RHEL4主从DNS数据更新

wiseking

Sep 19 14:54:30 ns2 named[3024]: zone aptech.com/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 14:54:30 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 14:54:45 ns2 named[3024]: zone aptech.com/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 14:54:45 ns2 named[3024]: zone aptech.com/IN: refresh: retry limit for master 192.168.0.1#53 exceeded
Sep 19 14:54:45 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 14:54:45 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: retry limit for master 192.168.0.1#53 exceeded
Sep 19 15:00:14 ns2 named[3024]: zone aptech.com/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 15:00:59 ns2 named[3024]: zone aptech.com/IN: refresh: retry limit for master 192.168.0.1#53 exceeded
Sep 19 15:01:48 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 15:02:33 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: retry limit for master 192.168.0.1#53 exceeded
Sep 19 15:16:05 ns2 named[3024]: zone aptech.com/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 15:16:47 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 15:16:50 ns2 named[3024]: zone aptech.com/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 15:16:50 ns2 named[3024]: zone aptech.com/IN: refresh: retry limit for master 192.168.0.1#53 exceeded
Sep 19 15:17:02 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 15:17:32 ns2 named[3024]: zone 0.168.192.in-addr.arpa/IN: refresh: retry limit for master 192.168.0.1#53 exceeded
Sep 19 15:26:27 ns2 named[3024]: shutting down: flushing changes
Sep 19 15:26:27 ns2 named[3024]: stopping command channel on 127.0.0.1#953
Sep 19 15:26:27 ns2 named[3024]: no longer listening on 127.0.0.1#53
Sep 19 15:26:27 ns2 named[3024]: no longer listening on 192.168.0.2#53
Sep 19 15:26:27 ns2 named[3024]: exiting
Sep 19 15:26:27 ns2 named:  succeeded
Sep 19 15:26:30 ns2 named[3624]: starting BIND 9.2.4 -u named -t /var/named/chroot
Sep 19 15:26:30 ns2 named[3624]: using 1 CPU
Sep 19 15:26:30 ns2 named: named startup succeeded
Sep 19 15:26:30 ns2 named[3624]: loading configuration from '/etc/named.conf'
Sep 19 15:26:30 ns2 named[3624]: listening on IPv4 interface lo, 127.0.0.1#53
Sep 19 15:26:30 ns2 named[3624]: listening on IPv4 interface eth0, 192.168.0.2#53
Sep 19 15:26:30 ns2 named[3624]: command channel listening on 127.0.0.1#953
Sep 19 15:26:30 ns2 named[3624]: zone 0.in-addr.arpa/IN: loaded serial 42
Sep 19 15:26:30 ns2 named[3624]: zone 0.0.127.in-addr.arpa/IN: loaded serial 1997022700
Sep 19 15:26:30 ns2 named[3624]: zone 255.in-addr.arpa/IN: loaded serial 42
Sep 19 15:26:30 ns2 named[3624]: zone 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa/IN: loaded serial 1997022700
Sep 19 15:26:30 ns2 named[3624]: zone localdomain/IN: loaded serial 42
Sep 19 15:26:30 ns2 named[3624]: zone localhost/IN: loaded serial 42
Sep 19 15:26:30 ns2 named[3624]: running
Sep 19 15:26:46 ns2 named[3624]: zone aptech.com/IN: refresh: failure trying master 192.168.0.1#53: timed out
Sep 19 15:26:46 ns2 named[3624]: zone 0.168.192.in-addr.arpa/IN: refresh: failure trying master 192.168.0.1#53: timed out
这是log信息，请问各位高手应该从哪些方面考虑？

llzqq

检查TCP 53看看是否能联通