An Intrusion Detection system as we know can either work in Inline Mode (IPS) or in promiscuous mode (IDS). In inline mode, the IPS sensor can detect and block attacks by itself since all traffic passes through the sensor. However, in promiscuous mode, the IDS sensor can not block attacks by itself, but has to […]
Archives for January 2009
Configuring NAT on Cisco IOS Routers
The depletion of the public IPv4 address space has forced the internet community to think about alternative ways of addressing networked hosts. Network Address Translation (NAT) therefore was introduced to overcome these addressing problems that occurred with the rapid expansion of the Internet. Even if NAT was suggested as a temporary solution, it has been […]
How To Download and Install Cisco Call Manager Express CME Software
The Cisco Call Manager Express (CME) software (its new name is Cisco Unified Communications Manager Express) provides IP Telephony services that run on Cisco Integrated Services routers (such as 1800, 2800, 3800 family series). I will start a series of posts in this blog about IP Telephony, starting today with the installation of CME on […]
Hardware Conference with PVDM Module on Cisco 2801 Call Manager Express
A PVDM (Packet Voice DSP Module) is a router hardware module card that looks like a computer memory chip and is used to provide Digital Signal Processing voice services to routers working as voice gateways or as Call Manager Express devices. The high-density PVDM2 module enables Cisco Integrated services routers (such as 2800, 3800 models) […]