Routing

HiI have a CISCO 2921 router , today it auto reboot two times. I user show version command and see have a crash message "0x21A6DD74".Does anyone know what is mean??thanks a lot!!System returned to ROM by error - a Software forced crash, PC 0x21A6DD74...

Hi there,Is it possible to configure NAT on Cisco router for the following scenario?I have 2 or more SIP servers behind NAT and I need to enable UDP por forwarding to each of those servers for RTP traffic (say port range UDP:10000-20000). I have a on...

Hi, we are considering migrate new router and found following configuration is not supported in new one.Current)NAME: "Two port E1 voice interface daughtercard with Drop & Insert and G.703 on Slot 0 SubSlot 0", DESCR: "Two port E1 voice interface dau...

Hi Experts,I was looking an HWIC card for CISCO2901-SEC/K9. We have one internet connection (ADSL) current.Now we want to backup internet connection from cable service provider. I will implement IPSec on this HWIC.What HWIC cards can I choose for thi...

Hi I am trying to configure Flexible Netflow to capture flows on the Sup 2T Control plane. Configured according to http://www.cisco.com/en/US/customer/prod/collateral/switches/ps5718/ps708/white_paper_c11-663623.html#wp9000290The show flow monitor......

Diagram and configs as attached..order of the devices..1800 --- 2800 --- 3750The tunnel is up and I can access to 10.66.0.0/16 from 172.55.0.0 but not from 10.55.0.0No idea what went wrong.. hope to get some ideas from experts here.. Another this i n...

I have a 2911 router hanging/freezing at random times, could work fine for a week then crash, or sometimes, could only go a few hours, completely random with timing. The onyl fix is to manually pull the power and reinsert.When this happens, all servi...

Experts,Good afternoon, how do I access the router's web gui management?I already enabled the ip http server and ip https commandsI have a username and password configuredI open a browser session with the ip address:      http://192.168.10.1But I do ...

Hi,On a 3945 voicegateway,I want to remove a wave file (announcement), with the purpose that a new one can be automaticaly downloaden from UCCE to the box.Is there a way to do that automaticaly with SNMPSET <voicegateway> <MIB OID> <??wave file name?...

                   I have a new 1921 router and when I try to use CP Express I get a Microsoft Internet Explorer error. Cisco CP Express Application could not be launced. If CP Epress is launched using https try the following steps and relaunch CP Ex...

Hello communityI'm trying to configure the a distribute list on ospf but I keep on getting the following error message:% This command only accepts named standard IP access-lists.The access-list that I'm trying to apply is:ip access-list extended rout...

Hello GuysWe have a cisco 2911 cisco router so i want to use as a load balancer using two different ISP networks, example if the first ISP network gets down i need the second ISP will take over all routing and get for internet accesshere is my scener...