Switching

Hello,I really hope that someone that works for Cisco can help shed some light on this.  I can't understand why VTP pruning would be a promoted technology when establishing a single VTP server several VTP clients infrastructure seems to be the safest...

Hi all,If Router A  has  no route in the routing table for destination route 10.1.3.0 and we do have default route configured as---ip route 0.0.0.0 0.0.0.0 serial0/0   on Router Awill the packets be dropped to destination route 10.1.3.0 if no ip clas...

Hi expert,The vendor told me that the layer 2 device is for packet switching, not for rounting. I have some questions regarding the "default route" on layer 2 switch. Grateful if expert would enlighten me. Below please find the config of cisco 2960G ...

Hi,I am trying to remove and disable line vty 5 to 15 on 3560.  However, it gave me an error message "%Can't delete last 16 VTY lines".  Is there a way to disable line vty 5 to 15?  All other switch platforms take "no line vty 5 15" without any probl...

I have a Cisco 3825 router with a switchport module NM-ESW-16.  I am using the switchport as a L2 switch with no problems, with the fastethernet ports configured that way, can ping etc on that module.  What I can not do is get out of that module, I h...

I have a request to send every data packet traversing heavily used distribution routers (DRs) out a SPAN session over a GbE port as a permanent configuration.A typical DR is the default gateway for about 2000 hosts connecting across 40 vlans and 30 G...

hi,everyone,I'm studing the static "ip source guard" & "arp inspection".I want to know which layer should be used into with "ip source guard" & "arp inspection"?access layer or distribution layer?I found "ip source guard" is actually a ACL used upon ...

This particular example problem asks for the smallest subnet number, and the zero subnet is still available (172.16.0.0/23, with broadcast address 172.16.1.255). If the question allowed the use of the zero subnet, the zero subnet (172.16.0.0/23) woul...