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diff --git a/zarb-ml/mageia-discuss/20120522/007387.html b/zarb-ml/mageia-discuss/20120522/007387.html new file mode 100644 index 000000000..8f984d321 --- /dev/null +++ b/zarb-ml/mageia-discuss/20120522/007387.html @@ -0,0 +1,192 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [Mageia-discuss] Temporarily changing IP address + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:mageia-discuss%40mageia.org?Subject=Re%3A%20%5BMageia-discuss%5D%20Temporarily%20changing%20IP%20address&In-Reply-To=%3C4FBBBAD7.9020208%40kde.org%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="007386.html"> + <LINK REL="Next" HREF="007394.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[Mageia-discuss] Temporarily changing IP address</H1> + <B>Anne Wilson</B> + <A HREF="mailto:mageia-discuss%40mageia.org?Subject=Re%3A%20%5BMageia-discuss%5D%20Temporarily%20changing%20IP%20address&In-Reply-To=%3C4FBBBAD7.9020208%40kde.org%3E" + TITLE="[Mageia-discuss] Temporarily changing IP address">annew at kde.org + </A><BR> + <I>Tue May 22 18:12:07 CEST 2012</I> + <P><UL> + <LI>Previous message: <A HREF="007386.html">[Mageia-discuss] Temporarily changing IP address +</A></li> + <LI>Next message: <A HREF="007394.html">[Mageia-discuss] Temporarily changing IP address +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#7387">[ date ]</a> + <a href="thread.html#7387">[ thread ]</a> + <a href="subject.html#7387">[ subject ]</a> + <a href="author.html#7387">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>-----BEGIN PGP SIGNED MESSAGE----- +Hash: SHA1 + +On 22/05/12 16:59, AL13N wrote: +>><i> On 22/05/12 15:08, AL13N wrote: +</I>>>>>>><i> No :-( No difference, even though I restarted the +</I>>>>>>><i> network service, +</I>>>>><i> +</I>>>>><i> Lets start from scratch. +</I>>>>><i> +</I>>>>><i> But first, can you tell me the ip address of the NAS and +</I>>>>><i> your laptop's IP address for eth0. +</I>>>>><i> +</I>>>>><i> After making note of these, put the laptop back to it's +</I>>>>><i> original config. (i.e. remove the manually created interface) +</I>>>>><i> and set wlan0 not to come up on reboot. Then restart so you +</I>>>>><i> only have an ip address on eth0. +</I>>>>><i> +</I>>>>><i> Then send me the info. +</I>>>>><i> +</I>>>>><i> Doug +</I>>>><i> +</I>>>><i> in fact, if we want it to be even simpler, you could add the +</I>>>><i> ip address without a alias interface wit iproute2 +</I>>>><i> +</I>>>><i> []# ip addr show eth0 +</I>>><i> +</I>>><i> # ip addr show eth0 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> +</I>>><i> mtu 1500 qdisc pfifo_fast state UP qlen 1000 link/ether +</I>>><i> 1c:75:08:28:bd:e4 brd ff:ff:ff:ff:ff:ff inet 169.254.100.1/24 brd +</I>>><i> 169.254.100.255 scope global eth0 inet6 +</I>>><i> fe80::1e75:8ff:fe28:bde4/64 scope link valid_lft forever +</I>>><i> preferred_lft forever +</I>>><i> +</I>>>><i> []# ip addr add www.xxx.yyy.zzz/netmask dev eth0 +</I>>><i> +</I>>><i> # ip addr add www.192.168.0.20/255.255.255.0 dev eth0 Error: an +</I>>><i> inet prefix is expected rather than +</I>>><i> "www.192.168.0.20/255.255.255.0". +</I>>><i> +</I>>><i> Not sure what it is expecting. +</I>><i> +</I>><i> hum, i meant the socalled CIDR notation: 4 parts of ip address +</I>><i> followed by a subnet mask, +</I>><i> +</I>><i> in your case, i'd do: +</I>><i> +</I>><i> []# ip