Routing

Hello all,Question. I have worked at many compaines and I always see route filtering performed the same way when using BGPv4. Prefix list. Why do admins use this method. Dont route-maps/distribute list perform the same function ? Look forward to the ...

HiWe have a Cisco 877 router and also a 857 router and having a problem getting them to pickup a DSL signal.  If I setup and configure the router at our office they pick up the DSL signal and work fine.  However if I take them to the customers site t...

Hi Dears. when i upgrade the supervisor image after this error occur at my cisco router. the sami module status is unknown. what is the problem?is a problem sami module image?? please help me.pdsn1#sh modMod Ports Card Type Model Serial No.--- ----- ...

Hi allIf I make changes to network statements, ie what networks my BGP router in HQ advertises out, would this cause an outage or make the BGP neighbours go down ? surely its ok add new networks without impacting the system?also when adding a network...

Where is it documented on best practices on where to put RRs? Suppose I have:                   The RR will advertise to the 2 below. But because ebgp learned routes are advertised to ibgp neighbors, what rules dictate if R2 is NOT the RR and R4 coul...

Hi everyone,I am looking for a way to use a 3G connexion on ASR1000.Is it possible to install HWIC module of ISR2 in SPA slot or use an USB modem on the RP?Thanks in advance for your reply.

Hi,I have one 4GE-SFP-LC with Processor Memory: MEM-LC-ISE-1024 and Packet Memory: MEM-LC1-PKT-512 working with a PRP-1with 2Gb of RAM.I received this message: SLOT 1:Jun 21 22:23:21: %EE48-3-IPV6_TCAM_CAPACITY_EXCEEDED: IPv6 pkts will be software sw...

Does anybody knows about a source of information which explains this terms, Those are protocools to organize e-mail data but I don't know how it works.

Hi allCan anyone tell me at a basic level how BGP selects its pathIf I have currently an MPLS running bgp to my provider, they then want to put in a new circuit, which would be same BGP/VRF i should imagine, if this is new circuit connects to the sam...

Hi,I have a vsat connection with 2 E1's in a multilink. Does it matter that they are showing different clock sources.?one is showing as Internal and the other is showing as Line.

Currently I'm looking for a way to failover our internet connection from one site to another site over our MPLS line, should that internet connection go down.My layout: Internet > Cable internet modem (Site B) > ASA 5510 (Site B) > 2821 Router (Site ...