Routing

hi ,i have a cisco router 7206 ,when i create subinterface with ip , the router hangs , and all interfaces are down ,i just remove interface gi0/1 and plug it again , the problem is solved !!!!!!!what is the relaiton between subinterfaces and hanging...

  I have a multilink set up with 8T1's. Have been having chronic issues with one of the controllers taking errors (also causing the serial interface to take errors). All intrusive tests to the internal CSU have been clean. I changed the LBO (cablelen...

Hi All,I was wondering if anyone knows whether or not a  router (enabled with proxy arp) will respond with its own mac-address  for destinations that doesn't match any specifc routes in its routing  table but matches only the router's default route.A...

I have an 1841 border router.  It's a simple setup.  I can to talk to it using SDM from internal interfaces but I also want external requests to https to forward to an internal machine.  Is there a trick to this?  I think my access rules block https ...

I have a 10-Node MPLS Network with Cisco 2800/2600 routers.  I am currently not happy with the support that I am getting from the WAN provider.  The routers are running on outdate codes, they don't follow Cisco best practices and in order to convince...

Hi,I have a question regarding Circuit-speed WAN performance.  I purchased a 1Gbps Internet Link and want to know what my max through put would be on that router.The Data Sheet states 35Mbps, why buy this router if I can not utilize this 1 gig circui...

Hi experts,I would like to know what is exactly the current throughput of device? How can we calculate if the device is reaching it's throughput?For example if router 7200VXR has maximum throughput of 520 mbps as per Cisco documents.How can we measur...

Here is the senerio. Site A will have the ip address of 192.168.1.x subnet mask 255.255.255.0 and will need to commmunicate with Site B (ip address 192.168.100.x subnet mask 255.255.255.0). Neither site needs internet access, so I don't have a defaul...

Hello folks,I'm looking for help on traffic limit (shapping) 'cause I've a Hub-and-Spoke topology where the remote site are all using 128K and I would like to avoid congestion making the egress and ingress traffic not going over the link capacity.bes...

Neighbor 1.1.1.1 flapped causing the reconvergence to eat up memory. We are using Sup2 @ 512MB and gettign full routes from each of our neighbors.the IOS version is: sup-bootflash:c6sup22-psv-mz.121-22.E2.binThis is all I have from the logs:01:11:52:...

  Hi,I'm going to start using 3750Xs PoE switchs. I know with the 3750s the images choice was ip base or ipservices. What are the parallels to the 3750x switches?Thanks, Pat.

Has anyone seen issues on Cisco ISR / ISR G2 routers running 15.x  code while doing NAT for large quantities of users (3000+) involving lock ups? This seems to be an ongoing issue for a customer. The symtom is present on 2811, 2911 and a 3945. The 39...