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authorkpfleming <kpfleming@f38db490-d61c-443f-a65b-d21fe96a405b>2006-10-12 18:38:51 +0000
committerkpfleming <kpfleming@f38db490-d61c-443f-a65b-d21fe96a405b>2006-10-12 18:38:51 +0000
commit88cfd8e98e4b5afa47218747cd1649a5c139eb8b (patch)
tree5ee478a99dec7c8e51beadcd9149a56953263af6 /main
parentd61a7d1dc525e8c2c1d0cbad862fbcbd67904f72 (diff)
Merged revisions 44955 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2 ........ r44955 | kpfleming | 2006-10-12 13:31:26 -0500 (Thu, 12 Oct 2006) | 2 lines ensure that IAX2 and SIP sockets allow UDP fragmentation when running on Linux (thanks to Brian Candler on the asterisk-dev list for the tip) ........ git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@44956 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'main')
-rw-r--r--main/netsock.c2
-rw-r--r--main/utils.c10
2 files changed, 12 insertions, 0 deletions
diff --git a/main/netsock.c b/main/netsock.c
index e19433bbb..46b306074 100644
--- a/main/netsock.c
+++ b/main/netsock.c
@@ -144,6 +144,8 @@ struct ast_netsock *ast_netsock_bindaddr(struct ast_netsock_list *list, struct i
if (setsockopt(netsocket, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)))
ast_log(LOG_WARNING, "Unable to set TOS to %d\n", tos);
+ ast_enable_packet_fragmentation(netsocket);
+
if (!(ns = ast_calloc(1, sizeof(struct ast_netsock)))) {
close(netsocket);
return NULL;
diff --git a/main/utils.c b/main/utils.c
index 6ba136ed6..9ff2fd48a 100644
--- a/main/utils.c
+++ b/main/utils.c
@@ -984,3 +984,13 @@ int ast_dynamic_str_thread_build_va(struct ast_dynamic_str **buf, size_t max_len
return res;
}
+
+void ast_enable_packet_fragmentation(int sock)
+{
+#ifdef __linux__
+ int val = IP_PMTUDISC_DONT;
+
+ if (setsockopt(sock, IPPROTO_IP, IP_MTU_DISCOVER, &val, sizeof(val)))
+ ast_log(LOG_WARNING, "Unable to disable PMTU discovery. Large UDP packets may fail to be delivered when sent from this socket.\n");
+#endif
+}