Re: kern/49829: point2point network interfaces cannot receive packets

[Takahiro HAYASHI <t.hash425%gmail.com@localhost>]

The following reply was made to PR kern/49829; it has been noted by GNATS.

From: Takahiro HAYASHI <t.hash425%gmail.com@localhost>
To: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost, 
 gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/49829: point2point network interfaces cannot receive packets
Date: Fri, 10 Apr 2015 18:12:56 +0900

 pppoe(4) also affected, suggested by Robert Swindells.
 
 On -current kernel:
 
 # ifconfig pppoe0 create up
 # ifconfig pppoe0
 pppoe0: flags=8851<UP,POINTOPOINT,RUNNING,SIMPLEX,MULTICAST> mtu 1492
          inet6 fe80::216:3eff:fe00:f2%pppoe0 ->  prefixlen 64 scopeid 0x3
 # netstat -nr
 Routing tables
 
 Internet6:
 Destination                             Gateway                        Flags       Use    Mtu Interface
 fe80::%pppoe0/64                        fe80::216:3eff:fe00:f2         UC            0      -  pppoe0
 fe80::216:3eff:fe00:f2                  fe80::216:3eff:fe00:f2         UHl           0      -  pppoe0
 ff01:3::/32                             fe80::216:3eff:fe00:f2         UC            0      -  pppoe0
 ff02::%pppoe0/32                        fe80::216:3eff:fe00:f2         UC            0      -  pppoe0
 # ping6 -n fe80::216:3eff:fe00:f2%pppoe0
 PING6(56=40+8+8 bytes) fe80::216:3eff:fe00:f2%pppoe0 --> fe80::216:3eff:fe00:f2%pppoe0
 ^C
 --- fe80::216:3eff:fe00:f2%pppoe0 ping6 statistics ---
 3 packets transmitted, 0 packets received, 100.0% packet loss
 #
 
 
 On netbsd-7 kernel:
 
 # ifconfig pppoe0 create up
 # ifconfig pppoe0
 pppoe0: flags=8851<UP,POINTOPOINT,RUNNING,SIMPLEX,MULTICAST> mtu 1492
          inet6 fe80::216:3eff:fe00:f2%pppoe0 ->  prefixlen 64 scopeid 0x3
 # netstat -nr
 Routing tables
 
 Internet6:
 Destination                        Gateway                        Flags    Refs      Use    Mtu Interface
 fe80::%pppoe0/64                   link#3                         UC          -        0      -L pppoe0
 fe80::216:3eff:fe00:f2             link#3                         UHL         -        0      -L lo0
 ff01:3::/32                        link#3                         UC          -        0      -L pppoe0
 ff02::%pppoe0/32                   link#3                         UC          -        0      -L pppoe0
 # ping6 -n fe80::216:3eff:fe00:f2%pppoe0
 PING6(56=40+8+8 bytes) fe80::216:3eff:fe00:f2%pppoe0 --> fe80::216:3eff:fe00:f2%pppoe0
 16 bytes from fe80::216:3eff:fe00:f2%pppoe0, icmp_seq=0 hlim=64 time=10.642 ms
 16 bytes from fe80::216:3eff:fe00:f2%pppoe0, icmp_seq=1 hlim=64 time=0.059 ms
 16 bytes from fe80::216:3eff:fe00:f2%pppoe0, icmp_seq=2 hlim=64 time=0.045 ms
 ^C
 
 
 -- 
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