The show ip ospf border-routers Command

The show ip ospf border-routers command shows the ABRs and ASBRs that the internal router has in its routing table. This command is excellent for troubleshooting configuration errors and understanding how the network is communicating. In a multiarea network, the show ip ospf border-routers command c...

The OSPF Area Concept

One of the most important concepts in OSPF is the existence of hierarchy and areas. OSPF allows collections of contiguous networks to be grouped together. Such a group, together with the routers maintaining interfaces to any of the included networks, is called an area. Each area runs a separate copy...

Multi-Action Policing

When CB Policing re-marks packets instead of discarding them, the design might call for marking more than one field in a packet. For instance, when transmitting into a Frame Relay cloud, it might be useful to mark both DSCP and FR DE when a packet violates the contract. Marking multiple fields in th...

Traditional WLAN Architecture

Traditional WLAN architecture centers around the wireless access point. Each AP serves as the central hub of its own BSS, where clients located with the AP cell gain an association. The traffic to and from each client has to pass through the AP to reach any other part of the network. Notice that ...

Setting SNMP Timeout Values

You can use the following configuration command to adjust a router's SNMP trap timeout value: Router#configure terminal Enter configuration commands, one per line.  End with CNTL/Z. Router(config)#snmp-server trap-timeout 60 Router(config)#end Router# To adjust a router's SNMP inform t...

Contact Us

86-136-2222-6316
CALL ME NOW

© 2011 CathaySchool, an ANDA Technology Group company, All Rights Reserved Privacy Policy | Refund Policy | Disclaimer | Sitemap | Resources Tags