August 2022

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Update/Upgrade Packet

!!!! important , must be done.

rory@rory-22-04:~$ sudo apt update
rory@rory-22-04:~$ sudo apt upgrade

Modify Config to enable ipv6 support

/etc/ppp/options

!!!! add below under config file 
rory@rory-22-04:~$ grep ipv6 /etc/ppp/options
+ipv6 ipv6cp-use-ipaddr

/etc/sysctl.d/10-ipv6-privacy.conf

!!!! Make sure below config exsit under file 
rory@rory-22-04:~$ grep ipv6 /etc/sysctl.d/10-ipv6-privacy.conf
net.ipv6.conf.all.use_tempaddr = 2
net.ipv6.conf.default.use_tempaddr = 2

/etc/sysctl.conf

rory@rory-22-04:~$ grep ipv6 /etc/sysctl.conf
net.ipv6.conf.all.forwarding=1
net.ipv6.conf.ppp0.accept_ra=2

After take all above action, reboot your pc to make config take effect.

rory@rory-22-04:~$ reboot 

Setup PPP

Step 1: Open NM connection editor

rory@rory-vm:~$ sudo nm-connection-editor 

Step 2: add pppoe type nm connection

Step 3: complete pppoe config(username/password)

PPPoE connet

最近测试了下NCS55上面的MVPN,整理一下防止自己忘记了.

  • NCS55在MVPN profile上的支持不如ASR9K的种类多,具体哪些profile支持需要参考下NCS55的配置文档
  • NCS55由于芯片的特殊性,有些计数器并不是默认打开的,需要一些特殊的配置,如本文的组播流量的统计上。

Profile 14,据说是NCS55上最受欢迎的profile;这里使用如下的拓扑进行测试。

拓扑

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Step1: Yum install

[root@server1 ~]# yum -y install dhcp

Step2: modify config

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