some printer can not obtain IP address
Evan Hunt
Evan_Hunt at isc.org
Mon Jul 28 19:44:02 UTC 2008
On Sat, Jul 26, 2008 at 02:17:43PM +0800, li jun wrote:
> Today morning,something happened strangely,all the PC can obtain IP
> address as usual from the DHCP server,but some printers can not.
You didn't mention the version of DHCP you're running... but see if you
can apply the patch below; I suspect it'll fix the problem.
Index: common/options.c
===================================================================
RCS file: /proj/cvs/prod/DHCP/common/options.c,v
retrieving revision 1.98.2.15
diff -u -u -r1.98.2.15 options.c
--- common/options.c 4 Apr 2008 21:36:29 -0000 1.98.2.15
+++ common/options.c 18 Jul 2008 00:10:22 -0000
@@ -880,15 +880,10 @@
*/
if (priority_list[i] == DHO_SUBNET_MASK) {
for (ix = i - 1 ; ix >= 0 ; ix--) {
- /* We know that anything before 'i' can only
- * appear once. So shovel the options to make
- * room to bubble the subnet mask ahead, and
- * then break out of the loop, we're done.
- */
if (priority_list[ix] == DHO_ROUTERS) {
- memmove(priority_list + ix + 1,
- priority_list + ix, i - ix);
+ /* swap */
priority_list[ix] = DHO_SUBNET_MASK;
+ priority_list[i] = DHO_ROUTERS;
break;
}
}
--
Evan Hunt -- evan_hunt at isc.org
Internet Systems Consortium, Inc.
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