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About shuangbao wang
08-18-2017
shuangbao wang
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10-26-2010
30
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300
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请教CISCO3845路由器SYS-2-MALLOCFAIL告警的处理
Created by
shuangbao wang
in
路由技术
05-29-2020
05-29-2020
show的信息和另外一台对比下,或者重启下排除软件故障
【求助】ASR9K 4.3.4 ntp 一直闪断
Created by
shuangbao wang
in
路由技术
04-25-2020
04-25-2020
估计是bug,以前CRS的这个版本也出现过这问题,同样的ntp服务器,华为NE5000E正常,开了个CASE也没查出来。如果可以建议升级版本。
Cisco 4506 RX Power Low Warning
Created by
shuangbao wang
in
交换技术
04-15-2020
04-15-2020
出现告警的时候可以用光功率计测试一下收光,如果收光不正常,那就是线路或对端设备问题,如果收光正常还存在告警,那就是本端设备问题了。
Firepower 2120 Threat Defense运行中自动重启
Created by
shuangbao wang
in
安全技术
04-10-2020
04-10-2020
既然说是bug那应该是软件问题吧,软件版本升级了没?
获奖公告【一起读,送书啦】《Segment Routing 详解 第一卷》
Created by
shuangbao wang
in
社区管理
09-27-2019
09-27-2019
我申请领取纸制版赠书,同意抵押600可用金钱,并承诺按规定完成跟读任务!
获奖公告【一起读,送书啦】《Cisco Firepower威胁防御(FTD)设备的高级排错与配置》
Created by
shuangbao wang
in
社区管理
08-07-2019
08-07-2019
我申请领取纸制版赠书,同意抵押600可用金钱,并承诺按规定完成跟读任务!
获奖公告【一起读,送书啦】《云数据中心网络与SDN:技术架构与实现》
Created by
shuangbao wang
in
社区管理
11-04-2018
11-04-2018
“我申请领取纸制版赠书,同意抵押600可用金钱,并承诺按规定完成跟读任务!”
获奖公告【一起读,送书啦】《实施Cisco统一通信VoIP和QoS(CVOICE)学习指南(第4版)》
Created by
shuangbao wang
in
社区管理
07-19-2018
07-19-2018
我申请领取纸制版赠书,同意抵押700可用金钱,并承诺按规定完成跟读任务!
【跟我一起读】Cisco IPSec VPN实战指南
Created by
shuangbao wang
in
安全文档
06-17-2018
06-17-2018
3、IKE的2个阶段与3个模式是什么?IKE阶段1该阶段用于协商IKE策略集、认证对等体并在对等体之间建立安全的信道。它包括两种模式:主模式 和 积极模式1、 主模式在发送端和接收端有3次双向交换第一...
【跟我一起读】Cisco IPSec VPN实战指南
Created by
shuangbao wang
in
安全文档
06-17-2018
06-17-2018
2、加密算法的分类及各个算法的优缺点、主流协议?根据密钥类型不同将现代密码技术分为两类:对称加密算法(秘密钥匙加密)和非对称加密算法(公开密钥加密)。对称钥匙加密系统是加密和解密均采用同一把秘密钥匙,...
【跟我一起读】Cisco IPSec VPN实战指南
Created by
shuangbao wang
in
安全文档
06-17-2018
06-17-2018
IPSec对VPN流量提供哪三个方面的保护?1.通过加密保证数据的私密性2.对数据进行hash运算来保证完整性3.通过身份认证保证数据的真实性
【跟我一起读】《IP路由协议疑难解析》
Created by
shuangbao wang
in
网络文档
06-03-2018
06-03-2018
12.IGMPV1和IGMPv2的区别?区别是: IGMPv1 :主机可以加入组播组。没有离开信息(leave messages)。路由器使用基于超时的机制去发现其成员不关注的组。 IGMPv2:该协...
【跟我一起读】《IP路由协议疑难解析》
Created by
shuangbao wang
in
网络文档
06-03-2018
06-03-2018
11. BGP的消息报文是哪些,状态机有哪些?BGP消息报文有5种 Open:建邻居,交换version、AS号、holdtime、BGP identifier(即RouterID)、可选参数长度、可...
【跟我一起读】《IP路由协议疑难解析》
Created by
shuangbao wang
in
网络文档
06-03-2018
06-03-2018
10. BGP的13条选路原则是什么?1、比较Weight 1)、优选Weight值大的路由条目 2)、本地产生的BGP路由条目默认Weight为32768,非本地产生的是0 3)、该值只在本地有效,...
【获奖公告】【一起读,送书啦】Cisco IPSec VPN实战指南
Created by
shuangbao wang
in
社区管理
05-30-2018
05-30-2018
我申请领取纸制赠书,同意抵押300可用金钱,并承诺按规定完成跟读任务!我申请领取e读版赠书,同意抵押200可用金钱,并承诺按规定完成跟读任务!
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Public Statistics
Date Registered
10-26-2010
12:04 AM
Date Last Visited
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03:53 AM
Total Messages Posted
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hansons
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likuo
88
zhengwei272
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