Ask the Experts

Ask the Experts

Network Infrastructure

• What causes my overseas VPN connection to slow during the day?

  Learn what slows connectivity for a VPN overseas during particular times of day, in this Q&A with VPN expert Sampath Ramaswami.  Continue Reading

• What equipment do I use to connect two LANs in different cities? What are the steps?

  How do you connect two LANS from different cities? VPN expert Sampath Ramaswami notes the steps to be taken, in this Q&A.  Continue Reading

• Should I add a T3 link or a T1 to my LAN?

  Learn what the T1 bandwidth restrictions are so that you can decide whether a T3 link or a T1 link should be added to your LAN.  Continue Reading

• Can a machine with a single DNS name have multiple addresses?

  Can a machine with a single DNS name have multiple addresses? Learn from networking fundamentals expert Chris Partsenidis in this expert response.  Continue Reading

• What is Multiprotocol Label Switching?

  Learn about Multiprotocol Label Switching in this Q&A with Amy Kucharik.  Continue Reading

• Is there a command in a Cisco Catalyst that will tell me the IP address of a PC hanging off a port?

  Find the IP address of a PC through commands in a Cisco Catalyst in this expert response.  Continue Reading

• Why do vendors say ANEXT and Shannon's capacity are the problems for passive connectivity?

  Are ANEXT and Shannon's capacity problems for passive connectivity? Carrie Higbie clarifies this and the 10BASE-T standard in this expert response.  Continue Reading

• When do you use a straight-through patch cable, and when do you use a crossover cable?

  Learn when to use a straight-through patch cable and when to use a crossover cable in this Q&A with infrastructure expert Carrie Higbie.  Continue Reading

• How do I figure out the configuration on my router?

  Figure out the configuration on your router with the help of routing and switching expert Sudhanshu Gupta.  Continue Reading

• What configuration option would remove our Novell client/server dependency on PIM Dense Mode?

  Novell client/server configuration options to remove your PIM Dense Mode dependency are discussed by IPv4 and IPv6 expert Silvia Hagen in this Q&A.  Continue Reading

• Is there any private/public IP address range in IPv6?

  Learn about private and public IP address ranges in IPv6 in this expert response by Silvia Hagen.  Continue Reading

• How do I get a proper load-share on this router running no routing protocols?

  Sudhanshu Gupta explains how to get a proper load-share on a router running no routing protocols that achieves a 90% reception and 80% transmission, in this Q&A.  Continue Reading

• What is the step-by-step process to ping a host on two hosts using a router?

  Learn how to ping a host on two hosts using a router in this expert response by Sudhanshu Gupta.  Continue Reading

• Can more than one computer on a LAN function as a server?

  Network administration expert Lindi Horton answers whether or not more than one computer on a LAN can function as a server.  Continue Reading

• Where can I find a good practice lab for Aruba mobility controller, switches and access points?

  Find a good practice lab for Aruba mobility controller, switches and access points in this expert response by Lisa Phifer.  Continue Reading