问题描述(故障现象)
现实中有遇到这种场景,不小心在网管界面屏蔽了末端网元DCC端口,导致网元脱管,现场有一台电脑可连接设备,但是没有安装U31网管,如何使用命令行解开DCC屏蔽?
解决方案
经验证后得出结论,使用enableppp命令可以解开DCC屏蔽设置,相关操作参数如下。
首先使用show pppinfo命令查看,发现所有ppp通道均处于down状态,
ZTE+>show pppinfo
the PPP info:
U -- unnumbered. N -- numbered. I -- init state.
name type ip_addr dst_addr adStat opStat
---------------------------------------------------------------------
ppp0/11/1-2 N 10.4.131.129 0.0.0.0 UP DOWN
ppp1/12/1-3 N 10.5.131.129 0.0.0.0 UP DOWN
ppp2/7/1-4 N 10.6.131.129 0.0.0.0 UP DOWN
ppp3/8/1-5 N 10.15.131.129 0.0.0.0 UP DOWN
ppp4/12/2-6 N 10.16.131.129 0.0.0.0 UP DOWN
ppp5/12/3-7 N 10.17.131.129 0.0.0.0 UP DOWN
ppp6/12/4-8 N 10.18.131.129 0.0.0.0 UP DOWN
---------------------------------------------------------------------
total 7 entries
接下来,使用enable命令打开通道ppp6,
ZTE+>enableppp 12 4
Channel ppp6 is enabled!
再次输入show pppinfo命令查看操作结果,
ZTE+>show pppinfo
the PPP info:
U -- unnumbered. N -- numbered. I -- init state.
name type ip_addr dst_addr adStat opStat
---------------------------------------------------------------------
ppp0/11/1-2 N 10.4.131.129 0.0.0.0 UP DOWN
ppp1/12/1-3 N 10.5.131.129 0.0.0.0 UP DOWN
ppp2/7/1-4 N 10.6.131.129 0.0.0.0 UP DOWN
ppp3/8/1-5 N 10.15.131.129 0.0.0.0 UP DOWN
ppp4/12/2-6 N 10.16.131.129 0.0.0.0 UP DOWN
ppp5/12/3-7 N 10.17.131.129 0.0.0.0 UP DOWN
ppp6/12/4-8 N 10.18.131.129 10.10.131.145 UP UP
---------------------------------------------------------------------
total 7 entries
ZTE+>
成功了,ppp6通道已经处于up状态,网管上检查脱管网元已经上线。