I attach the patch of snmplib/snmpTCPIPv6Domain.c (for net-snmp 5.2).
Please try it.
Katsuhisa ABE
Cyber Solutions Inc.
From: Katsuhisa ABE <[EMAIL PROTECTED]>
Subject: Re: Using Net-Snmp for IPv6 and IPv4 simultaneously for both TCP and
UDP.
Date: Wed, 26 Jan 2005 11:06:58 +0900 (JST)
Message-ID: <[EMAIL PROTECTED]>
abekatsu> Hi, Sasson.
abekatsu>
abekatsu> I think, we need the following setsockopt option
abekatsu> in snmplib/snmpTCPIPv6Domin.c as the same as
snmplib/snmpUDPIPv6Domain.c.
(snip)
abekatsu> If possible, I will make a patch for snmplib/snmpTCPIPv6Domain.c.
--- snmplib/snmpTCPIPv6Domain.c.orig Wed Jan 26 15:12:52 2005
+++ snmplib/snmpTCPIPv6Domain.c Wed Jan 26 15:13:31 2005
@@ -310,6 +310,16 @@
* be INADDR_ANY, but certainly includes a port number.
*/
+#ifdef IPV6_V6ONLY
+ /* Try to restrict PF_INET6 socket to IPv6 communications only. */
+ {
+ int one=1;
+ if (setsockopt(t->sock, IPPROTO_IPV6, IPV6_V6ONLY, (char *)&one,
sizeof(one)) != 0) {
+ DEBUGMSGTL(("netsnmp_udp6", "couldn't set IPV6_V6ONLY to %d bytes:
%s\n", one, strerror(errno)));
+ }
+ }
+#endif
+
t->flags |= NETSNMP_TRANSPORT_FLAG_LISTEN;
t->local = malloc(18);
if (t->local == NULL) {
