:78:87:d1 brd ff:ff:ff:ff:ff:ff > ??? inet 192.168.1.90/24 brd 192.168.1.255 scope global noprefixroute > eno1 > ?????? valid_lft forever preferred_lft forever > ??? inet6 fe80::226:b9ff:fe78:87d1/64 scope link > ?????? valid_lft forever preferred_lft forever > 4: eno2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP > group default qlen 1000 > ??? link/ether 00:26:b9:78:87:d3 brd ff:ff:ff:ff:ff:ff > ??? inet 10.10.100.205/24 brd 10.10.100.255 scope...

...1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 ??? link/ether 00:26:b9:78:87:d1 brd ff:ff:ff:ff:ff:ff ??? inet 192.168.1.90/24 brd 192.168.1.255 scope global noprefixroute eno1 ?????? valid_lft forever preferred_lft forever ??? inet6 fe80::226:b9ff:fe78:87d1/64 scope link ?????? valid_lft forever preferred_lft forever 4: eno2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 ??? link/ether 00:26:b9:78:87:d3 brd ff:ff:ff:ff:ff:ff ??? inet 10.10.100.205/24 brd 10.10.100.255 scope global noprefixroute eno2...

...fe80::204:75ff:fed5:3e44/64 scope link valid_lft forever preferred_lft forever 5: eth3: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 00:60:08:78:7d:7c brd ff:ff:ff:ff:ff:ff inet 10.10.10.1/24 brd 10.10.10.255 scope global eth3 inet6 fe80::260:8ff:fe78:7d7c/64 scope link valid_lft forever preferred_lft forever 6: eth4: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 00:4f:4e:06:80:1b brd ff:ff:ff:ff:ff:ff inet 10.3.45.1/24 brd 10.3.45.255 scope global eth4 inet6 fe80::24f:4eff:fe06:801b/64 scope li...

...then I open the DomU, after that guest network responds. DomU Debian 6.03 over Centos 5.7 and Xen 3.03. My network configuration: eth0 Link encap:Ethernet HWaddr 68:B5:99:78:AA:6D inet addr:192.168.5.230 Bcast:192.168.5.255 Mask:255.255.255.0 inet6 addr: fe80::6ab5:99ff:fe78:ad6c/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:4237972 errors:0 dropped:0 overruns:0 frame:0 TX packets:2663665 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:547319641 (521.9 MiB) TX by...