The Cisco Firewall Service Module (FWSM) is a module card installed on 6500 switches or 7600 routers and is based on the Cisco PIX/ASA security software. It integrates security services in the popular 6500/7600 network devices, providing one of the fastest firewall data rates in the industry. With 5 Gbps firewall throughput per module, and […]
Archives for February 2009
SIP Trunking With Call Manager Express
For many years now, telephony voice services for businesses and enterprises have been provided by using legacy PBX systems connected to the Public Switched Telephone Network (PSTN) using TDM connections (T1/E1 ISDN PRI lines or BRI or analog lines). This is shown on the figure below: Newer telephony systems adopted the IP technology on the […]
Call Manager Express CME Deployment Scenarios
The Cisco Unified CallManager Express (CME) solution not only has the benefit of voice-data integration on a single platform, but offers also flexible deployment options. The Cisco CME on its basic form consists of a router on which the callmanager software is installed, plus several telephony devices. The CME router acts as a gateway between […]
Using the ROMMON to load a new image on Cisco ASA Firewall Step-by-Step
If for any reason the software image on your Cisco ASA appliance is corrupted and the device does not boot to normal operating mode, then you can load a new image using ROMMON (ROM monitor mode) and TFTP. Follow the steps below to get into ROMMON mode and then assign all necessary settings for uploading […]
Two paths for Getting your CCNA Certification – Which one is the best ?
If you are preparing for your CCNA certification then you might have been in the dilemma which path you should take for becoming a Cisco CCNA certified professional. As we know, Cisco is offering two “routes” for obtaining a CCNA. NOTE: As of 2020, there are new Cisco certifications as explained here. The “quick route” […]