Switching

I would appreciate if any body would let me know the advantages of using VRRP over HSRP in a cisco environment (Cisco Switch & router).My colleagues are explaining me to use VRRP over HSRP but I am trying ro explain them to use HSRP.I would appreciat...

Hi NetPro,does anyone can share with me what does this mean ? Aug 13 12:26:19.781: %C6KENV-SP-4-PSFANFAILED: the fan in power supply 1 has failedAug 13 12:26:21.389: %C6KPWR-SP-4-PSFAIL: power supply 1 output failed.Aug 13 12:26:21.393: %C6KPWR-SP-4-...

HelloWe currently have 3 vlans setup on out 4507 switch they are 10.1.1.0, 10.1.101.0 and 10.1.102.0. we have been told by HQ that we need to migrate all addresses to 10.84.0.0 range. How can i do this in stages without interupting the network. Do...

I just installed Windows 2003 R2 on HP DL380 G5. After I create NIC teaming, the server receives the following Event ID 434. I have called the HP tech support and upgrade all BIOS and drivers. I also upgraded the Windows SP1 and 2. I have changed the...

Hi forum,Just collecting opinions, Is it good to isolate printer into a single VLANs or isolate the printer into departmental VLANs. If there is only a single printer server/spooler, it is learned that print job will be spool on the server before sen...

I am trying to configure a HWIC-1GE-SFP on a 2821 as a 802.1q trunk to connect to a 3508 switch.If i try a show int gig x/x/x I get "gig x/x/x is not a switchable port"I read the documentation that these modules do support dot1q VLAN's so what am I m...

We just purchased 4 CE switches and I'm trying to configure the 1st one. When I select Static and give it an IP address of 192.168.1.50, and select submit, it kicks back an error of "192.0.0.0 is (well, basically it doesn't like it.) but if I put in...

Please see the following output:CPU utilization for five seconds: 74.88% one minute: 76.24% five minutes: 76.05%PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process--- ----------- --------...

I have just upgraded 3 4507R's running Sup V's. I have noticed the CPU utilization is abnormally high. I have 1 switch that has no users on it currently and it's sitting at 17% utilization. The other are at 24% when they are normally at 11% before th...

I have a 3560, typical setup with voice and data interface GigabitEthernet0/6 switchport access vlan 200 switchport mode access switchport voice vlan 100 spanning-tree portfastVlan 200 has an interface 192.168.2.1Vlan 100 has an interface 192.168.1...

We have a 6500 switch that currently has two 3000w PS and we would like to upgrade both to 6000w. Has anyone done this before and was there any impact. If we replace the first 3000w first and replace it with 6000w PS, will this cause any problems s...

Hello all,Can we assign same vlan in different switches in different networks.eg: vlan 90, 91, 92 assigned for Switch 2 and the same vlan 90, 91, 92 assigned in Switch 3, both switches in different locations & networks this will work out?Thanks in ad...

I have a 6500 with a Sup2 running hybrid1) Does Sup2 support etherchannel using L4 information?2) If not, what's my best choice for equal distribution over the four links making up my port channel?set port channel all distribution {ip | mac |session ...

hi all,I have a 6509 running SUP1A\MFC2 & Access Switches 3548XLI am look to enable QoS on specific ports on these switches. For the 6509I have a trust setup below on the uplinksset qos acl ip acl_1 trust-dscp ip 172.x.0.0 0.0.255.255 172.x.0.0 0.0.2...

Does anyone know what the impact of enabling this feature on a production switch. We would like to enable extended VLANs on our switches but were concerned about the impact. I would appreciate any comments especially for those that have done this b...