Cisco Systems

unregistered TCP/UDP ports

I see traffic on my network to a number of unregistered TCP/UDP ports. Where can I find a list with possible protocols t...

3 comments posted 17yrs

posted by erik.vangaever

3 comments posted 17yrs posted by erik.vangaever

Cat3750 - flash problem

Hi group, I would like to upgrade a catalyst 3750E (WS-C3750E-TD-S) with another IOS version. But this update doesn't w...

1 comments posted 17yrs

posted by ukonstantin

1 comments posted 17yrs posted by ukonstantin

Unused switch port report for 1/3 months

Hi, We have around 500 access switches in our network. Our management periodically needs to know how many of these port...

6 comments posted 17yrs

posted by jowan.p

6 comments posted 17yrs posted by jowan.p

Dual gateway configuration on ASA 5520

Hi, I have an issue with the configuration of an ASA firewall. Currently the configuration is quite basic: outside: 10....

5 comments posted 17yrs

posted by googleforum

5 comments posted 17yrs posted by googleforum

IP Address Conflict.

I'm getting a broadcast of an IP Address Conflict, but several machines are reporting the same MAC address that are par...

7 comments posted 17yrs

posted by techjohnny

7 comments posted 17yrs posted by techjohnny

Where to get SmartNet Contract

Hi NG, my SmartNet Contract for my C871W is about to expire soon. Do you have any suggestions where to get a fair exten...

0 comments posted 17yrs

posted by aheinzelmann

0 comments posted 17yrs posted by aheinzelmann

Encryption on AIR-BR350 as access point with third party clients

Hi! I just obtained an AIR-BR350 bridge, and intend to use this as an access point in my home. Clients are all third pa...

0 comments posted 17yrs

posted by spam

0 comments posted 17yrs posted by spam

What Version Software To Run? ASA 5505

Hello All, I'm presently running ASA version 7.2(3) and ASDM version 5.2(3) on my ASA 5505. I'm currently experiencing...

0 comments posted 17yrs

posted by buck

0 comments posted 17yrs posted by buck

What is the difference between Route Groups and SRST in Cisco VoIP?

They both privode the link redundancy for the voip traffic, which can failover to PSTN. why we need they both? What is t...

5 comments posted 17yrs

posted by xianli2

5 comments posted 17yrs posted by xianli2

[OT] building a fast network

Among other things, I am a photographer that is looking to move large volumes of images as fast as possible across my h...

1 comments posted 17yrs

posted by cartoper

1 comments posted 17yrs posted by cartoper

Some questions about trunking

I'm studyng for CCNA exam, and I am a little confused about encapsulation dot1Q command. When do I need to use that com...

6 comments posted 17yrs

posted by mar

6 comments posted 17yrs posted by mar

Another BGP qestion regarding ACL

We finally got our second T1 installed and I got the BGP config working. We are receiving full routes from both ISPs. W...

2 comments posted 17yrs

posted by gordon

2 comments posted 17yrs posted by gordon

FastEthernet3 as WAN port? possible? Vlan?

Hi, Can I use a FastEthernet port from my Cisco 876 as a second WAN port? I want to add a second ISP to my Cisco 876. -...

4 comments posted 17yrs

posted by me

4 comments posted 17yrs posted by me

Need a confirmation about the justification in PDH

Bonjour, I know that the PDH technology is not very up-to-date. I just want to have some elements from you about the ju...

0 comments posted 17yrs

posted by mhostettler

0 comments posted 17yrs posted by mhostettler

Cannot Ping Internet from VLAN Client

I have a router connected to corporate network then a 3560 switch. I configured a VLAN with ip address 10.1.2.1/24. I c...

4 comments posted 17yrs

posted by h_bear

4 comments posted 17yrs posted by h_bear