addr add 192.168.0.20/24 dev eth0 +</I>><i> +</I>Meanwhile, I played with alternatives, knowing that it must be +something close to what I'd already tried. So, + +# ip addr add 192.168.0.20/255.255.255.0 dev eth0 +# ip addr show eth0 +2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast +state UP qlen 1000 + link/ether 1c:75:08:28:bd:e4 brd ff:ff:ff:ff:ff:ff + inet 169.254.100.1/24 brd 169.254.100.255 scope global eth0 + inet 192.168.0.20/24 scope global eth0 + inet6 fe80::1e75:8ff:fe28:bde4/64 scope link + valid_lft forever preferred_lft forever + +So now it appears to have two addresses, preferring the wrong one. + +><i> then if you do +</I>><i> +</I>><i> []# ip addr show eth0 +</I>><i> +</I>><i> again, you'd see it was there, as well as the extra route for that +</I>><i> range: +</I>><i> +</I>><i> []# ip route +</I>><i> +</I># ip route +default via 192.168.0.1 dev eth1 proto static +default via 169.254.100.100 dev eth0 metric 10 +default via 192.168.0.1 dev eth1 metric 10 +169.254.100.0/24 dev eth0 proto kernel scope link src 169.254.100.1 + metric 10 +192.168.0.0/24 dev eth1 proto kernel scope link src 192.168.0.101 +192.168.0.0/24 dev eth0 proto kernel scope link src 192.168.0.20 +><i> +</I>ifconfig +eth0 Link encap:Ethernet HWaddr 1C:75:08:28:BD:E4 + inet addr:169.254.100.1 Bcast:169.254.100.255 +Mask:255.255.255.0 + +>><i> +</I>>><i> Shorewall and iptables are currently stopped. +</I>><i> +</I>><i> Be careful of this, in your case, it might not matter, but +</I>><i> shorewall stop has policy DROP, (i think), allthough iptables +</I>><i> should have policy ACCEPT. +</I>><i> +</I>><i> so, you'd have to stop shorewall first, then stop iptables. +</I> +That's the order I did it. +><i> +</I>><i> personally, i'd rather not stop the firewall, due to security +</I>><i> reasons though. but since with this solution, you don't have any +</I>><i> extra interface, even just restarting it would be fine. +</I>><i> +</I>Once I have a connection I'll restart them. + +><i> if you want to debug even further: +</I>><i> +</I>><i> []# tcpdump -n -i eth0 host <nas_ip> +</I>><i> +</I>Where does that write to? A log file? + +><i> and try to connect and then you can see what sourceip and destip +</I>><i> are set and if a reply is coming back. +</I>><i> +</I>At the end of this, though, I can ping both the NAS on 192.168.0.200 +and other LAN connections. + +Last question, then, is whether this is a permanent change? + +Anne + +-----BEGIN PGP SIGNATURE----- +Version: GnuPG v1.4.12 (GNU/Linux) +Comment: Using GnuPG with Mozilla - <A HREF="http://enigmail.mozdev.org/">http://enigmail.mozdev.org/</A> + +iEYEARECAAYFAk+7us4ACgkQj93fyh4cnBf0xQCeJPH6mJDxbDwXMGE4dNfMDZEj +LPkAnRyhiCReDFFf/EKacftGR+jXkk40 +=FAyO +-----END PGP SIGNATURE----- +</PRE> + + + + + + + + + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="007386.html">[Mageia-discuss] Temporarily changing IP address +</A></li> + <LI>Next message: <A HREF="007394.html">[Mageia-discuss] Temporarily changing IP address +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#7387">[ date ]</a> + <a href="thread.html#7387">[ thread ]</a> + <a href="subject.html#7387">[ subject ]</a> + <a href="author.html#7387">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://www.mageia.org/mailman/listinfo/mageia-discuss">More information about the Mageia-discuss +mailing list</a><br> +</body></html> |