Routing

Hi Everyone, I am working on a project and the security team has requested to disable crypto isakmp aggressive-mode. I understand the difference between the modes but since the disabling of this mode is done through global configuration mode I am af...

hello guys i got really confused by the slaac stateless stateful dhcpv6 servers , cans someone please explain them to me in the most simple way possible , i don't get them and they get mixed up and i don't know what's what anymore thanks

Good morning,  I am trying to find out if there is way to fail back to my primary ISP circuit without unplugging the secondary circuit? Is there a command for this on the primary or secondary router? Two circuits, two ISP's.  3945 routers for both. ...

Hello, I wan't to clear a view things out and also have some question about a not working configuration. First of all the QoS config i set on a router. !class-map match-any CM-QoS-Gold match access-group name ACL-QoS-Gold!policy-map PM-QoS-Gold cla...

So running into an issue with my DMVPN deployment. I have a 4 router lab setup with one hub and 3 spokes.  Hub is setup with nhrp shortcut and redirect.  This feature work flawlessly with simple isakmp using a psk.   Spoke to Spoke communication est...

I have HWIC-2FE in all of our C2911 and some of our C3945E, and we need another Ethernet interface for co-existence with existing WAN/LAN interfaces. Are there any hardware issues associated with having an EHWIC co-exist with the already installed HW...

I have a ISR4351 with running 3.13.01.S/15.4 running the Security feature license.  I installed the 16port module (SM-X-ES3-16-P) and if I do a "show inventory" the router appears to see it.  However, I do not see any interfaces for the card.  I gues...

Hello On my router, an external consultant has configured our router with the following configuration regarding the QoS. My question is : is the configuration is correct to set "service-policy output LAN-policy" on gi0/0 (WAN interface) or the corre...

Good day all, I am new to Cisco system (Switches/ Catalyst 3750). I have a vlan with 3 ports(Fa2/0/2,Fa2/0/4, Fa2/0/24) assigned to it. My vlan has 105.28.109.145 255.255.255.248 as ip assigned to it. I have a server plugged on port Fa2/0/24 with sta...

Hi, I read the Interchassis Redundancy documentation and it mentions it uses HSRP. Is it in the background?  or  HSRP should be configured?. What will be the best practice?  Not sure combining  Also is there an explicit comparison son why to use Int...