We have a dark fibre connection between out two buildings. We are carrying some vlans from main site to remote site. One of these Vlans is critical and our security guy wants us to encrypt this vlan.How can i achieve this goal? Can i use Gre for tunn...

Hello;We have a router that have 5 serial interfaces. We configured ipsec vpn in these interfaces for out point-topoint connnections. We have 5 different crypto-maps for these connection. But i want to use only one crypto-map and apply it to these in...

Hello;We have a lot of branches. Below config is the same for all. But one of them has a problem. When i apply this config, it gets locked then it restart. Any idea?*****************************access-list 161 remark policy1access-list 161 permit ip ...

Hello;Imagine a LAN contains backbone and access switches. What is the difference between using "switchport access vlan X" and "switchport trunk allowed vlan X" on bockbone switch?And is the config below works?interface gig a/bswitchportswitchport ac...

Hello;We have following modules that were recently used in a 6509 chassis(not E series). Now we will buy a 6506-E chassis to plug these modules in. Are Sup2 and 6506-E chassis compatible?Catalyst 6000 supervisor 2 (Active) WS-X6K-SUP2-2GEPure SFM-...