Recently had a macbook pro which had a network dongle that was very hot and the network connection stopped working. Found that the dongle was sending garbled signal down the wire and the Cisco switch shutdown the port. # all status show interfaces status # port...
cisco
Cisco Policy Based Routing for Dual Internet Connections
http://www.cisco.com/warp/public/cc/pd/iosw/tech/plicy_wp.pdf Not redundancy but using 2 links to provide extra bandwidth and segregate services requiring responsiveness for users (VPN, Outlook Web Access) from background tasks (Email download and delivery etc).
Cisco 877 Continual Reload
I used Cisco's SDM to configure the stateful firewall component on a Cisco 877 but I let it add all the automatic Instant Messenger rules. That's when things started going wrong. The Cisco crashed and reloaded... probably 10 times a day. Deleting the IM stateful...
Cisco Network Topology Icons
If you use Dia or another open source diagramming package you may need some network infrastructure icons. Cisco publishes some here http://www.cisco.com/web/about/ac50/ac47/2.html Note: Dia already includes most of these which were converted several years ago when the...
Cisco NAT
This may come in useful in $FUTURE http://blogs.techrepublic.com.com/networking/?p=486
VTP connecting Cisco Trunk Ports accross non Cisco Switches
I have been trying to get VLAN's running between 2 Cisco Catalyst 2900XL switches linked by a Linksys SD208. I had some difficultly (I could ping through the Linksys to either Cat2900 switch but not access higher level protocols) until I Googled and read the...