Obtain SSL Certificate from Let’s Encrypt Manually
1. Install Certbot I’ve tried to install the certbot docker container. It lacks the manual plugin. I’ve also tried WSL which gives the following error. This can’t be fixed. Therefore...
Generate Certificate by Private CA
1. Deploy Private CA Using OpenSSL OpenSSL is selected for private CA for its simplicity. It’s deployed in the local Ubuntu server to generate the certificate for Intranet web app...
EVENG – Add Check Point Image
1. Register Account for Check Point 1.1 Register Account on Check Point Website This is only the account to log in Check Point website. 1.2 Register Account under User Center...
Docker Install Seafile
1. Project Setup Seafile is deployed in docker with integration of SeaDoc and OnlyOffice. .├── caddy.yml├── .env├── onlyoffice.yml├── opt│ ├── onlyoffice│ ├── seafile-caddy│ ├── seafile-data│ └── seafile-mysql├── seadoc.yml└── seafile-server.yml Folder...
Create VM from VMWare vCenter 8
The EXSI servers and vCenter are installed on the VMWare Workstation. 1. Create a New Virtual Machine 1.1 Set up the New VM Set VM name and place it in...
Install VCSA 8 (vCenter Server Appliance) in VMWare Workstation
1. Download VCSA ISO Download it from https://sysin.org/ 2. Convert OVA File to OVF File 3. Import OVF file 4. Configure vCenter Server Visit https://192.168.1.35:5480/configurev2/#/ Click “Install Program”. Set Network...
N9K B2B vPC Enable Jumbo MTU
The test topology is a full mesh. On the same link, if one end is configured with jumbo while the other end is not, the link is still up. No...
N9K Change the vPC Role
Currently the switch 1 takes the vPC secondary role with priority 15 while switch 2 takes the vPC primary role with priority 10. I switch their priority but their role...
N9K – Migrate B2B vPC
1. Initial State The dotted line are links not patched. A pair of routers connect all the SS and SD. The VLAN gateway is currently at SS003/004. B2B vPC is...
N5K with N2K FEX vPC
1. Attach FEX 1.1 Configure FEX on both N5Ks Since vPC is not enabled yet, N5K-1 configured with FEX will attach the FEX and N5K-2 won’t. feature fex interface Ethernet1/43...