ERSPAN Overview

ERSPAN supports source ports, source VLANs, and destinations on different switches, which provides remote monitoring of multiple switches across your network (see Figure 41-3). ERSPAN uses a GRE tunnel to carry traffic between switches. ERSPAN consists of an ERSPAN source session, routable ERSPAN G...

OSPF LSA Details

Several types of LSAs exist. This section discusses the nine types of LSAs documented in Table 8-2. Troubleshooting an MPOA Network

Troubleshooting an MPOA network is not conceptually difficult. Generically, the first step is to characterize the problem. The most likely symptom is an inability to create a shortcut. Assuming all media is intact between the source and the destination (not always a good assumption), troubleshootin...

VACL Configuration

VACLs are configured as a VLAN access map in much the same format as a route map. A VLAN access map consists of one or more statements, each having a common map name. First, you define the VACL with the following global configuration command: Switch(config)# vlan access-map map-name [sequence-nu...

Adaptive Shaping to ForeSight

Adaptive shaping to ForeSight allows a Cisco router to respond to ForeSight messages and to react to network congestion by enabling VC-level traffic shaping and rate limiting in a timely manner. Adaptive shaping to ForeSight is a component of Frame Relay Traffic Shaping. On Cisco switches, router Fo...

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