We have a number of our Restaurants using the RVS4000. We recently scanned the restaurants to become PCI compliant and the ones using the RVS4000 routers failed due to the possibility of UDP packets being injected on port 53 despite the presence of a firewall.
I tried to configure the Firewall to block port 53, but a new scan revealed the same problem.
I called Cisco and they advised me to upgrade the firmware but they could not tell me if this actually solved the problem. I would rather not do this unless it is absolutely necessary.
Hi every one!!!When you are configuring a remote VPN connection, there
are some steps that are lost on the path. Here you can see those steps.
A) In your Cisco device: 1. Ensure you don´t have any rule denying the
traffic between the device and the remote...
You have a Cisco Unified Communications Manager (CUCM) system and want
to configure a SPA112 analog telephone adaptor (ATA) to register to the
CUCM so that you can use up to two analog phones or similar FXS devices
with the CUCM.In this application note, ...
Introduction: This document describes how to connect SG300 with Catalyst
switch via STP. Spanning Tree Protocol (STP) is a Layer 2 protocol that
runs on mainly on switches. The specification for STP is IEEE 802.1D.
The main purpose of STP is to ensure tha...