Other Network Architecture Subjects

Hello,I've configured three vlan's over a catalyst 6509 series. My terminal is in the vlan1 and I'm comparing the differents ttl when I send an icmp echo request to machines of vlan2 and vlan3.When I send an icmp to vlan2 machine (always from the vla...

I am new to Cisco and have very basic knowledge in this area. What I have is a Cisco 2600 router with a full T1. The router is connecting to a PIX 515 which is connected to a proxy server which all clients go through to access the internet. My proble...

HiI have one 2600 router with 12.2(11)T10 image. My problem is i am not able to boot router in normal promptIts getting booted in rommmon mode . I am attaching logs also. Please help asap.Regards....Anil Kadam

Hi,We have a Cisco 1751 router in our organisation which is having Cisco IOS IP Base software in it. Currently we are facing problems like traffic being generated all of a sudden choking the full network. We doubt it might be because of the IOS. Is t...

I've got a new cisco 836 router out of the box.I've allready done a write erase and upgrade to a up2date IOS. But still encounter some problems.RXD and TXD from the DSL interface are lighting like hell. (nothing wired to DSL interface and ATM is admi...

I have a customer who is not using multicast. We do not plan to implement it.We are running 6509, 4506 and 3750 as our switches. What happens to multicast traffic at the switch when we have not defined anything?- No forwaring?- all ports forwarding...

Is there an advantage / performance issues in regards to daisy chaining 2950G to a 3750G-12?I have attached a little diagrams.Thanks.-- Dominique

For reasons to complicated to explain here, I need to know if this is possible.I have 2 T1's each from different providers. I have an Exchange server one of the T's. Is there anyway possible to route my outbound mail through one T1 and have it recei...

Hi, a "simple" question.eBGP permit multihop configuration, so the two peers has not to be directy connected.In this scenario: (AS100) R1 -- R2 -- R3 (AS200)where R1 and R3 are the two bgp peers. This two routers has to specified a static routepoi...

Is there any way to provide a DHCP option that provides text with spaces to a DHCP client? The customer has an application that requires clients receive Option 130 from the DHCP server. The text is ascii and has spaces between some of the parameter...

In our network we use a GRE tunnel to connect our WLAN hotspot routers (1760) via the internet to the central service area. In addition to secure the NMS traffic from/to the router we configured an IP Sec tunnel within the GRE tunnel (esp des). To ov...

Hi I have one 3745 router which running 12.3(4)T Ios version. My problem is i can configured only one port-channelinterface command when i am going to configure another port-channel its giving me error. I would like to howmany port-channel interface ...

Is there any way to get routers to push data (current Config) to a server? Right now I pull the data from the router, but I want the router to send the information.Thank You,Sunil

I found a VPN 3000 concentrator in our closet and was trying to put it into service, but I can't see anything when I connect to the console port w/ Hyperterm. I've tried a few different cables, all Cisco w/ one exception, all are straight through (fl...