vpnc at unix-ag
Dec 9, 2007, 11:13 AM
Post #1 of 1
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svn commit: vpnc r274 - /trunk/vpnc.c
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Author: Joerg Mayer
Date: Sun Dec 9 20:13:48 2007
New Revision: 274
Log:
Add some hints in case ESP or the ISAKMP source port aren't
available.
Modified:
trunk/vpnc.c
Modified: trunk/vpnc.c
==============================================================================
--- trunk/vpnc.c (original)
+++ trunk/vpnc.c Sun Dec 9 20:13:48 2007
@@ -204,7 +204,7 @@
name.sin_addr = s->opt_src_ip;
name.sin_port = htons(src_port);
if (bind(sock, (struct sockaddr *)&name, sizeof(name)) < 0)
- error(1, errno, "binding to %s:%d", inet_ntoa(s->opt_src_ip), src_port);
+ error(1, errno, "Error binding to source port. Try '--local-port 0'\nFailed to bind to %s:%d", inet_ntoa(s->opt_src_ip), src_port);
/* connect the socket */
name.sin_family = AF_INET;
@@ -2707,7 +2707,7 @@
s->esp_fd = socket(PF_INET, SOCK_RAW, IPPROTO_ESP);
if (s->esp_fd == -1) {
close_tunnel();
- error(1, errno, "socket(PF_INET, SOCK_RAW, IPPROTO_ESP)");
+ error(1, errno, "Couldn't open socket of ESP. Maybe something registered ESP already.\nPlease try '--natt-mode force-natt' or disable whatever is using ESP.\nsocket(PF_INET, SOCK_RAW, IPPROTO_ESP)");
}
#ifdef IP_HDRINCL
if (setsockopt(s->esp_fd, IPPROTO_IP, IP_HDRINCL, &hincl, sizeof(hincl)) == -1) {
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