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Cisco Community - Lab Series

Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

Time Required to upgrade N5k OS

Does anyone know roughly how long it might take to perform an ISSU NXOS upgrade from 5.1.3.N1.1a to 6.0.2.N1.2 with the following configuration?  Not looking for an exact time, but are we talking like half an hour, two hours, etc?Thanks!System versio...

Resolved! Catalyst 2960 MLS?

Really dumb and easy question.Is the Catalyst 2960 series only layer 2 switches?  Are the 3560 and 3750s the multilayer switches?Thanks.

zyang by • Level 1
  • 1412 Views
  • 8 replies
  • 0 Helpful votes

How do I disable MAC flapping message?

Hi experts, is there a way to disable this alert?Jun 26 13:08:19 MDT: %SW_MATM-4-MACFLAP_NOTIF: Host 0050.56ac.5e9f in vlan 265 is flapping between port Gi1/0/19 and port Gi1/0/17It turned out to be some server behavior... It picks different link whe...

Web redirect

I know this may seem like an easy task, but I can't get it to work. Basicly, I want to leave an AP wide open, but all web requests go to a specific website, say google. I will put an access list to block anything else, but when the customer connects ...

Password 7

Hi,       When you configure a password under BGP and use the "neighbor 1.1.1.1 password password command. How is this hashed? Or is it? When I do a show run it looks to be hashed but, that could only be because I use the service password encryption ...

WS-X6816-10GE Query

                   Hello All,If i want to connect the device with two 10G link (active - Standby) to  WS-X6816-10GE can i connect any two ports or i have two select port-1 for active and port-2 to standby.Thanks

Steev112 by • Level 1
  • 912 Views
  • 1 replies
  • 0 Helpful votes

Resolved! Nexus 5596, weird error

Hello,I have 2 datacenters running same equipement (two Nexu 5596 with FEX).I just took a look at the log just to see if everything is ok and I saw that I have the same error message (a lot of times) at both location : %SYSMGR-FEX100-5-HEARTBEAT_LOSS...

Vinny by • Level 1
  • 4072 Views
  • 9 replies
  • 0 Helpful votes

7606 subinterface query

Hi All ,We are having a set up  like   ME3400 SW ---------7606-S  --------------ME3400 SWIn this network i had created a int vlan with same range of IP address in both ME 3400 switch ( VLAN 20 with 10.0.0.0/30 ) In 7606 device I configured subinterfa...

Resolved! Setting the port MTU on 6506

The MTU fro one ports on a 6506 was set to 9216. I'd like to set this back to 1500 but the IOS doesn't seem to allow it.# conf tEnter configuration commands, one per line.  End with CNTL/Z.(config)# interface gi1/1/24(config-if)# mtu ?<9216-9216>  MT...

Trouble with ACLs and NAT

Hi there.I am hoping someone can help me here.Issue #1 PATI cant seem to get the PAT (overloaded NAT) working. the systems with IP addresses that are not statically NAT'd can reach out to the internet.The systems with static NAT work fine and can rea...

DHCP Setup help ?

Hi All, I am preparing for my CCNA security Exam. I have difficulty with inbound NAT setup. Setup is Internet -- > ASA -- > LAN (Inside) -- > Cisco Router (3600) I want to forward SSH (customer port 8222) back to cisco router. NAT, ACL on ASA is setu...

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