直接上代码了

127.0.0.1 upgrade.hdtv.cp21.ott.cibntv.net
127.0.0.1 upgrade-hdtv.cp21.ott.cibntv.net
127.0.0.1 upgrade.hdtv.letv.com
127.0.0.1 base.scloud.letv.com
127.0.0.1 log.hdtv.letv.com
127.0.0.1 g3.letv.com
127.0.0.1 g3.letv.cn
127.0.0.1 api.hdtv.letv.com