Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
Hi, I had an interesting issue with some catalyst switches:The models are a 2960 (24x10/100/1000 + PoE ports) and a 3560 (24x10/100/1000).Suddenly, several static entries apeared in the MAC address table, linked to Gigabit Ethernet Ports, the MACs we...
Hi all,I have a doubt about this particular threshold. I configured auto qos on a catalyst 2960 and I'm seeing the following lines:mls qos queue-set output 1 threshold 1 100 100 50 200mls qos queue-set output 1 threshold 2 125 125 100 400mls qos queu...
Hi to all,I have a small problem with this device:I start making a conference call, calling at two different parties (from the PSTN).Call one destination.Press the conference soft key.Call the second destination.Press the conference soft key again.Th...
Hi to all,I have the following problem:A virtual machine (in VMware workstation).Catalyst 3560X switch with dhcp snooping enabled.The dhcp snooping configuration displayed below:ip dhcp snooping vlan 1-200no ip dhcp snooping information optionno ip d...
Hi,I'm trying to block this site (youtube.com) for the LAN users. I found an option in the class-map configuration that seems to allow me to do this but it's not working. the configuration is below:class-map Youtube-Class match protocol youtubepolicy...
Hola Pedro, diría que depende del examen, no creo que se pueda generalizar para todos los títulos de CiscoPress.Particularmente pude ver los Cert Guides de CCNP versión 6 y versión 7.- La versión 6 me pareció excelente y fue todo lo que usé para apro...
Tras aprobar un examen de certificación, esta aprobación tiene un tiempo de expiración al igual que cuando se consigue una certificación?Pregunto porque aprobé el CCNP-ROUTE hace más de 3 años, este año recién renové la certificación de CCNA y no sé ...
Just found out:
- VTPv3 primary server will generate v3 advertisements and v2 advertisements (if it detects a v2 neighbor).
- However v3 devices are not able to accept v2 advertisements in its database, so v2 devices should be used only as clients, i...
Hello,
It is said that v3 is backward compatible with v2 and v1, so what would happen if we had one v3 primary server and a v2 server in the same domain.- If we make a change in the v2 server, this would publish the change to all the other switches, ...
