AR150 设备上网慢

发布时间:  2016-04-17 浏览次数:  447 下载次数:  0
问题描述

AR150 V200R005C20SPC200 ARV200R005SPH013

设备上网慢,很多网站无法打开

处理过程

发现内外网的mtu是非默认值

#
interface Dialer1
link-protocol ppp
ppp chap user ad73486125
ppp chap password cipher %@%@D*fz2:NU,05-_8&qtOaI,#*z%@%@
ppp pap local-user ad73486125 password cipher %@%@D*fz2:NU,05-_8&qtOaI,#*z%@%@
ppp ipcp dns admit-any
ppp ipcp dns request
mtu 1000
tcp adjust-mss 1460
ip address ppp-negotiate
dialer user arweb
dialer bundle 1
dialer-group 1
nat server protocol tcp global current-interface 20 inside 192.168.1.220 20
nat server protocol tcp global current-interface ftp inside 192.168.1.220 ftp
nat outbound 2999
#

内网

#
interface Vlanif1
mtu 1200
ip address 192.168.1.1 255.255.255.0
dhcp select interface
dhcp server excluded-ip-address 192.168.1.2 192.168.1.50
dhcp server excluded-ip-address 192.168.1.200 192.168.1.254
dhcp server dns-list 116.228.111.18 180.168.255.118
ip accounting input-packets
ip accounting output-packets
#

解决方案

MTU问题,修改为1500的默认值后已经可以了
建议与总结
不建议用户自行修改MTU

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