Other Network Architecture Subjects

You an now setup trunking on the ethernet interface of the 2610 router. I am running 12.2.11T IP PlusI am running a trunk between the router and a cat 3524 switch, the configs all work ok on a standard Fast ethernet interfaced router. The address of ...

how the etherchannel works across 2 catalyst 6500 series(2 link from server/host. 1st link to catalyst switch 1 and 2nd link to catalyst switch 2)?

Hi ,I am facing some memory leak problem on my 3600 Router. After few days the memory utlization goes till 100% and i am not able to login. When i reboot the router, then i am able to login. I have taken the Sh tech output, following is the error it ...

Hi All,My company uses 6509 and 2948G switches.I want to know how to use IP or MAC address for finding the node is connected towhich switch.Now, I use "show cam mac address" to checkthe node is connected the switch or not.So, I need check the switch ...

The design is for a fiber aggregation switch (at least 8 ports) in the MDF, 4 seperatly located (4 different IDF's) 24 port switches with at least 1 fiber port. These switches are access level, with low expected usage. No QoS, no VLAN's needed.So I'l...

Hi...This is my first time configuring a Catalyst 2948G and I could use some help. I can ping the internal IP address assigned to the SC0 interface, but I cannot ping the gateway (10.121.56.1). Any help would be very appreciated. I have included p...

Hi ,As there is one limitation in ATM port adapter PA-A1 that it doesn't support the QoS , For QoS feature we need the PA -A3 enhanced one.So my question is that whether the same kind of limitation exist in serial adapter also or not. If yes than fo...

We have a Hybrid OS Cisco 6509 and MFSC2 . We are upgrading the bootflash image on the MFSC2 card and I have a choice between two images:c6msfc2-jsv-mz.121-19.E1 size: 14,224 KB orc6msfc2-jsv-mz.121-19.E1.bin size 14,187 ...

Hi, I have a customer that would like to implement VPN between their office and a remote office ASAP, they just order another t1 to implement CEF(load balance) with 2 t1’s with existing 1720 router, I know that we can do that with this particular rou...

I have a AS5400 with 384 modems and 16 T1 giving a line to modem ratio of 1-1. I have a problem when the utilisation reaches 100, that is all 384 modems in use. When a customer disconnects the modem port remains in an open/active state. The only way ...

Hi!It is well known that asymmetric routing can cause increase in unknown unicasts flooding. In this case making ARP timeout roughly equal to MAC-aging-time on L3 switch can solve the problem. But which of two timeouts should be changed? What does Ci...

Hi!Is it possible to automatically err-disable port that has too many errors (FCS, etc.) on it (in IOS on low-end switches and hi-end CatOS switches)?Can the system do it by default (without the configuration)?Thank you,Oleg Tipisov,REDCENTER,Moscow

I have a Full T1 from Telco and want to split channels between voice and data. 12 channels would be for the data and 12 for the voice. I need some help with the configuration of 2620-XM router. 1)What kind of WIC card I would need? I believe, I w...