Nortel 15000 参考指南

show dns server

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This section describes the DNS show commands and the command options you 
can enter. It also describes the information in the tables the router displays. 

Enter

to display information about the DNS servers. 

The output includes the following information:

Enter 

to display the DNS counters. The output includes the 

following information:

Server

Number of server from 1 to 3.

Address

IP address of the DNS server.

Port

Port the DNS server is using. The default port is 53.

Queries sent

Number of queries sent.

Responses received

Number of responses received.

Non-authoritative responses

Number of non-authoritative (cached data) responses.

Empty responses

Number of responses containing no data.

Unknown server responses

Number of unsolicited responses received from servers.

Unparseable responses

Number responses received that were unparseable.

Retransmits

Number of packets retransmitted.

Time-outs

Number of queues that internally timed out.

Receive errors

Number of queries returned with an error.

Local errors

Number of local errors.