Other Network Architecture Subjects

1.I used 3750--3750 stacked,but push panle to show stack status and find that port 1,2,27,28 light.How to config then SFP port 27,28 can not show or use to stack ?2.When I push or plug SFP port 27,28 on slave 3750 then can not use again , must power...

I have a Catalyst 6509 running CatOS 7.3. I have two Check Point firewalls connected to the switch using etherchannel and vlans. Each firewall has two Gig interfaces aggregated, on two networks. The firewalls are configured in an HA configuration usi...

Hi all,I have a Cisco 3620 router which display nothing when booting up. When I press enter, all it shows is "0ˆ30‡90‡90‚50Š50‡90Š50ˆ30‡90‚50‚50Š50‚50‡90‚50‡90‡90‚50‡9¨¹0Š50Š50‚50‚50‡90—06§80Š50ˆ36§80ˆ30Š50‚50ˆ30‚56...

What do the late-dropped pkts indicate when performing a show frame-relay pvc? IOS is 12.2(15)T5 on a 7206XVR. Here's the output;DLCI = 259, DLCI USAGE = LOCAL, PVC STATUS = ACTIVE, INTERFACE = Serial1/0.259 input pkts 851091759 output pkts 73...

I am seeing some strange things on my 2950 switch regarding arps. Two questions:1) Why do some arp entries always show an age of 0 mins.?2) Why do some arp entries have a hypen (-) in the age column?3) Look at the sh arp output below and the arp debu...

Please explain the following traceroute:Northhills-Router#trace titanTranslating "titan"...domain server (170.87.50.7) [OK] Type escape sequence to abort.Tracing the route to titan.umcaz.edu (170.87.50.2) 1 170.87.82.105 4 msec 170.87.82.133 4 m...

i have a lots of remote routers dial in AS5300. i use multilink and the username and the password authetication is the same for all. How can i diferentiate every bundle multilink? . i have attempted the command: multilink bundle-name but it don't wor...

Hello,In show cable modem a lot of CM marked with "!". This sign "indicates that the CM has reached its maximum power transmit level and cannot increase its power level further.", but can i do something for try solve it in uBR?ThanksJavier.

Dear All! Sorry for the stupid question:SUMMARY:I am trying to install CiscoWorks 6.0 for Windows eval (just downloaded from cisco.com) on Win2000 prof. Setup returns Severe "No components selected" error (although I select "all device packages" in ...

What are some of your setups where:We are using eigrp over the rtr vpn tunnel.But would like the pix-vpn tunnel as backup.Currently we have 1 static cmd, forcing trafficover the rtr-vpn. What offers the best redundancyand some sort of self traffic r...

How to import router configuratins to NMS ?

How can i block an ip address from switch. Can anyone provide some information.

I have a question on port negotiation.[1] If we have the speed and duplex set, then is it still necessary to 'set port negotiation disable'. I do not think this is necessary as it is the same instruction to the switch. speed/duplex...

ok, i've talked to multiple people about this issue and all seem to say "yeah, it sounds easy, but its quite difficult to do and almost isnt possible", so i figured i'd give it a shot on here.basically, here is the scenario:i have a 3550 smi that i a...

I have a 2501 in my lab that the console port has gone dead on. Apparently there is a cfg saved but the switch cannot detect the device with cdp over ethernet. I tried the aux port but it says no password is configured.I want to blow the config so I...