Routing

Resolved! Restrict OSPF routes

Hello, I am running OSPF on my routers. On Internal routers I want to stop receiving and forwarding any subnet information that are not directly connected to it. In other words I don't want any of my router with none of its interface in area 0 to ha...

DMVPN OSPF filtering

Trying to come up with a method to create a simple ACL for filtering inbound routes. We have one router that has a second connection to the core and it is distributing routes we do not want to see in Area 1. All the DMVPN networks are picking up thes...

Resolved! ASA 5505 DMZ not accessible

Hi, I have an ASA 5505, I am having big troubles with the site accessibility. The http server is in the DMZ. I noticed several things : I need to restart ASA each time to have access again to our website I keep having access to the website durin...

Access List deny ip in same vlan

Hello all; Here is my configuration: Building configuration...Current configuration : 2421 bytes!version 12.4no service padservice timestamps debug datetime msecservice timestamps log datetime msecservice password-encryption!hostname NAME!boot-start...

Interface delay and redistribution metric with delay

I have a site that terminates to an ASA HA pair active / standby. That ASA is connected to a pair of L2 only 2960-X's. The 2960's are then connected to 2921's One will be primary and one is a backup link. I have HSRP running between the ASA and the ...

Resolved! OSPF eBGP connectivity

Hi, I have 5 routers in GNS3 in linear connection. R5 > R1 > R12 >|> R22 1. R5, R1 and R12 are OSPF configured with R5,R1 in area 1 and R1,R12 in area 0 2. R5 and R12 are iBGP peers 3. R12 and R22 are eBGP peers I am trying to ping from R5 to R22 ...

Resolved! Trying to do 3-way redistribution between RIP, OSPF, and EIGRP on the same router - Is this possible to confiure?

In the above topology I've configured fairly successfully Redistribution of routing protocols into other protocols domains using route-tagging via route-maps. - (R1-R5) EIGRP AS 100 can see all OSPF, RIP, and EIGRP AS 200 routes - (R1 - R2 - R3) OS...

BFD Timer expired

Hi, I'm getting below logs on ASR1001-X and my connectivity is flapping on a WAN interface. %BFDFSM-6-BFD_SESS_DOWN: BFD-SYSLOG: BFD session ld:1 handle:1,is going Down Reason: DETECT TIMER EXPIRED Is this a BUG? if so, any upgrade to overcome? ...

Removing an IPsec tunnel interface

I am working on a change to remove a closed remote endpoint of an MPLS network and would like to remove the tunnel along with its associated configurations too. Anyone have suggestions as to the process and order to remove the tunnel and everything a...

Cisco 2621XM

Bonjour,Je dispose de 2 Cisco 2621 XM. J'essaye de paramétrer le second en backup, j'ai injecté la configuration du premier , mais les voyants de l'interface IP s'éteignent après le démarrage. Et le ping ne répond donc pas.C'est un Cisco d'occasion. ...

Resolved! DHCH snooping

please help me to understand below commands ip dhcp snooping vlan 32,36,40,44 no ip dhcp snooping information optionip dhcp snooping Regards & Thanks Maulik

Remote-Span Vlan (what does this command do)?

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 ...

DMVPN - Tunnel source

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...

NAT Problem with ISR4321

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...

Resolved! in RSTP,if shutdown root port , can trigger P/A process?

Dear Sir/Madam, i test it, if i shutdown root port can cause designated port go into designated discard state, and send proposal bit. I know for RSTP if root port transfer to other new root port,such as a new line comes up, old root port will...