We're using VoIP through a switch a couple hundred miles south of here. The voice quality is at tim
Why did Merrill Lynch disconnect their Cisco Avvid system?
What standards exist for VoIP?
I have Cabletron Smart Switch 6000 router that has an Ethernet EM146-45 card, and I cannot boot it.
Is it possible to connect a Cisco 2620 router without hdsl modem for two Mbps leased lines?
IPsec tunnel within an IPsec tunnel
How can I make a HyperTerminal session in a Win2003 server?
I have created a DMZ lab environment with firewalls. I would like to be able to access the server wi
Under what conditions would a transport or application protocol not be transparent to a router?
One of my servers outside the PIX with a default route to the 2600 interface will communicate with t
Are the following ACL entries valid?
Is there any way to find number of systems connected to a particular system in a network?
In a Cisco router how do I configure a specific route and cost for a particular interface?
Linksys BEFSR41 Ver3 - remote host not responding
I need to access a Web site internally through an external address but the router (Cisco 2620) is no
What is meant by digital technology in the home and especially in the kitchen?
Who exactly gives out IP addresses to companies?
Is frame relay a level 2 protocol?
What is spoofing and DDoS?
Can I connect my PC to my cable modem wirelessly without using a router and just an access point?
I connected a 3Com Wireless AP to an existing network (20 users) and connected to the shared Interne
Is there a meter that is compatible with the Microsoft MN-730 wireless card?
How can I prevent PCs on my network from downloading EXE files?
What security issues will impede an organization from implementing a wireless LANs environment?
We have a new product requirement that needs two PCs on ADSL or 56k dial-up (Dynamic IP) to access e
I have a few questions about the standard encrypted password file and one-way encrypted password fil
Could you help me with my firewall requirement analysis?
I have 30 years in the telecom industry and I am looking to get certified for VoIP. What would you s
Is there a tool that will scan our switches to tell what port on what switch a workstation is plugge
How does a multiprotocol router work when it comes to communicating between two different networks -
I'm interested in learning about VoIP. Where should I start?
Error message - invalid domain name
Is it necessary to do MCSE before CCNA or one can directly do CCNA?
Configuring a distributed time-based ACL
How can we develop a product which allows a call coming into a voice modem connect to someone on the
What technologies are used or needed when implementing or using VoIP?
Will this qualify me for the experience portion of the CISSP certification?
With IT changing so quickly, how do we know what to learn in this chaotic IT world?
With the growth of convergence do you believe that the TIA Convergence cert is good to pursue?
We're trying to find the actual source and destination telephone numbers once a VOIP packet is detec
What does one consider to be good wireless network performance?
Why would a wireless access point have two antennas?
Is it possible or practical to configure 802.11g access points to ignore 802.11b equipment?
Wireless data transfer rate
We have a problem with one of our switches that is showing collision or loop in an unusual manner.
What is the difference between active hub and passive hub?
I was wondering if you could shed some light on the advantages of implementing Ethernet?
Sharing broadband DSL Internet via dialup for remote computers
Does UTP Cat 5 resist movement and flexibility?
What is FastPing and what is it used for?
After some network changes, our Win98 clients now can't obtain access to our remote WinXP (upgraded
Can you tell me about voice over packet switched WAN's?
What does "watch conversation" mean when using e-mail?
When users have been connecting to our VPN servers they are unable to resolve host name information.
I'm looking for a good authentication solution for our corporate applications. What do you recommen
Is this true that VPN with MPLS requires a dedicated lease line?
Is there a program out there with which I can identify what ports are being using by what process an
What is the difference between IP telephony and voice over IP (VoIP)?
I would like to link to facilities together that are connected by fiber. Each site has an independen
Do we have standards for switches?
How do I recover my a ROM password on a Cisco 805 router?
I have seven (7) routers connected in a lab via the serial interface (DCE and DTE) on each. My serv
Could I see a config example of two broadband routers in a PPPOE IPsec LAN to LAN and tunneling over
I am experiencing unexplained bandwidth utilization, and constant timeouts. How do I begin troubles
Could you explain the indices used for evaluating a network solution?
When I use ping via a computer name it takes four seconds to get a response. What could be the dela
I'm having issue with installing a router/WAP behind another router (which goes to my ISP). Can you
What does the twist in the Cat5 cable do?
Can you bundle two NIC cards on a W2K server using one IP address for high availability?
Is it possible to configure a Web server with VPN where only a selected few folders will be through
How I can compare different VPN software?
What methods can I use to protect our network from broadcast and multicast storms?
Could you offer me any information on wireless vehicle tracking systems, or a place to begin my rese
Could I use 802.11g technology to connect our new portable classroom to the main building 500 ft. aw
Troubleshooting D-Link DI 614+ router and DWL 650 wireless cardbus adapter using IPsec through compa
While chatting with a friend through Yahoo Messenger or MSN Messenger can I check his/her IP Address
After tracing one particular function I found 23 separate TCP sessions with one request in each. Is
Could you please tell me a few of the differences between IPv4 and IPv6?
Clarification on minimum cable length for Cat5
Will wireless VoIP phones need to stay within range of a base station, similar to regular cordless p
Is there any way that I can block MAC addresses using DHCP server or other third part software?
Is there any software to monitor the bandwidth of Cisco pix site-to-site VPN?
I need to find a CCNA self study guide. What would you suggest?
I want to get into the Network Security field. What is the first cert I need to obtain?
I am working on silence compression and echo cancellation in VoIP. Do I need a DSP processor to canc
Can I create a network with two computers using a regular modem?
Is there a big difference between the CCNA 640-607 exam and the 801?
What training or certifications are required to excel in today's market? I am currently holding MCSE
I have MCSE, CCNA WAN, CCNP WAN, and my CCNA. I'd like to pursue a security certificaiton. What wo
We have a small office - Would we be better served connected to the server via a hub?
Is it possible to connect a switch to a hub with a distance of 100 meters or more?
How feasible is it to implement ATM in a low traffic area (rural area)?
What is a smart hub as opposed to one that is not (dumb hub)?
Can you tell me a bit about VLANs?
What are the advantages and disadvantages of using VoIP technology over circuit switch?
Can a 802.11g client be connected to 802.11a Access Point?
Better security with ISA then with Proxy 2.0
Protect your network inside and out!
What is the best solution for access control on a wireless network?