Switching

I want to know the Cisco Switches that support Ip Telephony,and can a 2950 tx switch support Ip Telephony for 50 users ?

Hi all can anyone tell me if vrrp is the same as hsrp? and also what is the benifit of using multiple groups in hsrp ?

I have a 2801 router with a 4 port POE switch card. I have a PC plugged into one of the switch ports.For some reason every 1 or 2 min I stop seeing the MAC in the mac-address-table (it is still in the arp cache though).If I start pinging it again I l...

I just received an 857W ADSL router and have tried 3 different PCs (WinXP, WinXP, Vista). When I run SDM Express and click the "FINISH" button, I get a permanent hour-glass. If I reboot the session, my changes did not get saved to the router. I insta...

Dear Siri have DMZ web servers connected to 2960 switch and the 2960 switch is connected to PIX525,i want to add load balancer to this DMZwhat is the best Cisco model for this networkThanks

HI ALL,I have in my orgnization Internet connection , and i have cisco pix 525 firewall and cisco 4507,4503 L3 switches,the manager want me to prevent some users from accessing the internet.what the best way to do that

I was hoping someone can help me with this setup:Linksys VPN Router (IP:192.168.0.1 Subnet:255.255.255.0) connected to FastEthernet0/1 (VLAN1) on Cisco 3550 48 port (192.168.0.2/255.255.255.0)This setup is for a 45 unit building sharing an internet l...

Does anyone know what the pinout is supposed to be on the RJ45 to DB9 adapter? I've tried pinning it to a general config I find on other sites, but when I use it with a standard Cat5 cable, I get no communication with the supervisor III engines on tw...

Hello all,i have Cisco Pix 525 with software 6.3, and i want to upgrade the software to 7.0.what i need else than the software and how can i ugrade it. and is it safe to upgrade, i mean it is possible to lose the configuration or not.

Can I limit the bandwidth upstream and downstream on Cisco 3560 24-port switch on a per-port basis? I've read through the manuals and I can't seem to find what I'm looking for. If someone could point me in the right direction I'd really appreciate it...

Hello,I would like to buy a power supply for Cisco 857 wireless router. Can I have some information about it and where can I buy it?Thank you in advance.

helloi want to get the backup of ios and config-file of my cisco 2900 switch.what r the prerequisites for this purpose.weather my switch needs an ip add.if yes then on what interface ip should be given.Ur quick response will be highly appreciated.tha...

Hi, i have configured URL filtering in my cisco 1751, it works fine, i mean what ever domain name i mention it blocks, thus users cannot access the site.eg. .yahoo.com, now i am also looking for a config where it should support .yahoo.com/photos, bu...

We have 2 routers(router1 & router2) that are connected to each other in NY city. Also, Router1 is connected to Router3 in Philly and Router2 is connected to Router4 in Boston. We r running BGP on the routers...The router1-router3 path is the primary...