h3c交换机，作为核心交换，开启dhcp，如何配置主dns和备用dns H3C交换机（路由器）如何配置DHCP？
\u5173\u4e8eH3C\u6838\u5fc3\u4ea4\u6362\u673a\u7684DHCP\u95ee\u9898\u7ed9\u4f60\u4e00\u4e2a\u4f8b\u5b50\u770b\u4e00\u4e0b\uff1a
dhcp enable
dhcp server ip-pool 1 \u5efa\u7acb\u5730\u5740\u6c60\uff0c\u540d\u79f0\u4e3a 1
network 172.16.41.0 mask 255.255.255.0 \u5730\u5740\u6c60\u7f51\u6bb5\u548c\u5b50\u7f51\u63a9\u7801
gateway-list 172.16.41.254 \u7f51\u5173\u5730\u5740\uff0c\u8fd9\u91cc\u8981\u5bf9\u5e94vlan\u7684\u5730\u5740
dns-list 222.172.200.68 61.166.150.123 dns
H3C>system-view
\u8fdb\u5165\u7cfb\u7edf\u89c6\u56fe
[H3C]dhcp server ip-pool h3c
\u521b\u5efaDHCP \u5730\u5740\u6c60
[H3C-dhcp-pool-h3c]network 192.168.1.0 mask 255.255.255.0
\u6307\u5b9a\u53ef\u4ee5\u5206\u914d\u7684\u5730\u5740\u6bb5
[H3C-dhcp-pool-h3c]gateway-list 192.168.1.1
\u6307\u5b9a\u7f51\u5173,\u4e0elan\u53e3\u7684\u5730\u5740\u4e00\u81f4
[H3C-dhcp-pool-h3c]dns-list 202.202.202.202
\u6307\u5b9aDNS server\u5730\u5740
[H3C-dhcp-pool-h3c]expired day 0 hour 1 minute 10
DHCP\u79df\u671f\u65f6\u95f4\u8bbe\u7f6e
[H3C-dhcp-pool-h3c]domain-name huawei-3com.com
\u6307\u5b9a\u57df\u540d
[H3C-dhcp-pool-h3c]quit
[H3C]interface Ethernet1/0
\u8fdb\u5165\u5230lan\u53e3
[H3C-Ethernet1/0]ip address 192.168.1.1 255.255.255.0
\u914d\u7f6elan\u53e3\u5730\u5740
[H3C-Ethernet1/0]quit
[H3C]dhcp server forbidden-ip 192.168.1.1
\u4fdd\u7559\u7f51\u5173\u7684\u5730\u5740
[H3C]quit
save
\u4fdd\u5b58\u914d\u7f6e
dns-list 172.18.12.1 114.114.114.114
绛旓細鍝ヤ滑 浣犲湪dns-list 鍚庨潰鍐欎竴涓偗瀹氬氨鍙湁涓涓紝浣犲姞绌烘牸鍐嶅啓涓涓紝灏辫兘鑾峰彇涓や釜銆俤ns-list 172.18.12.1 114.114.114.114
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