Routing

Hi,  can any one tell me exactly what running the "remote-span" command under a vlan does? I know you use it for source and destination span sessions, but what changes to the vlan does this command actually achive?  The reason I ask is that I want ...

The question relates to using a non-physical interface for DMVPN over a primary MPLS-1, and a secondary MPLS-2 WAN environment. Is it possible to use a loopback address as a tunnel source in DMVPN at both the Hub and the Spoke? What would be the impa...

Hello, I purchased few months back ISR4321 with xDSL modem (NIM-VAB-A) for home use, to replace consumer grade "standard" home router. The router is working OK, in terms of configuration, but it hangs every few days. NAT translations stops the trans...

Hi, I have a problem with vtp configuration and can't find information why it behaves so strange. I have a big network with cisco switches. Core switch 3750-X acting as vtp server and I have 25 access switches with vtp set in client or transparent mo...

i have tow core switch cisco 4500 i need to create new vlan no.8, can't able to create this vlan, see below message in core switch 1.  (Core-1(config)#vlan 8VTP VLAN configuration not allowed when device is not the primary server for vlan database.) ...

hello all i need help to see what is the problem of this router. i have 2 ws-c6509-e whit each one your sup720-3b. i have already bought a super engine compact flash that i am waiting to receive to try to put him up. meanwhile i have formatted a c...

hello, In a project we have two CGR 2010 in two substations. I want to connect SFP port (optic) of former to ETH port (copper) of the latter. Is it possible by use of a commercial media converter such as MOXA or something like this ? Someone told me ...

Hi,     Under OSPF default-information originate option is available for propagate default route, and it use default AD of OSPF 110 so my question is how to propagate default route into EIGRP? i have redistribute default route into EIGRP using redis...

Firstly, I have many years experience with unix servers but absolutely no knowledge, training, qualifications or expertise with Cisco. The present task involves configuring an 887, ideally using CCP.  That 'should' be relatively straightforward as I ...