Routing

As per this table on pg.16 of the CCIE OCG ,the IDLE state does not listen for TCP connections or initiate any TCP connection. However, this text is taken from the new "Troubleshooting BGP:A Practicle guide to understanding and troubleshooting BGP" ...

I've just put a new EHWIC-4ESG card in a Cisco 1921, but it is not showing in sh run. It appears in sh invent and sh diag, so I can see the router picking it up, but can't for the life of me get it to show in the running config. there is only one c...

Hello I have a problem with port forwarding. I use simple 6 yrs old 4/1 port Cisco router (I don't remember model @this moment. i've added rule: ip nat inside source static tcp local-ip port global-ip port extendable and it works from outside (WAN) ...

Any know the command to set a outer vlan tag that is different than the inner vlan. Similar to a secondary VLAN tag but that command isn't available? Similar to below but secondary isn't an option. interface GigabitEthernet0/0/0.2 encapsulation dot1...

Hello Everybody, I must configure Policing/shipping to limit bandwitch by vlan, when i try to apply the policy to a PortChannel including two 10G links, i have errors that it's not supported. I can apply it in the physical links but it's not ideal f...

Hi all, can you please help me troubleshoot an issue we are seeing? It seems we are getting TCP drops but I don't know where. Running wireshark shows TCP drops and you can see where TCP window sizes are being affected by the drops. I’ve done some t...

Hello, I'm wondering whats the best tool out there to help me manage all of my devices when it comes to upgrades or if I wanted to push out a new command to multiple routers or switches? I have read about network assistant as I have less than 80 dev...

I have a customer who is having trouble opening a few websites - three that they have noticed so far. They are each secure sites and I am completely at a loss as to what is going on here. The setup is AT&T fiber box into the 0/0 of the Cisco 2811 wit...

hi, I am looking at an 891F for dual wan and vpn to aws have a secondary (tentative) requirement to terminate several vpns on this device to both wan ports but also were hoping to terminate vpns on other public ips on the router. im using vrf for thi...

Hi,  Can we forward traffic related logs from a Cisco  router to a syslog server that is configured as a internet router?  Here is current configuration in router : Logging traps debugging Logging host 10.50.20.36 Ip route 10.50.20.36 255.255.255.2...