Posts Tagged ‘ monitor ’

SLA Monitoring on the PIX/ASA

October 15, 2010
By Aaron Conaway
SLA Monitoring on the PIX/ASA

We're working on an data center design for a customer, and they've dropped in two ISP links – each with it's own managed router and public IP space off one of the Ethernet interfaces.  The idea is that they want to use the Internet links in an active-passive setup without getting their own IP...

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SPANs on Cisco Switches

March 13, 2009
By Aaron Conaway

I can’t believe I haven’t blogged on this yet.  SPANs are one of my favorite things in the world. The switched port analyzer (SPAN) is a mechanism on Cisco switches that allows you to take traffic on one port and copy it to another.  It’s generally used to get traffic to a sniffer or...

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