Networking bind9转发dns查询时将选择什么端口范围?

Networking bind9转发dns查询时将选择什么端口范围?,networking,dns,udp,bind,network-security,Networking,Dns,Udp,Bind,Network Security,像这样的请求: 询问 客户端桌面1->locaDns(Bind9主机)2->DNSServer(任意) 回答 客户端桌面主题外,但: [ use-v4-udp-ports { port_list }; ] [ avoid-v4-udp-ports { port_list }; ] [ use-v6-udp-ports { port_list }; ] [ avoid-v6-udp-ports { port_list }; ]

像这样的请求:

询问 客户端桌面1->locaDns(Bind9主机)2->DNSServer(任意)

回答 客户端桌面主题外,但:

[ use-v4-udp-ports { port_list }; ]
[ avoid-v4-udp-ports { port_list }; ]
[ use-v6-udp-ports { port_list }; ]
[ avoid-v6-udp-ports { port_list }; ]