3com V7300 用户手册
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Domain Name System (DNS) Configuration
15
Sample file "vcx.wan.3com.com"
$TTL 86400
@ IN SOA vcx.wan.3com.com. root.vcx.wan.3com.com. (
200210210; serial, todays date + todays serial #
8H; refresh, seconds
2H; retry, seconds
1W; expire, seconds
1D ); minimum, seconds
NS galaxy
High light this MX record entry
MX10 umsemail
TXT "Voice Core eXchange, 3Com Corporation"
localhost -A 127.0.0.1
umsemail A 192.168.126.1
A 192.168.126.2
voipbox1 -A 192.168.126.1
voipbox2 -A 191.168.126.2
Verifying DNS Configuration
To verify that the DNS server is properly configured for UMS:
1 On a PC where you run the e-mail client, open a command window.
2 Enter this command:
nslookup umsemail
The output from the command should look something like this:
E:\UMS>nslookup umsemail
Server: galaxy.vcx.wan.3com.com
Address: 192.168.126.1
Name: umsemail.vcx.wan.3com.com
Addresses: 192.168.126.1 192.168.126.2
In this example, the domain name is resolved to two IP addresses, one for
the primary server and one for the secondary server.
the primary server and one for the secondary server.
3 Enter this command:
ping umsemail
Continuing with the information in this example, you would see replies
from umsemail.vcx.wan.3com.com.
from umsemail.vcx.wan.3com.com.