https://juejin.im/post/6844904084168769549#heading-30
ip neigh | grep REACHABLE
cat /proc/net/arp
cat /tmp/dhcp.leases
抓包到下载到本地，在wireshark open
tcpdump src host 192.168.2.212 -w /tmp/tv2.cap
ip反查
https://tools.ipip.net/ipdomain.php
iptables -I FORWARD -d 119.3.176.222 -j DROP
iptables -I FORWARD -d 106.15.155.236 -j DROP
iptables -I INPUT -s 119.3.176.222 -j DROP
iptables -I INPUT -s 106.15.155.236 -j DROP
iptables -I FORWARD -m string --string "huan.tv" --algo kmp -j DROP
iptables -I FORWARD -m string --string "chiq-cloud" --algo kmp -j DROP
iptables -I FORWARD -d log.appstore3.huan.tv -j DROP
iptables -I INPUT -s log.appstore3.huan.tv -j REJECT
iptables -I FORWARD -d mission-pub.smart-tv.cn -j DROP
iptables -I INPUT -s mission-pub.smart-tv.cn -j REJECT
iptables -I FORWARD -d alicdn.epg.huan.tvdata.chsmarttv.com -j DROP
iptables -I INPUT -s alicdn.epg.huan.tvdata.chsmarttv.com -j REJECT
iptables -I FORWARD -d newvoice.chiq5.smart-tv.cn -j DROP
iptables -I INPUT -s newvoice.chiq5.smart-tv.cn -j REJECT
iptables -I FORWARD -d launcher.smart-tv.cn -j DROP
iptables -I INPUT -s launcher.smart-tv.cn -j REJECT
iptables -I FORWARD -d downloadxml.changhong.upgrade2.huan.tv -j DROP
iptables -I INPUT -s downloadxml.changhong.upgrade2.huan.tv -j REJECT
iptables -I FORWARD -d service.changhong.upgrade2.huan.tv -j DROP
iptables -I INPUT -s service.changhong.upgrade2.huan.tv -j REJECT
iptables -I FORWARD -d d.appstore.huan.tv -j DROP
iptables -I INPUT -s d.appstore.huan.tv -j REJECT
iptables -I FORWARD -d log.appstore3.huan.tv -j DROP
iptables -I INPUT -s log.appstore3.huan.tv -j REJECT
iptables -I FORWARD -d sys-update.ch.hifuntv.com -j DROP
iptables -I INPUT -s sys-update.ch.hifuntv.com -j REJECT
iptables -I FORWARD -m string --string "changhong" --algo kmp -j DROP
iptables -I FORWARD -m string --string "changhong.upgrade" --algo kmp -j DROP
iptables -I FORWARD -m string --string "changhong.update" --algo kmp -j DROP
iptables -I FORWARD -m string --string "smart-tv.cn" --algo kmp -j DROP
iptables -I FORWARD -d changhong.upgrade -j DROP
iptables -I INPUT -s changhong.upgrade -j REJECT
iptables -I FORWARD -d download.changhong.upgrade2.huan.tv -j DROP
iptables -I INPUT -s download.changhong.upgrade2.huan.tv -j REJECT
iptables -I FORWARD -d alicdn.epg.huan.tv -j DROP
iptables -I INPUT -s alicdn.epg.huan.tv -j REJECT
iptables -I FORWARD -d chc.ads.huan.tv -j DROP
iptables -I INPUT -s chc.ads.huan.tv -j REJECT
iptables -I FORWARD -d ads.huan.tv -j DROP
iptables -I INPUT -s ads.huan.tv -j REJECT
iptables -I FORWARD -d epg.huan.tv -j DROP
iptables -I INPUT -s epg.huan.tv -j REJECT
iptables -I FORWARD -d d.chapp.huan.tv -j DROP
iptables -I INPUT -s d.chapp.huan.tv -j REJECT
iptables -I FORWARD -d huan.tv -j DROP
iptables -I INPUT -s huan.tv -j REJECT