Routing

Hello... I have 5 router in my ospf domain RTR1,RTR2,RTR3,RTR4,RTR5. router RTR1 is connected to internet and originating Default route for the domain. But Now I Have another router RTR6 also connected to internet . Now I want RTR1 and RTR6 will orig...

Does IGMP snooping work with Q in Q 802.1ad(dot1q tunneling)? I have searched extensively but can't find a clear answer.I am on the customer side, and my testing suggests that either snooping is working on the carrier side or flooding is restricted t...

On my test lab I have 4 routers. All running BGP + local IGP. Three routers are in the same AS 100. Sh ip bgp on all three routers show the correct networks have been learned by bgp and when you do a SH ip route, two of the routers have injected the ...

Which network module and interfaces required for OC3 and E3 or FE connectivity between Cisco 3825 and ONS 15454 MSTP.

Hi,Has anyone of you seen this error? I tried to use Cisco OutputInterpreter but haven't seen any information about the error. Thanks.000747: Aug 29 20:16:10.000 UTC: %DUMPER-3-PROCINFO: pid = 16426:(sbin/udp.proc), terminated due to signal SIGSEGV, ...

I have cisco 2851 with IOS Version 12.4(9)T5.This router reboot frequently due to some unknow reason, This is my edge router and due to this reboot my network is suffering.After reboot when i did the show version,uptime is 16 hours, 23 minutesSystem ...

Hello, Can I use 3560G series (3560-28) switch for CCIE preperations? Also can I upgrade any 3550 switch IOS from SMI to EMI? What would you advise for access layer switches, I would like to go on CCIE Security after, so how many of switches do I ne...

Hi Guys,I Have a quesiton relating to peering arragements between ISPs at Peering Points around the globe. We have a presense at LINX and MANIX in the UK. And pratially every day we get requests from other ISPs that have a presence here to peer.My Qu...

Hello,I am new in this forun.I need help to Design a WAN in cost effective way.Please help me by giving some Tips.

I have 2 x 3750G-24TS and 1 x 3750G-12S-S back planed together.We are going to become a node for our WAN with a 10Gig fibre connection coming in and 1Gig fibre connections going out to other sites.Is there a switch that has 10Gig fibre uplink(s) and ...

I have a 2960 swich (G0/1, G0/2, G0/3, G0/4) form a L3 port channel with 7604 (G0/1, G0/2, G0/3, G0/4)Can I Control the outgoing and incoming use the same link. That ise.g. ( Source 192.168.1.1 ping to 10.1.1.1 ) use 2960 G0/1 out via 7604 G0/1 and r...

hi, I have 3845 router, i want to block peer 2 peer application. i have downloaded pdlm files for kaaza and bittorrent. i have heard that the pdlm for kaaza2 seems to cause some problem. please help me to configure how to block all peer 2 peer applic...

Hi - is there a way of finding out what AS number an EBGP peer is using to peer with my router? Obviously do a debug and reset the BGP peers, but I wondered if there's any 'show' command which can show me the same thing?Note - I don't mean the neighb...

Hi All, I am facing a problemI have to 6500 switches and they are connected together with gig port.I have gig modules on both.The gigport on the Core switch is going to errdisable.When i check the Distribution switch there are lot of input errors.I h...