Network Management Strategies for the CIO
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BGP on a Cisco 805 Router
In this Q&A, our expert, Sudhanshu Gupta answers whether or not a Cisco 805 Router supports BGP. Ask the Expert
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Connecting ISDN PRI to a VPN via a Cisco AS5350
Sudhanshu Gupta examines how to connect an ISDN PRI to a VPN using a Cisco AS5350. Ask the Expert
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Optimize network space for IP addresses
Sudhanshu Gupta explains how to use a Cisco 2600 Router to get networks to talk to each other. Ask the Expert
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Blocking IPs
I have a T1 connection to my Cisco 2620, along with a public IP block of 255 IP's. I want to block some selected IP's from accessing the outside world Ask the Expert
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Dynamic and static routing
The pros and cons associated with dynamic and static routing. Ask the Expert
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What is the advantage of SFP ports on a Gigabit switch?
Our routing and switching expert explains the benefits of SFPs on a Gigabit switch. SFP stands for "small form-factor pluggable" and is a hot-swappable input/output device that plugs into a switch port, allowing multiple options for connectivity. Ask the Expert
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Why can't our wireless NIC get an IP address?
Wireless association followed by DHCP failure is not uncommon. Learn why your wireless NIC is unable to get an IP address from an access point (AP) that it can see and detect a signal from, in this Ask the Expert answer. Ask the Expert
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Can the Cisco Firewall PIX 506e be configured to direct outside traffic from port 3879 to a specific
Can the Cisco Firewall PIX 506e be configured to direct outside traffic from port 3879 to a specific IP address on our intranet? Ask the Expert
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Is there any difference in regard to QoS between IPv4 and IPv6?
Is there any difference in regard to QoS between IPv4 and IPv6? Ask the Expert
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How do I apply an access-list to a router?
Learn how to apply an access-list to a router in this Ask the Expert response from our network routing and switching expert, Sudhanshu Gupta. Ask the Expert