![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
diff --git a/src/network.h b/src/network.h
--- /dev/null
+++ b/src/network.h
@@ -0,0 +1,80 @@
+/**
+ * collectd - src/network.h
+ * Copyright (C) 2005-2008 Florian octo Forster
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Florian octo Forster <octo at collectd.org>
+ **/
+
+#ifndef NETWORK_H
+#define NETWORK_H
+
+/*
+ * From RFC2365: Administratively Scoped IP Multicast
+ *
+ * The IPv4 Organization Local Scope -- 239.192.0.0/14
+ *
+ * 239.192.0.0/14 is defined to be the IPv4 Organization Local Scope, and is
+ * the space from which an organization should allocate sub-ranges when
+ * defining scopes for private use.
+ *
+ * Port 25826 is not assigned as of 2005-09-12
+ */
+
+/*
+ * From RFC2373: IP Version 6 Addressing Architecture
+ *
+ * 2.7 Multicast Addresses
+ *
+ * | 8 | 4 | 4 | 80 bits | 32 bits |
+ * +--------+----+----+---------------------------+-----------------+
+ * |11111111|flgs|scop| reserved must be zero | group ID |
+ * +--------+----+----+---------------------------+-----------------+
+ *
+ * flgs = 1 => non-permanently-assigned ("transient") multicast address.
+ * scop = 8 => organization-local scope
+ *
+ * group = efc0:4a42 = 239.192.74.66
+ */
+
+#define NET_DEFAULT_V4_ADDR "239.192.74.66"
+#define NET_DEFAULT_V6_ADDR "ff18::efc0:4a42"
+#define NET_DEFAULT_PORT "25826"
+
+#define TYPE_HOST 0x0000
+#define TYPE_TIME 0x0001
+#define TYPE_TIME_HR 0x0008
+#define TYPE_PLUGIN 0x0002
+#define TYPE_PLUGIN_INSTANCE 0x0003
+#define TYPE_TYPE 0x0004
+#define TYPE_TYPE_INSTANCE 0x0005
+#define TYPE_VALUES 0x0006
+#define TYPE_INTERVAL 0x0007
+#define TYPE_INTERVAL_HR 0x0009
+
+/* Types to transmit notifications */
+#define TYPE_MESSAGE 0x0100
+#define TYPE_SEVERITY 0x0101
+
+#define TYPE_SIGN_SHA256 0x0200
+#define TYPE_ENCR_AES256 0x0210
+
+#endif /* NETWORK_H */