Jun
22
2009
Have you never seen a Cisco crash?

It is not common see a Cisco crash: Software forced crash, Bus Error, Software watchdog timeout, and so on… But if you would do it, there is a pretty trick :) : it’s the “test crash” command, an hidden IOS command. This can help you if you are lucky enough to have the real crash exactly like one of those you can test with “test crash” command.

Jun
9
2009
Cisco Developer Contest: the ten finalists

Do you remember Cisco Developer Contest started on October 14, 2008? During this period, nearly 900 registrants from 75 countries have take part to the challange, but only 10 finalist teams are enjoying with the second (last) phase. Now, during the second phase of the contest, started from May 15, 2009, until August 15, 2009, the top-10 finalists will work with Cisco to bring the applications to maturity using Cisco resources on Cisco virtual AXP blades. After a final judging period, a winner will be announced in October 2009. These finalists come from four different continents: North America: Team Cupertino Systems, […]

May
25
2009
CiscoWorks TFTP Directory Traversal Vulnerability

CiscoWorks Common Services contains a vulnerability that could allow an unauthenticated remote attacker to access application and host operating system files. Cisco has released free software updates that address this vulnerability. A workaround that mitigates this vulnerability is available. Vulnerable Products Products that have TFTP services enabled and that run CiscoWorks Common Services versions 3.0.x, 3.1.x, and 3.2.x are vulnerable. Only CiscoWorks Common Services systems running on Microsoft Windows operating systems are affected.

May
19
2009
BGP best path selection

The Border Gateway Protocol (BGP) is an interautonomous system routing protocol. An autonomous system is a network or group of networks under a common administration and with common routing policies. BGP is used to exchange routing information for the Internet and is the protocol used between Internet service providers (ISP). BGP is used between autonomous systems (AS), the protocol is referred to as External BGP (EBGP). If a service provider is using BGP to exchange routes within an AS, then the protocol is referred to as Interior BGP (IBGP). BGP is a very robust and scalable routing protocol, as evidenced […]

May
5
2009
New CCIE R&S: v4.0

Cisco has revised the certification requirements for CCIE Routing & Switching (CCIE R&S)-the expert level certification for network engineers. The new certification standards reflect the job skills employers look for at the expert level and are outlined on the Cisco Learning Network at CCIE R&S v4.0 written exam topics and CCIE R&S v4.0 lab exam topics. The revised CCIE R&S v4.0 exams are scheduled for release on October 18, 2009 and will immediately replace the currently available v3.0 exams. “To reflect current job tasks, CCIE R&S certification expectations will include planning for network enhancements, implementing MPLS, Layer 3 VPNs, IPv6 […]

Apr
29
2009
Mexico Global Talent Acceleration Program

Cisco announced that its Global Talent Acceleration Program (GTAP) will be available in Latin America for the first time. The Mexico GTAP provides learning and development opportunities for Cisco engineers, recent graduates and established professionals in the industry. Recognizing that a strong pool of talented network engineering skills is critical to increasing a country’s overall productivity, Cisco is making an initial investment of more than $1 million in training programs in the first six months alone. The first GTAP courses in Mexico City are scheduled to begin in May 2009. Initially, the GTAP Academy in Mexico City will focus on […]

Apr
26
2009
Cisco ASA WebVPN Cross Site Scripting Vulnerability

Cisco ASA is prone to a cross-site scripting vulnerability. An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site and to steal cookie-based authentication credentials. Cisco ASA software versions 8.0.4(2B) and prior running on ASA 5500 Series Adaptive Security Appliances are vulnerable.

Apr
16
2009
Tips for securing Cisco administrative access

In this article I would explain some tips for securing Cisco administrative access. When creating passwords, keep these rules in mind: Make passwords lengthy Passwords should combine letters, numbers, and symbols. Passwords should not use dictionary words Change passwords as often as possible Strong passwords are the primary defense against unauthorized access to your router. The best way to manage passwords is to maintain them on an AAA server, but not all people can have/manage a AAA server. Cisco provides a number of enhanced features that allow you to increase the security of your passwords. For the basic configuration read […]

Apr
14
2009
Cisco to acquire Tidal Software

Cisco announced its intent to acquire privately held Tidal Software, Inc.  Based in Palo Alto, Calif., and Houston, Tidal Software is the creator of intelligent application management and automation solutions that will advance Cisco’s data center strategy by enhancing product and service delivery offerings.  

Apr
13
2009
Multiple Vulnerabilities in Cisco ASA / PIX security

Multiple vulnerabilities exist in the Cisco ASA 5500 Series Adaptive Security Appliances and Cisco PIX Security Appliances. Vulnerable Products The following is a list of the products affected by each vulnerability as described in detail within this advisory. VPN Authentication Bypass Vulnerability Cisco ASA or Cisco PIX security appliances that are configured for IPsec or SSL-based remote access VPN and have the Override Account Disabled feature enabled are affected by this vulnerability. Note:  The Override Account Disabled feature was introduced in Cisco ASA software version 7.1(1). Cisco ASA and PIX software versions 7.1, 7.2, 8.0, and 8.1 are affected by […]

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