Cisco IOS Router Configuration: IPSec over GRE or GRE over IPSec(1)
IPSec over GRE means Outer Header is GRE. In other words, IPSec is riding over GRE. Please refer: Chapter: Point-to-Point GRE over IPSec Design and Implementation IPSEC over GRE Tunnel…
Cisco Free Lab Website – dCloud
Cisco dCloud has been moved to version 1.5 , now it is at version 2. Cisco dCloud lab as a service platform provides self-service training, demonstration and lab capabilities for…
Juniper SRX340 HA Configuraiton
The SRX340 Services Gateway has a capacity of 3 gigabits per second (Gbps) and is 1 rack unit (U) tall. This services gateway has eight 1 G Ethernet ports, eight…
FortiOS 5.4.1 IPSec Phase 2 for AutoConf-enabled Phase1 Issue
The Fortigate 60D and 100D were used to build IPSec tunnel between two sites since last year. The Firmware version is 5.2.4 build 668. I were planning to upgrade Fortigate…
Check Point Firewall USB Installation Step by Step (R77.20 and R77.30)
Customer is asking a new fresh installation on their UTM 272 devices and apparently usb stick or usb cd-rom is best solution. Checkpoint sk65205 explains very detail for all steps.…
Gartner Magic Quadrant for Cloud-Enabled Managed Hosting, North America (2015, 2014)
Cloud-Enabled Managed Hosting Market Definition/Description The cloud-enabled managed hosting (CEMH) market deals in standardized, productized hosting offerings that combine a cloud-enabled system infrastructure (CESI) platform — comprising compute, network and…
Cisco Active Advisor – CAA
Cisco Active Advisor is a free online cloud service that automates network discovery and analysis of your network inventory. Cisco Active Advisor reduces the overall risk of your network administration…
Check Point 5000 Appliance
Recently received two Check Point 5600 appliance which has R77.30 pre-installed. I have racked them into data center. Both will be used as a cluster to replace existing Check Point…
F5 Big IP 2000s Appliance Configuration Step by Step Guide – 1. Initial Configuration
Two BIG-IP 2200s boxes arrived into the office today for new web service project with multiple rack kits are inside. Two additional power supplies come in with another two small…
Cisco ASA Tips and Tricks – 5500-X Series Software 9.x Configuration Notes
This post is using Cisco ASA 5515-X with software version 9.1(2) as configuration example. Here are some basic steps I recorded during configuring it. Related posts in this blog: Cisco…
Increasing Check Point Management Server Log Volume Size
Check Point Gaia LVM Our Check Point Management Server has been migrated into Virtual Edition platform which is running on Citrix Xen server. Originally it is only 100GB hard drive…
Fortigate Firewall Configuration Migrate to Different Device
Fortigate firewall upgrade to different model can become a pain when you are not sure how to migration configuration. Fortinet provides a tool which name is FortiConverter. Here are some…