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1) LZ的MX记录配置错误。
谁让你直接用IP了?
应该用hostname, hostnameA记录是IP.
2)你的HELOHOST是什么名字?
dig -t mx ultrapower.com.cn
; <<>> DiG 9.4.1-P1 <<>> -t mx ultrapower.com.cn
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 33717
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
;; QUESTION SECTION:
;ultrapower.com.cn. IN MX
;; ANSWER SECTION:
ultrapower.com.cn. 86400 IN MX 10 119.255.14.2.
;; AUTHORITY SECTION:
ultrapower.com.cn. 86400 IN NS ns5.sanfront.com.cn.
ultrapower.com.cn. 86400 IN NS ns3.sanfront.com.cn.
;; ADDITIONAL SECTION:
ns3.sanfront.com.cn. 37384 IN A 210.72.13.83
ns5.sanfront.com.cn. 37384 IN A 210.72.13.101
;; Query time: 883 msec
;; SERVER: 211.100.2.125#53(211.100.2.125)
;; WHEN: Sat Sep 5 20:00:04 2009
;; MSG SIZE rcvd: 140
asimcotech:/var/maps # ping mail.ultrapower.com.cn
PING mail.ultrapower.com.cn (119.255.14.2) 56(84) bytes of data.
64 bytes from mail.ultrapower.com.cn (119.255.14.2): icmp_seq=1 ttl=52 time=6.66 ms
64 bytes from mail.ultrapower.com.cn (119.255.14.2): icmp_seq=2 ttl=52 time=6.29 ms
--- mail.ultrapower.com.cn ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1003ms
rtt min/avg/max/mdev = 6.293/6.479/6.666/0.203 ms |
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