Routing

Hi, can you help me with these basic questions:1) I try to ping ipv6 and I get a message "output interface required". I know that informing "output interface" is expected IPv6 behavior. The problem is that the prompt for "output interface" appears an...

When I configure an OSPF router with "default-information originate always", that router starts to unconditionally announce 0.0.0.0/0 route -- but the router itself will no longer have 0.0.0.0/0 router from other router(s) in its route table. See fol...

i have the following topology in question: LB0----R1--------f0/0--------R2----LB0 R1 is generating a default route with "default-information originate always". If R2 does the same. R2 loses the default route from R1. Looking at the debug ospf rib, it...

Hi all, I have the following issue. I'm using VIC-2BRI-NT/TE connected to some old NT device. The outbound calls are working just fine, but inbound calls fails with the following error code 0x80D804. Sending Complete Bearer Capability i = 0x...

Our ISP has provided us with 2 external redundant connections on the same VLAN.  Currently, we only have 1 attached to the firewall, but would like to use both.  Would someone be able to recommend a router we could use to connect the 2 external conne...

How do I configure the OSPF process to reflect the following metric calculations?Bandwidth (Mbps)     OSPF Cost10000                              210                              20001.544                         129530.768                         26...

Hi All,We have several Home Workers who establish a VPN tunnel to a PIX using a mixture of 871/877/851 routers.We've  just replaced a single user's failed 877w with an 887w, who is now  unable to establish end to end communication through the VPN tun...

     I have two 2951 routers connected via a Gigabit HWIC/link. Should I be able to push this link to the full 1Gbps or is the rated 296Mbps the maximum I can push while routing between the networks?10.x.x.x <----> (2951) - 172.10.10.1 <---->   1GB L...

dears Alliam working as network administrator for one company and rightnow we have project to replace static routes over WAN links with BGP.is there any recommendation from cisco to replace 1841 with any routers series , and how can i know maximum Th...

Hello all,I have the following network set up:Cisco 2800 RTR --> SW --> non-Cisco WLCEach trunk link has VLANs 900 (mgmt) and 800 (wireless AP mgmt) included.Cisco 2800 fa0/0 = ISP, fa0/1.900 = 10.0.0.1, fa0/1.800 = 10.71.0.1The WLC has 10.0.0.2 set ...

Hi Aall,We have the below NAT confgired for our Polycom Video Conference system in our c2951 router.***ip nat inside source static 10.14.96.9 193.174.194.19 redundancy WanHSRP mapping-id 1 extendable***It was working fine for some time and stop worki...

Hi1)I Read a post in this wonderfull forum that Y should install a dedicated switches  betwen the outside interface of te ASA and the inside interface of the edge routers to avoid arp poising? what is that?pls explain2) in multihoming envirment,what ...

Hi AllWe got a some of error message from our ITP(7613). I already checked error message meaning in the cisco website.but they didn't mention anything.my curious is what does mean at the below error message and how do I do next action?*Jun 14 11:51:0...

Hi,my network works in RBE in ipv4.I have a 7204 router connected with ATM network to CPEs.CPEs are configured in IRB brdige mode and receives IP addresses from an external DHCP server.Now I want to introduce the ipv6.I woul like to use the dual-stac...