Applied Infrastructure

Browse by Tags

• AAA
• DHCP
• DNS
• event analysis
• IP SLA
• mpls
• network testing
• Nexus 7000
• NTP
• snmp traps
• syslog
• utility subnets
• virtualization

• Real-Time Network Failure Detection

  One of our customers had an interesting problem recently that caused a network outage in a critical part of the network. An interface blade was inserted into a Cisco Cat6500, but the blade didn't pass diagnostics. The blade had been checked out in... Posted Nov 08 2010, 10:48 PM by tslattery with | with no comments Filed under: network management, network testing, Featured, IP SLA

• Handling Network Events (syslog and snmp traps)

  I've been doing some more reading about network event handling and found some interesting articles and a few facts that I'd like to share. I have my own ideas about handling network events, but am open to learning what other people do and why... Posted Jun 06 2010, 04:53 PM by tslattery with | with no comments Filed under: network management, event analysis, Featured, syslog, snmp traps

• Utility Subnets

  Utility services like DNS, DHCP, NTP, AAA, and network management contribute to a smoothly running network. I'm an advocate for designated utility subnets for these services. Why have utility services subnets? It allows the network administrators... Posted Sep 18 2009, 09:06 AM by tslattery with | with no comments Filed under: network management, Featured, DHCP, AAA, mpls, NTP, DNS, utility subnets

• Network Virtualization

  It seems like the pace of virtualization has recently increased - or perhaps I'm becoming more aware of it. Cisco announced their Unified Computing System (UCS) earlier this year and the Nexus 7000 last year. Both have significant virtualization components... Posted Sep 13 2009, 08:53 AM by tslattery with | with no comments Filed under: network management, Featured, Nexus 7000, virtualization