[radvd-devel-l] regression with version 1.8

George K. kargig.lists at gmail.com
Thu Jun 2 03:52:53 EDT 2011


> Hi George,
>
> It may be worth a shot to bisect my git mirror of radvd
> (git://github.com/reubenhwk/radvd.git).  Knowing which commit
> introduced the regression would be helpful.
>
> Thanks,
> Reuben
>

The commit was introduced with
commit 746f7748fbf7b735a6a3564bfc36a1837d1c4260
Author: reubenhwk <reubenhwk>
Date:   Wed Apr 13 14:44:33 2011 +0000

    adding more logging on dec lifetimes

The previous one (eee0105a5a56461f7c59f79daff52e9e838eade3) works fine.

The config I am using is the following:
interface eth1 {
	AdvSendAdvert on;
	MinRtrAdvInterval 180;
	MaxRtrAdvInterval 600;
	AdvOtherConfigFlag on;
	AdvDefaultLifetime 0;
	AdvDefaultPreference low;
	prefix fd36:db30:4467:bcda:21d:1cff:fe01:12f3/64 {
		AdvOnLink on;
		AdvAutonomous on;
		AdvRouterAddr on;
		AdvValidLifetime 86400;
		AdvPreferredLifetime 14400;
	};
	prefix 2001:db8::2:1/64 {
		AdvOnLink on;
		AdvAutonomous on;
		AdvRouterAddr on;
		AdvValidLifetime 86400;
		AdvPreferredLifetime 14400;
	};
	RDNSS fd36:db30:4467:bcda:21d:1cff:fe01:12f3 {
		AdvRDNSSPreference 8;
	};
};

Here's more tcpdump output
COMMIT: eee0105a5a56461f7c59f79daff52e9e838eade3

10:38:17.072892 IP6 (hlim 255, next-header ICMPv6 (58) payload length:
112) fe80::21d:1cff:fe01:12f3 > ff02::1: [icmp6 sum ok] ICMP6, router
advertisement, length 112
	hop limit 64, Flags [other stateful], pref low, router lifetime 0s,
reachable time 0s, retrans time 0s
	  prefix info option (3), length 32 (4):
fd36:db30:4467:bcda:21d:1cff:fe01:12f3/64, Flags [onlink, auto,
router], valid time 86400s, pref. time 14400s
	    0x0000:  40e0 0001 5180 0000 3840 0000 0000 fd36
	    0x0010:  db30 4467 bcda 021d 1cff fe01 12f3
	  prefix info option (3), length 32 (4): 2001:db8::2:1/64, Flags
[onlink, auto, router], valid time 86400s, pref. time 14400s
	    0x0000:  40e0 0001 5180 0000 3840 0000 0000 2001
	    0x0010:  0db8 0000 0000 0000 0000 0002 0001
	  rdnss option (25), length 24 (3):  lifetime 0s, addr:
fd36:db30:4467:bcda:21d:1cff:fe01:12f3
	    0x0000:  0000 0000 0000 fd36 db30 4467 bcda 021d
	    0x0010:  1cff fe01 12f3
	  source link-address option (1), length 8 (1): 00:1d:1c:01:12:f3
	    0x0000:  001d 1c01 12f3

COMMIT: 746f7748fbf7b735a6a3564bfc36a1837d1c4260
10:42:22.763929 IP6 (hlim 255, next-header ICMPv6 (58) payload length:
112) fe80::21d:1cff:fe01:12f3 > ff02::1: [icmp6 sum ok] ICMP6, router
advertisement, length 112
	hop limit 64, Flags [other stateful], pref low, router lifetime 0s,
reachable time 0s, retrans time 0s
	  prefix info option (3), length 32 (4):
db30:4467:bcda:21d:1cff:fe01:12f3:0/0, Flags [none], valid time
1367343104s, pref. time 943718400s
	    0x0000:  0001 5180 0000 3840 0000 0000 fd36 db30
	    0x0010:  4467 bcda 021d 1cff fe01 12f3 0000
	  prefix info option (3), length 32 (4): db8::2:1:0/0, Flags [none],
valid time 1367343104s, pref. time 943718400s
	    0x0000:  0001 5180 0000 3840 0000 0000 2001 0db8
	    0x0010:  0000 0000 0000 0000 0002 0001 0000
	  rdnss option (25), length 24 (3):  lifetime 64822s, addr:
db30:4467:bcda:21d:1cff:fe01:12f3:0
	    0x0000:  0000 0000 fd36 db30 4467 bcda 021d 1cff
	    0x0010:  fe01 12f3 0000
	  source link-address option (1), length 8 (1): 00:1d:1c:01:12:f3
	    0x0000:  001d 1c01 12f3

Hope it helps!

Regards,
-- 
George Kargiotakis



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